10% More Swing Torque

Experience faster cycle times and smoother, more predictable performance.

Up To 2X More Structural Durability

Do hard, heavy work with reinforced booms, sticks, and upper and lower frames.

Up To 20% Less Maintenance Costs

Save time and money using our improved oil filters with longer service intervals.

The Cat® 374 hydraulic trackhoe excavator delivers large-scale production with premium power and performance.

Large Excavators 374 - Tier 3

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Key Specs

Net Power - ISO 9249: 480 HP; 358 kW

Operating Weight: 162900 lb; 73890 kg

Maximum Digging Depth: 25.1 ft; 7660 mm

374 - Tier 3
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Overview

High Production. Greater Durability. Less Maintenance.

The Cat® 374 Excavator is a 74-tonne large excavator that brings high production, durability, and low maintenance costs to your jobsite. The 374 excavator has 10% more swing torque, twice the structural durability and 20% lower maintenance costs than the 374F.

Benefits

10% More Swing Torque

Experience faster cycle times and smoother, more predictable performance.

Up To 2X More Structural Durability

Do hard, heavy work with reinforced booms, sticks, and upper and lower frames.

Up To 20% Less Maintenance Costs

Save time and money using our improved oil filters with longer service intervals.

Features At A Glance

Latest Features

Cab Monitor Improvements

Continuously improved user interface allows intuitive navigation, minimizing performance interruption with the easy-to-use touchscreen menu.
Identify apps quickly with a grid list view, abbreviated app names, and categorized menu options.
A notification center keeps important information visible to the operator and displays messages without shrinking the camera view.
Color-coded notifications set critical messages apart from the rest.
Use the in-monitor QR code to learn about machine and technology features through a full suite of “how-to” videos.

Operator Coaching – Empower Operators. Exceed Targets.

Operator Coaching is an in-cab system that recognizes specific opportunities for operators to be more productive and prevent unnecessary machine wear and tear.
After detecting inefficient or restricted actions, the system alerts the operator and provides insight into the inefficiency and steps to improve.
Paired with a VisionLink Productivity subscription, this information and other Operator Coaching insights can be viewed anywhere.

Standard integrated vehicle health management system alerts operators with service guidance and parts needed to enhance uptime.

Not all features are available in all regions. Please check with your local Cat® dealer for specific offering availability in your area. Build Number: 07D

High Performance

The 374 can load up to 33 trucks per hour with a capacity of 36 tonne (40 tons).
Work up to 3000 m (9,840 ft) above sea level without de-rating.
Match the excavator to the job with three operating modes: Power, Smart, and ECO.
The Cat® C15 engine meets Brazil MAR-1 emission standards, equivalent to U.S. EPA Tier 3 and EU Stage IIIA.
VisionLink® provides actionable data insights for all assets - regardless of fleet size or equipment manufacturer. Review equipment data from your desktop or mobile device to maximize uptime and optimize assets.
Three levels of fuel filtration protect the engine from dirty diesel fuel.
Grease sealed between track pins and bushings reduces travel noise and prevents debris from entering to increase undercarriage life.
The center track guiding guard helps align the excavator track when traveling and working on slopes.
The sloped track frame prevents mud and debris accumulation, helping reduce the risk of track damage.
Swing torque increase of 10% makes cycle times faster than the previous series.
Multifunctioning is smoother and more efficient with the hydrostatic swing circuit.
Auxiliary hydraulic options allow you to use a wide range of Cat® attachments.
Enhanced heavy lift mode increases system pressure to help you easily pick and place heavy material.
Booms, sticks, and frames are up to two times more durable than the previous series, giving you years of reliable performance in the harshest environments.
Advansys™ bucket tips increase penetration and improve cycle times. Tip changes can be done quickly with a simple lug wrench instead of a hammer or special tool, improving safety and uptime.
Auto warm-up speeds up hydraulic oil warming in cold temperatures and helps prolong the life of components.
Don’t let the temperature stop you from working. This excavator has a high-ambient capability of 52° C (125° F) and a standard cold start capability of –18° C (-0.4° F).

Efficiency Through Technology

Boost productivity up to 45% versus traditional grading with standard Cat® Grade with 2D system – includes indicate-only and laser capability.
Operator Coaching is an in-cab system that recognizes specific opportunities for operators to be more productive and prevent unnecessary machine wear and tear.
Automatically stop excavator swing at operator-defined set points in truck loading and trenching applications with Swing Assist.
Cat® Payload helps you achieve precise load targets to improve operating efficiency. Pick up a load of material--with a bucket and thumb combination or grapple and clamshell attachments--and get a real-time weight estimate without swinging.
Combine Payload with VisionLink® and remotely manage your production targets.
Want a 3D system to improve your digging results? Caterpillar's single antenna global navigation satellite system (GNSS) makes it easy by giving you visual and auditory guidance to grade. Plus, you can create and edit designs on the touchscreen monitor while on the job. If your application calls for a dual antenna system, it’s easy to upgrade.
Upgrade to our dual antenna GNSS for maximum grading efficiency. The system lets you create and edit designs on the touchscreen monitor while you’re on the job, or you can have the plan design sent to the excavator to make your work easier. You also benefit from avoidance zones, cut and fill mapping, lane guidance, augmented reality, and advanced positioning capability.
Standard Grade Assist helps you stay on grade –and effortlessly – with single-lever digging.
All Cat® Grade systems are compatible with radios and base stations from Trimble, Topcon, and Leica. Already invested in a grade infrastructure? You can install Trimble, Topcon, and Leica grade systems onto the machine.
Dig with guidance to grade depth, slope, and horizontal distance. You can set up four different depth and slope targets to help save time and money.

Take the Guesswork Out of Managing Your Equipment

VisionLink® provides actionable data insights for all assets - regardless of fleet size or equipment manufacturer.* Review equipment data from your desktop or mobile device to maximize uptime and optimize assets. Dashboards provide information such as hours, miles, location, idle time, and fuel utilization. Make informed decisions that lower costs, simplify maintenance, and improve safety and security on your jobsite.
VisionLink Productivity gathers and summarizes machine telematics and jobsite data from all your equipment – regardless of the manufacture.*
View actionable information such as idle time, fuel burn, location, payload, load counts, total cycles, and more to improve machine efficiency, productivity, and utilization. Access data anywhere via a mobile, tablet, or desktop device - on or off the jobsite.
Cat® Inspect is a mobile application that allows you to easily perform digital preventative maintenance (PM) checks, inspections, and daily walkarounds. Inspections can easily be integrated with other Cat® data systems like VisionLink so you can keep a close eye on your fleet.
Remote Troubleshoot is a mobile application that allows your Cat®
dealer to perform diagnostic testing on your connected machine remotely to help resolve issues quickly and with less downtime.
Remote Flash is a mobile application that allows you to update onboard software without a technician being present, allowing you to initiate software updates when convenient, increasing your overall operating efficiency.
The Cat® PL161 attachment locator allows you to track attachments across all worksites, reduce the number of lost attachments, and plan for attachment maintenance and replacement. The work tool recognition feature automatically adjusts machine settings based on the selected tool.

* Data field availability can vary by equipment manufacturer.

Less Maintenance

Extended, synchronized maintenance intervals and a reduced hydraulic oil capacity save up to 20% in maintenance costs on the 374.
Boost productivity with proactive service reminders. The Integrated Vehicle Health Management system alerts the operator with step-by-step service guidance and parts needed so you don't experience unnecessary downtime.
Check engine oil level quickly and safely with the engine oil dipstick on ground level.
Track your excavator’s filter life and maintenance intervals via the in-cab monitor.
The latest hydraulic oil filter provides improved filtration performance, anti-drain valves to keep oil clean when the filter is replaced, and longer life with a 3000-hour replacement interval – 50% longer than previous filter designs.
The excavator is auto-lube ready with built-in mounting points; an available auto-lube retrofit kit provides additional hardware to mount a grease pump and line guards.
Using Cat® genuine oil and filters and doing typical S∙O∙S monitoring will double the current service interval to 1,000 hours, giving you greater uptime to do more work.
S·O·S ports with extended sampling intervals are on ground level, simplifying maintenance and allowing for quick easy extraction of samples for fluid analysis.
The high-efficiency hydraulic fan has an automatic reverse function to keep cores free from debris, eliminating the need for any operator interaction.
The advanced air intake filter with pre-cleaner has double the dust holding capacity of the previous air intake filter.
The latest engine air cleaners with an integrated pre-cleaner have twice the life of radial seal air cleaners.

Work In Comfort

Two cab options – Deluxe, and Premium – let you choose the level of comfort you need.
Stay warm with the Deluxe heated seat; stay warm and cool with the Premium heated and ventilated seat.
Standard automatic climate control keeps you at the right temperature throughout your shift.
Get in and out of the cab more easily using the tip-up left console.
Advanced viscous mounts reduce cab vibration up to 50% over previous excavator models.
Control the excavator comfortably with easy-to-reach controls located in front of you.
Stow your gear with plenty of in-cab storage beneath and behind the seat, overhead, and in the consoles.
Use the standard radio’s USB ports and Bluetooth® technology to connect personal devices and make hands-free calls.

Safety

Keep your excavator secure with Operator ID. Use your PIN code on the monitor to enable the pushbutton starting feature.
Enhance operator safety by adding Cat® Command to your fleet. The remote-control system keeps you away from potential hazards. The non-line-of-site kit has a Wi-Fi radio, cameras, and a microphone to work anywhere.
Standard 2D E-Fence is integrated right out of the factory, preventing the excavator from moving outside operator-defined set points; the system works with thumb and bucket combinations, hammer, grapple, and clamshell attachments.
A travel direction indicator helps operators know which way to activate the travel levers.
Access 100% of daily maintenance points from ground level – no need for you to climb on top of the excavator.
A ground-level shutoff switch stops all fuel to the engine when activated and shuts down the machine.
The right-hand service platform design provides easy, safe, and quick access to the upper service platform; the service platform steps use serrated steps and an anti-skid punch plate to prevent slipping. The handrails comply with ISO 2867 requirements.

Lift Assist helps you avoid tipping by letting you know if your load is within the excavator’s safe working range limits.
The standard ROPS meets ISO 12117-2 2008 requirements.
Enjoy great visibility into the trench, in each swing direction, and behind you with the help of smaller cab pillars, larger windows, and a flat engine hood design.
Enhance jobsite safety. Add a swing alarm to alert people when rotating from the trench to the stockpile.
Rear and right-hand-sideview cameras are standard. Upgrade to 360° visibility, and you’ll easily visualize objects and personnel around the excavator in a single view.
See all around the machine with the premium 360° lighting package and its 1800 lm lights on the chassis, cab, boom, sides, and rear.

Simple to Operate

Start the engine with a push button; use a Bluetooth key fob or the unique Operator ID function.
Automatic hydraulic oil warmup gets you to work faster in cold temperatures and helps prolong the life of components.
Make operating easier with the touch of a joystick button. Additional auxiliary relays allow you to power on or turn off a CB radio, beacon light, and even a dust suppression watering system without taking your hands off the joysticks.
Make moving the excavator much easier with Cat® Stick Steer. Push a button and use one hand to travel and turn instead of both hands or feet on levers or pedals.
Program each joystick button, including power mode, response, and pattern, using Operator ID; the machine will remember what you set each time you go to work.
Program up to four depth and slope offsets so you can easily get to grade without a grade checker – saving time and enhancing safety on the jobsite.
Not sure how a function works or how to maintain the excavator? Always have the operator’s manual at your fingertips on the touchscreen monitor.
Use the in-monitor QR code to learn about machine and technology features through a full suite of “how-to” videos.
Navigate quickly on the standard high-resolution 254 mm (10 in) touchscreen monitor or with jog dial control.
A second 254 mm (10 in) monitor is available for Cat® Grade and Cat® Grade with 3D.
The Cat PL161 attachment locator is a Bluetooth device designed to let users know where their attachments are across all worksites, reduce the number of lost attachments, and plan for attachment maintenance and replacement. The PL161 integrates easily into VisionLink® for full fleet management of machines and attachments from one smartphone or tablet dashboard to view location and tracking details.
Save more time and energy with the available work tool recognition feature. A simple shake of the attached tool confirms its identity and ensures all the attachment settings (pressure, flow, and dimensions) are correct so you can work quickly and efficiently.

Specifications Standard Equipment Optional Equipment

Product Specifications for 374 - Tier 3

Engine

Net Power - ISO 9249	480 HP 358 kW
Net Power - ISO 9249 (DIN)	487 hp (metric) 487 hp (metric)
Engine Model	Cat C15 Cat C15
Engine Power - ISO 14396	481 HP 359 kW
Engine Power - ISO 14396 (DIN)	488 hp (metric) 488 hp (metric)
Bore	5.4 in 137 mm
Stroke	6.7 in 171 mm
Displacement	928 in³ 15.2 l
Biodiesel Capability	Up to B20¹ Up to B20¹
Emissions	Meets Brazil MAR-1 emission standards, equivalent to U.S. EPA Tier 3 and EU Stage IIIA. Meets Brazil MAR-1 emission standards, equivalent to U.S. EPA Tier 3 and EU Stage IIIA.
Note (1)	Net power advertised is the power available at the flywheel when the engine is equipped with fan, air intake system, exhaust system and alternator with enginge speed at 1,800 rpm. Advertised power is tested per the specified standard in effect at the time of manufacture. Net power advertised is the power available at the flywheel when the engine is equipped with fan, air intake system, exhaust system and alternator with enginge speed at 1,800 rpm. Advertised power is tested per the specified standard in effect at the time of manufacture.
Note (2)	¹Cat engines are compatible with diesel fuel blended with the following lower-carbon intensity fuels** up to: 100% biodiesel FAME (fatty acid methyl ester)* or 100% renewable diesel, HVO (hydrotreated vegetable oil) and GTL (gas-to-liquid) fuels. Refer to guidelines for successful application. Please consult your Cat dealer or “Caterpillar Machine Fluids Recommendations” (SEBU6250) for details. For use of blends higher than 20% biodiesel, consult your Cat dealer. Tailpipe greenhouse gas emissions from lower-carbon intensity fuels are essentially the same as traditional fuels. ¹Cat engines are compatible with diesel fuel blended with the following lower-carbon intensity fuels* up to: 100% biodiesel FAME (fatty acid methyl ester)* or 100% renewable diesel, HVO (hydrotreated vegetable oil) and GTL (gas-to-liquid) fuels. Refer to guidelines for successful application. Please consult your Cat dealer or “Caterpillar Machine Fluids Recommendations” (SEBU6250) for details. For use of blends higher than 20% biodiesel, consult your Cat dealer. *Tailpipe greenhouse gas emissions from lower-carbon intensity fuels are essentially the same as traditional fuels.

Hydraulic System

Main System - Maximum Flow - Implement	237 gal/min 896 l/min
Maximum Pressure - Equipment	5366 psi 37000 kPa
Maximum Pressure - Equipment - Lift Mode	5511 psi 38000 kPa
Maximum Pressure - Travel	5076 psi 35000 kPa
Maximum Pressure - Swing	5076 psi 35000 kPa

Swing Mechanism

Swing Speed	6.34 r/min 6.34 r/min
Maximum Swing Torque	220000 ft·lbf 298 kN·m

Weights

Operating Weight	162900 lb 73890 kg
Note	Long Variable Gauge undercarriage, Mass boom, R2.57WB (8'5") stick, SD 4.60m³ (6.02 yd³) bucket, 650 mm (26") HD doublegrouser shoes and standard counterweight. Long Variable Gauge undercarriage, Mass boom, R2.57WB (8'5") stick, SD 4.60m³ (6.02 yd³) bucket, 650 mm (26") HD doublegrouser shoes and standard counterweight.

Service Refill Capacities

Fuel Tank Capacity	243 gal (US) 920 l
Cooling System	19 gal (US) 71 l
Engine Oil	16 gal (US) 62 l
Swing Drive	5 gal (US) 20 l
Final Drive - Each	9 gal (US) 32 l
Hydraulic System - Including Tank	164 gal (US) 620 l
Hydraulic Tank	86 gal (US) 326 l

Dimensions

Boom	Mass 7.0m (23) Mass 7.0m (23)
Stick	M2.57m (8'5") M2.57m (8'5")
Bucket	XD 4.4 m³ (5.75 yd³) XD 4.4 m³ (5.75 yd³)
Shipping Height - Top of Cab	11.8 ft 3559 mm
Handrail Height	13 ft 3982 mm
Shipping Length	42.6 ft 12978 mm
Tail Swing Radius	13.8 ft 4171 mm
Counterweight Clearance	4.1 ft 1494 mm
Ground Clearance	2.6 ft 782 mm
Track Length	19.3 ft 5873 mm
Track Length to Center of Rollers	15.5 ft 4705 mm
Track Gauge	11.2 ft 3410 mm
Transport Width	11.1 ft 3400 mm
Note	Track gauge undercarriage extended with 650 mm (26") shoes; transport width undercarriage retracted with 650 mm (26") shoes and no steps Track gauge undercarriage extended with 650 mm (26") shoes; transport width undercarriage retracted with 650 mm (26") shoes and no steps

Working Ranges & Forces

Maximum Digging Depth	25.1 ft 7660 mm
Boom	Mass 7.0m (23) Mass 7.0m (23)
Stick	M2.57m (8'5") M2.57m (8'5")
Bucket	XD 4.4 m³ (5.75 yd³) XD 4.4 m³ (5.75 yd³)
Maximum Reach at Ground Level	37.7 ft 11470 mm
Maximum Cutting Height	36.1 ft 11000 mm
Maximum Loading Height	23.1 ft 7050 mm
Minimum Loading Height	11.4 ft 3470 mm
Maximum Depth Cut for 2440 mm (8 ft) Level Bottom	23.2 ft 7080 mm
Maximum Vertical Wall Digging Depth	12.2 ft 3710 mm
Bucket Digging Force - ISO	91090 ft·lbf 405 kN
Stick Digging Force - ISO	79110 ft·lbf 352 kN

Air Conditioning System

Air Conditioning

The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 1.00 kg (2.2lb) of refrigerant, which has a CO2 equivalent of 1.430 metric tonnes (1.576 tons). The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 1.00 kg (2.2lb) of refrigerant, which has a CO2 equivalent of 1.430 metric tonnes (1.576 tons).

374 - Tier 3 Standard Equipment

NOTE

Standard and optional equipment may vary. Consult your Cat dealer for details.

CAB

High-resolution 254 mm (10") LCD touchscreen monitor (Premium cab)

High-resolution 203 mm (8") LCD touchscreen monitor (Deluxe cab)

Heated seat with air-adjustable suspension (Deluxe only)

Heated and cooled seat with auto adjustable suspension (Premium only)

Sound suppressed cab with viscount mounts

Automatic bi-level air conditioner

Jog dial and shortcut keys for monitor control

Keyless push-to-start engine control

Height-adjustable console, infinite with no tool

Tilt-up left-side console

51 mm (2") orange seat belt

Bluetooth integrated radio (including USB, aux port and micophone)

2 x 12V DC outlets

Document storage

Rear head storage net and lunchbox storage net

Cup and bottle holders

Openable two-piece front window

Upper radial wiper with washer

Parallel wiper with washer (Premium only)

Openable polycarbonate skylight hatch

LED dome light

Floor welcome light

Roller front sunscreen

Roller rear sunscreen (Premium standard)

Rear window emergency exit

Washable floor mat

Beacon Ready

CAT TECHNOLOGY

VisionLink

Remote Flash

Remote Troubleshoot

Operator Coaching

Compatibility with radios and base stations from Trimble, Topcon, and Leica

Capability to install 3D grade systems from Trimble, Topcon, and Leica

Cat Grade 2D

Cat Assist (Grade, Boom, Bucket, Swing, Lift)

Cat Payload (Static Weigh, Semiautomatic Calibration, Payload/Cycle Information, USB Reporting Capability)

Work tool recognition (Requires PL161 attachment locator on work tool and Bluetooth receiver on machine)

Work tool tracking (Requires PL161 attachment locator on work tool and Bluetooth receiver on machine)

ELECTRICAL SYSTEM

Maintenance-free 1,400 CCA batteries (x2)

Centralized electrical disconnect switch

Chassis light

Exterior lights (integrated into storage box)

ENGINE

Three selectable modes: Power, Smart, and Eco

Auto engine speed control

Up to 4500m (14,760 ft) altitude capability

52°C (126°F) high-ambient cooling capacity

-18°C (-0.4°F) cold start capability

Hydraulic reverse fan

Double element air filter with integrated pre-cleaner

3 vertical side-by-side cooling system

95 Amp alternator

HYDRAULIC SYSTEM

Boom and stick regeneration circuit

Electronic main control valve

Dedicated closed loop swing circuit

Auto heavy lift

Auto hydraulic oil warmup

Auto swing parking brake

High performance hydraulic return filter

Two speed travel

Bio hydraulic oil capability

SAFETY AND SECURITY

Caterpillar One Key security system

Lockable external tool / storage box

Lockable door, fuel, and hydraulic tank locks

Lockable fuel drain compartment

Lockable disconnect switch

Service platform with anti-skid plate & recessed bolts

Right hand handrail and hand hold (ISO 2867:2011 compliant)

Visibility mirror package

Signaling/warning horn

Ground-level secondary engine shutoff switch

Rear and right-hand-sideview cameras

Rearview camera

Walkway

SERVICE AND MAINTENANCE

2D E-Fence (E-ceiling, E-floor, E-swing, E-wall, E-cab avoidance)

Auto hammer stop

Integrated vehicle health management system

Auto lube ready

Grouped location of engine oil & fuel filters

Scheduled Oil Sampling (S·O·S) ports

UNDERCARRIAGE AND STRUCTURES

Long variable gauge undercarriage

Swivel guard

Grease lubricated track

Standard counterweight

HD bottom guard

HD travel motor guard

Towing eye on base frame

374 - Tier 3 Optional Equipment

NOTE

Standard and optional equipment may vary. Consult your Cat dealer for details.

BOOMS AND STICKS

7.0m (23') Mass boom

7.8m (25'7") Reach boom

2.57m (8'5") Mass stick

2.84m (9'4") Reach stick

3.0m (9'10") Mass stick

3.6m (11'10") Reach stick

4.67m (15'4") Reach stick

Bucket Linkage, VB family with lifting eye, Cat Grade

Bucket Linkage, VB family without lifting eye, Cat Grade

Bucket Linkage, WB family with lifting eye, Cat Grade

Bucket Linkage, WB family without lifting eye, Cat Grade

CAB

Cat Stick Steer

Auxiliary relay

Additional high-resolution LCD touch screen monitor for Cat Grade Advanced 2D and 3D

Roller rear sunscreen (Deluxe)

Fixed one-piece windshield (Premium)

Fixed glass laminated skylight (Premium)

Openable two-piece front window (Premium)

Openable polycarbonate skylight hatch (Premium)

Radial lower wiper

Joystick with horizontal sliders

LH/RH electrical pedal for tool control

Dual exit rear window kit

Front windshield laminated glass (P5A glass, EU demolition regulation)

Cab/Operator Protective Guards (OPG) (not compatible with cab light cover, rain protector)

Mesh guard full front (not compatible with cab light, cover, rain protector)

Mesh guard lower half front

Rain protector for front windshield plus cab light cover

Full protecting vandalism guard

CAT TECHNOLOGY

VisionLink Productivity

Cat Grade Connectivity

Cat Grade 2D with Attachment Ready Option (ARO)

Cat Grade 3D single GNSS

Cat Grade dual GNSS

GNSS antennae

Laser catcher

Cat Tilt Rotator (TRS) Integration

ELECTRICAL SYSTEM

1,800 lumen LED premium surround lights

LED boom and cab lights

ENGINE

-32°C (-25°F) cold start capability

Cold start block heaters

HYDRAULIC SYSTEM

Hydraulic efficiency monitoring

Advanced tool control

Medium-pressure auxiliary circuit

Quick coupler circuit

SAFETY AND SECURITY

Travel alarm

Swing alarm

360° visibility

Boom lowering check valve

Stick lowering check valve

Inspection lighting

Tilt-up walkway

Bluetooth key fob

76mm (3") retractable seat belt

SERVICE AND MAINTENANCE

Electric refueling pump with auto shutoff

QuickEvac maintenance ready

UNDERCARRIAGE AND STRUCTURES

Three-piece segmented track guiding guards

Two-piece segmented track guiding guards

Counterweight with removal device

650mm (26") HD double grouser track shoes

750mm (30") HD double grouser track shoes

900mm (35") HD double grouser track shoes

Product Specifications for 374 - Tier 3

Download Print

Engine

Net Power - ISO 9249	480 HP 358 kW
Net Power - ISO 9249 (DIN)	487 hp (metric) 487 hp (metric)
Engine Model	Cat C15 Cat C15
Engine Power - ISO 14396	481 HP 359 kW
Engine Power - ISO 14396 (DIN)	488 hp (metric) 488 hp (metric)
Bore	5.4 in 137 mm
Stroke	6.7 in 171 mm
Displacement	928 in³ 15.2 l
Biodiesel Capability	Up to B20¹ Up to B20¹
Emissions	Meets Brazil MAR-1 emission standards, equivalent to U.S. EPA Tier 3 and EU Stage IIIA. Meets Brazil MAR-1 emission standards, equivalent to U.S. EPA Tier 3 and EU Stage IIIA.
Note (1)	Net power advertised is the power available at the flywheel when the engine is equipped with fan, air intake system, exhaust system and alternator with enginge speed at 1,800 rpm. Advertised power is tested per the specified standard in effect at the time of manufacture. Net power advertised is the power available at the flywheel when the engine is equipped with fan, air intake system, exhaust system and alternator with enginge speed at 1,800 rpm. Advertised power is tested per the specified standard in effect at the time of manufacture.
Note (2)	¹Cat engines are compatible with diesel fuel blended with the following lower-carbon intensity fuels** up to: 100% biodiesel FAME (fatty acid methyl ester)* or 100% renewable diesel, HVO (hydrotreated vegetable oil) and GTL (gas-to-liquid) fuels. Refer to guidelines for successful application. Please consult your Cat dealer or “Caterpillar Machine Fluids Recommendations” (SEBU6250) for details. For use of blends higher than 20% biodiesel, consult your Cat dealer. Tailpipe greenhouse gas emissions from lower-carbon intensity fuels are essentially the same as traditional fuels. ¹Cat engines are compatible with diesel fuel blended with the following lower-carbon intensity fuels* up to: 100% biodiesel FAME (fatty acid methyl ester)* or 100% renewable diesel, HVO (hydrotreated vegetable oil) and GTL (gas-to-liquid) fuels. Refer to guidelines for successful application. Please consult your Cat dealer or “Caterpillar Machine Fluids Recommendations” (SEBU6250) for details. For use of blends higher than 20% biodiesel, consult your Cat dealer. *Tailpipe greenhouse gas emissions from lower-carbon intensity fuels are essentially the same as traditional fuels.

Hydraulic System

Main System - Maximum Flow - Implement	237 gal/min 896 l/min
Maximum Pressure - Equipment	5366 psi 37000 kPa
Maximum Pressure - Equipment - Lift Mode	5511 psi 38000 kPa
Maximum Pressure - Travel	5076 psi 35000 kPa
Maximum Pressure - Swing	5076 psi 35000 kPa

Swing Mechanism

Swing Speed	6.34 r/min 6.34 r/min
Maximum Swing Torque	220000 ft·lbf 298 kN·m

Weights

Operating Weight	162900 lb 73890 kg
Note	Long Variable Gauge undercarriage, Mass boom, R2.57WB (8'5") stick, SD 4.60m³ (6.02 yd³) bucket, 650 mm (26") HD doublegrouser shoes and standard counterweight. Long Variable Gauge undercarriage, Mass boom, R2.57WB (8'5") stick, SD 4.60m³ (6.02 yd³) bucket, 650 mm (26") HD doublegrouser shoes and standard counterweight.

Service Refill Capacities

Fuel Tank Capacity	243 gal (US) 920 l
Cooling System	19 gal (US) 71 l
Engine Oil	16 gal (US) 62 l
Swing Drive	5 gal (US) 20 l
Final Drive - Each	9 gal (US) 32 l
Hydraulic System - Including Tank	164 gal (US) 620 l
Hydraulic Tank	86 gal (US) 326 l

Dimensions

Boom	Mass 7.0m (23) Mass 7.0m (23)
Stick	M2.57m (8'5") M2.57m (8'5")
Bucket	XD 4.4 m³ (5.75 yd³) XD 4.4 m³ (5.75 yd³)
Shipping Height - Top of Cab	11.8 ft 3559 mm
Handrail Height	13 ft 3982 mm
Shipping Length	42.6 ft 12978 mm
Tail Swing Radius	13.8 ft 4171 mm
Counterweight Clearance	4.1 ft 1494 mm
Ground Clearance	2.6 ft 782 mm
Track Length	19.3 ft 5873 mm
Track Length to Center of Rollers	15.5 ft 4705 mm
Track Gauge	11.2 ft 3410 mm
Transport Width	11.1 ft 3400 mm
Note	Track gauge undercarriage extended with 650 mm (26") shoes; transport width undercarriage retracted with 650 mm (26") shoes and no steps Track gauge undercarriage extended with 650 mm (26") shoes; transport width undercarriage retracted with 650 mm (26") shoes and no steps

Working Ranges & Forces

Maximum Digging Depth	25.1 ft 7660 mm
Boom	Mass 7.0m (23) Mass 7.0m (23)
Stick	M2.57m (8'5") M2.57m (8'5")
Bucket	XD 4.4 m³ (5.75 yd³) XD 4.4 m³ (5.75 yd³)
Maximum Reach at Ground Level	37.7 ft 11470 mm
Maximum Cutting Height	36.1 ft 11000 mm
Maximum Loading Height	23.1 ft 7050 mm
Minimum Loading Height	11.4 ft 3470 mm
Maximum Depth Cut for 2440 mm (8 ft) Level Bottom	23.2 ft 7080 mm
Maximum Vertical Wall Digging Depth	12.2 ft 3710 mm
Bucket Digging Force - ISO	91090 ft·lbf 405 kN
Stick Digging Force - ISO	79110 ft·lbf 352 kN

Air Conditioning System

Air Conditioning

374 - Tier 3 Standard Equipment

NOTE

Standard and optional equipment may vary. Consult your Cat dealer for details.

CAB

High-resolution 254 mm (10") LCD touchscreen monitor (Premium cab)

High-resolution 203 mm (8") LCD touchscreen monitor (Deluxe cab)

Heated seat with air-adjustable suspension (Deluxe only)

Heated and cooled seat with auto adjustable suspension (Premium only)

Sound suppressed cab with viscount mounts

Automatic bi-level air conditioner

Jog dial and shortcut keys for monitor control

Keyless push-to-start engine control

Height-adjustable console, infinite with no tool

Tilt-up left-side console

51 mm (2") orange seat belt

Bluetooth integrated radio (including USB, aux port and micophone)

2 x 12V DC outlets

Document storage

Rear head storage net and lunchbox storage net

Cup and bottle holders

Openable two-piece front window

Upper radial wiper with washer

Parallel wiper with washer (Premium only)

Openable polycarbonate skylight hatch

LED dome light

Floor welcome light

Roller front sunscreen

Roller rear sunscreen (Premium standard)

Rear window emergency exit

Washable floor mat

Beacon Ready

CAT TECHNOLOGY

VisionLink

Remote Flash

Remote Troubleshoot

Operator Coaching

Compatibility with radios and base stations from Trimble, Topcon, and Leica

Capability to install 3D grade systems from Trimble, Topcon, and Leica

Cat Grade 2D

Cat Assist (Grade, Boom, Bucket, Swing, Lift)

Cat Payload (Static Weigh, Semiautomatic Calibration, Payload/Cycle Information, USB Reporting Capability)

Work tool recognition (Requires PL161 attachment locator on work tool and Bluetooth receiver on machine)

Work tool tracking (Requires PL161 attachment locator on work tool and Bluetooth receiver on machine)

ELECTRICAL SYSTEM

Maintenance-free 1,400 CCA batteries (x2)

Centralized electrical disconnect switch

Chassis light

Exterior lights (integrated into storage box)

ENGINE

Three selectable modes: Power, Smart, and Eco

Auto engine speed control

Up to 4500m (14,760 ft) altitude capability

52°C (126°F) high-ambient cooling capacity

-18°C (-0.4°F) cold start capability

Hydraulic reverse fan

Double element air filter with integrated pre-cleaner

3 vertical side-by-side cooling system

95 Amp alternator

HYDRAULIC SYSTEM

Boom and stick regeneration circuit

Electronic main control valve

Dedicated closed loop swing circuit

Auto heavy lift

Auto hydraulic oil warmup

Auto swing parking brake

High performance hydraulic return filter

Two speed travel

Bio hydraulic oil capability

SAFETY AND SECURITY

Caterpillar One Key security system

Lockable external tool / storage box

Lockable door, fuel, and hydraulic tank locks

Lockable fuel drain compartment

Lockable disconnect switch

Service platform with anti-skid plate & recessed bolts

Right hand handrail and hand hold (ISO 2867:2011 compliant)

Visibility mirror package

Signaling/warning horn

Ground-level secondary engine shutoff switch

Rear and right-hand-sideview cameras

Rearview camera

Walkway

SERVICE AND MAINTENANCE

2D E-Fence (E-ceiling, E-floor, E-swing, E-wall, E-cab avoidance)

Auto hammer stop

Integrated vehicle health management system

Auto lube ready

Grouped location of engine oil & fuel filters

Scheduled Oil Sampling (S·O·S) ports

UNDERCARRIAGE AND STRUCTURES

Long variable gauge undercarriage

Swivel guard

Grease lubricated track

Standard counterweight

HD bottom guard

HD travel motor guard

Towing eye on base frame

374 - Tier 3 Optional Equipment

NOTE

Standard and optional equipment may vary. Consult your Cat dealer for details.

BOOMS AND STICKS

7.0m (23') Mass boom

7.8m (25'7") Reach boom

2.57m (8'5") Mass stick

2.84m (9'4") Reach stick

3.0m (9'10") Mass stick

3.6m (11'10") Reach stick

4.67m (15'4") Reach stick

Bucket Linkage, VB family with lifting eye, Cat Grade

Bucket Linkage, VB family without lifting eye, Cat Grade

Bucket Linkage, WB family with lifting eye, Cat Grade

Bucket Linkage, WB family without lifting eye, Cat Grade

CAB

Cat Stick Steer

Auxiliary relay

Additional high-resolution LCD touch screen monitor for Cat Grade Advanced 2D and 3D

Roller rear sunscreen (Deluxe)

Fixed one-piece windshield (Premium)

Fixed glass laminated skylight (Premium)

Openable two-piece front window (Premium)

Openable polycarbonate skylight hatch (Premium)

Radial lower wiper

Joystick with horizontal sliders

LH/RH electrical pedal for tool control

Dual exit rear window kit

Front windshield laminated glass (P5A glass, EU demolition regulation)

Cab/Operator Protective Guards (OPG) (not compatible with cab light cover, rain protector)

Mesh guard full front (not compatible with cab light, cover, rain protector)

Mesh guard lower half front

Rain protector for front windshield plus cab light cover

Full protecting vandalism guard

CAT TECHNOLOGY

VisionLink Productivity

Cat Grade Connectivity

Cat Grade 2D with Attachment Ready Option (ARO)

Cat Grade 3D single GNSS

Cat Grade dual GNSS

GNSS antennae

Laser catcher

Cat Tilt Rotator (TRS) Integration

ELECTRICAL SYSTEM

1,800 lumen LED premium surround lights

LED boom and cab lights

ENGINE

-32°C (-25°F) cold start capability

Cold start block heaters

HYDRAULIC SYSTEM

Hydraulic efficiency monitoring

Advanced tool control

Medium-pressure auxiliary circuit

Quick coupler circuit

SAFETY AND SECURITY

Travel alarm

Swing alarm

360° visibility

Boom lowering check valve

Stick lowering check valve

Inspection lighting

Tilt-up walkway

Bluetooth key fob

76mm (3") retractable seat belt

SERVICE AND MAINTENANCE

Electric refueling pump with auto shutoff

QuickEvac maintenance ready

UNDERCARRIAGE AND STRUCTURES

Three-piece segmented track guiding guards

Two-piece segmented track guiding guards

Counterweight with removal device

650mm (26") HD double grouser track shoes

750mm (30") HD double grouser track shoes

900mm (35") HD double grouser track shoes

Compatible Technology and Services

Leverage Caterpillar connected data and security principles to improve efficiencies, increase productivity and make your business more profitable.

Assist

Grade

Payload

Cat Grade Assist for Excavators

Cat Grade Assist for excavators automates boom and stick movements for more accurate cuts with less effort. Grade Assist uses machine position sensors and operator defined depth and slope parameters to enable single-lever digging.

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Cat Grade Assist for excavators automates boom and stick movements for more accurate cuts with less effort. Grade Assist uses machine position sensors and operator defined depth and slope parameters to enable single-lever digging.

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Cat Grade with 2D for Excavators

Cat Grade with 2D helps excavator operators work up to 35% more efficiently in a wide variety of applications. Delivering real-time guidance for accurate vertical and horizontal control, Grade with 2D helps to ensure that cuts and fills are made to exact specifications – without under or overcutting.

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Cat Grade with 3D for Excavators

Grade with 3D adds GNSS technology and RTK positioning guidance to simplify the grading process of complex designs often found on large infrastructure and commercial projects.

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Cat Grade with 2D helps excavator operators work up to 35% more efficiently in a wide variety of applications. Delivering real-time guidance for accurate vertical and horizontal control, Grade with 2D helps to ensure that cuts and fills are made to exact specifications – without under or overcutting.

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Grade with 3D adds GNSS technology and RTK positioning guidance to simplify the grading process of complex designs often found on large infrastructure and commercial projects.

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Cat Payload for Excavators

Next generation excavators take on all kinds of tasks - loading, stockpiling, material handling, and more. Cat® Payload technology provides on-the-go weighing to help operators hit exact targets every time and avoid overloading, underloading, or misloading materials.

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Next generation excavators take on all kinds of tasks - loading, stockpiling, material handling, and more. Cat® Payload technology provides on-the-go weighing to help operators hit exact targets every time and avoid overloading, underloading, or misloading materials.

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See how 374 - Tier 3 compares against frequently compared products.

Excavators

Selected

374 - Tier 3

Net Power - ISO 9249: 480 HP; 358 kW
Operating Weight: 162900 lb; 73890 kg
Maximum Digging Depth: 25.1 ft; 7660 mm

Excavators

352

Net Power - ISO 9249: 405 HP; 302 kW
Operating Weight: 115700 lb; 52500 kg
Maximum Digging Depth: 23.4 ft; 7140 mm

View Details

Excavators

395 - Tier 3

Net Power - ISO 9249: 542 HP; 404 kW
Operating Weight: 207400 lb; 94100 kg
Maximum Digging Depth: 23.7 ft; 7190 mm

View Details

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374 Hydraulic Excavator

374 Hydaulic Excavator

374 Hydraulic Excavator

Cat® Super Large Next Generation Excavators: High Production, More Durability, Less Maintenance

Stick Steer for Cat® Excavators

Take the interactive virtual product tour to explore the great features and benefits of the 374 - Tier 3

Start 374 - Tier 3 Tour

10% More Swing Torque

Up To 2X More Structural Durability

Up To 20% Less Maintenance Costs

Large Excavators 374 - Tier 3

Overview

High Production. Greater Durability. Less Maintenance.

Benefits

10% More Swing Torque

Up To 2X More Structural Durability

Up To 20% Less Maintenance Costs

Features At A Glance

Product Specifications for 374 - Tier 3

Engine

Hydraulic System

Swing Mechanism

Weights

Service Refill Capacities

Dimensions

Working Ranges & Forces

Air Conditioning System

374 - Tier 3 Standard Equipment

NOTE

CAB

CAT TECHNOLOGY

ELECTRICAL SYSTEM

ENGINE

HYDRAULIC SYSTEM

SAFETY AND SECURITY

SERVICE AND MAINTENANCE

UNDERCARRIAGE AND STRUCTURES

374 - Tier 3 Optional Equipment

NOTE

BOOMS AND STICKS

CAB

CAT TECHNOLOGY

ELECTRICAL SYSTEM

ENGINE

HYDRAULIC SYSTEM

SAFETY AND SECURITY

SERVICE AND MAINTENANCE

UNDERCARRIAGE AND STRUCTURES

Product Specifications for 374 - Tier 3

Engine

Hydraulic System

Swing Mechanism

Weights

Service Refill Capacities

Dimensions

Working Ranges & Forces

Air Conditioning System

374 - Tier 3 Standard Equipment

NOTE

CAB

CAT TECHNOLOGY

ELECTRICAL SYSTEM

ENGINE

HYDRAULIC SYSTEM

SAFETY AND SECURITY

SERVICE AND MAINTENANCE

UNDERCARRIAGE AND STRUCTURES

374 - Tier 3 Optional Equipment

NOTE

BOOMS AND STICKS

CAB

CAT TECHNOLOGY

ELECTRICAL SYSTEM

ENGINE

HYDRAULIC SYSTEM

SAFETY AND SECURITY

SERVICE AND MAINTENANCE

UNDERCARRIAGE AND STRUCTURES

Compatible Technology and Services

Cat Grade Assist for Excavators

Cat Grade with 2D for Excavators

Cat Grade with 3D for Excavators

Cat Payload for Excavators

See how 374 - Tier 3 compares against frequently compared products.

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