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Selected Wheel Tractor-Scrapers 651	Remove Wheel Tractor-Scrapers 637	Remove Wheel Tractor-Scrapers 657

Wheel Tractor-Scrapers Selected 651 MSRP Availability Contact Dealer Model Details Compare with Competitors Selected 651 Model Details Compare with Competitors	Wheel Tractor-Scrapers Remove 637 MSRP Availability Contact Dealer Model Details Remove 637 Model Details	Wheel Tractor-Scrapers Remove 657 MSRP Availability Contact Dealer Model Details Compare with Competitors Remove 657 Model Details Compare with Competitors
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General
Overall Shipping Height
-	13.62 ft 4.15 m	-
Scraper Capacity - Heaped
-	34 yd³ 26 m³	-
Scraper Capacity - Struck
-	24 yd³ 18.3 m³	-
Maximum Depth of Spread
-	21.1 in 535 mm	-
Tires - Scraper
-	37.25R35E3 37.25R35E3	-
Maximum Depth of Cut
-	17.7 in 450 mm	-
Fuel Tank Refill Capacity - Scraper
-	370 gal (US) 1400 l	-
Overall Width
-	12.93 ft 3.94 m	-
180° Curb-to-Curb Turning Width
-	40.12 ft 12.23 m	-
Top Speed - Loaded
-	34.7 mile/h 55.8 km/h	-
Tires - Tractor
-	37.25R35E3 37.25R35E3	-
Width - Cut
-	11.5 ft 3.51 m	-
Rated Load
-	37 200 kg (82,200 lb); 37.2 tonnes (41.1 tons) 37 200 kg (82,200 lb); 37.2 tonnes (41.1 tons)	-
Engine
Tractor Engine
Cat C18 Cat C18	-	Cat C18 Cat C18
Scraper Engine
-	-	Cat C15 Cat C15
Rated Engine RPM - Tractor
-	1900 r/min 1900 r/min	-
Flywheel Power - Scraper
-	290 HP 216 kW	-
Engine Model - Scraper
-	Cat C9.3 Cat C9.3	-
Rated Engine RPM - Scraper
-	2150 r/min 2150 r/min	-
Flywheel Power - Tractor
-	570 HP 425 kW	-
Engine Model - Tractor
-	Cat C18 Cat C18	-
Emissions
-	Cat C9.3 and C18 engines meet U.S. EPA Tier 4 Final/EU Stage IV emission standards. Cat C9.3 and C18 engines meet U.S. EPA Tier 4 Final/EU Stage IV emission standards.	-
Tractor Engine
Flywheel Power - Tractor/Scraper
469kW (629 hp) 469kW (629 hp)	570 HP 425 kW	469kW (629 hp) / 353 kW (473 hp) 469kW (629 hp) / 353 kW (473 hp)
Net Power
469 kW/637 hp 469 kW/637 hp	-	469 kW/637 hp 469 kW/637 hp
Gross Power (SAE J1995)
637 HP 475 kW	-	637 HP 475 kW
Net Power (ISO 14396)
585 HP 436 kW	-	637 HP 469 kW
Net Power (SAE J1349/ISO 9249)
592 HP 436 kW	-	584 HP 436 kW 592 HP 436 kW
Bore
5.7 in 145 mm	-	5.7 in 145 mm
Stroke
7.2 in 183 mm	-	7.2 in 183 mm
Displacement
1105 in³ 18.1 l	-	1105 in³ 18.1 l
Scraper Engine
Net Power
-	-	353 kW/447 hp 353 kW/447 hp
Gross Power (SAE J1995)
-	-	481 HP 359 kW
Net Power (ISO 14396)
-	-	480 HP 353 kW
Net Power (SAE J1349/ISO 9249)
-	-	415 HP 333 kW
Bore
-	-	5.4 in 137.2 mm
Stroke
-	-	6.75 in 171.5 mm
Displacement
-	-	928 in³ 15.2 l
Scraper Bowl
Scraper Capacity - Heaped
44 yd³ 33.6 m³	34 yd³ 26 m³	44 yd³ 33.6 m³
Rated Load
104058 lb 47200 kg	-	104058 lb 47200 kg
Capacity - Struck
32 yd³ 24.5 m³	-	32 yd³ 24.5 m³
Depth of Cut - Maximum
17.3 in 417 mm	-	16.4 in 417 mm
Width - Cut - To Router Bits
12.5 ft 3.8 m	-	12.5 ft 3.8 m
Ground Clearance - Maximum
2.3 ft 0.7 m	-	2.3 ft 0.7 m
Hyd. Penetration Force - 657G
121000 lb 542 kN	-	121000 lb 542 kN
Depth of Spread - Maximum
26 in 530 mm	-	26 in 660 mm
Apron Opening
92 in 2337 mm	-	92 in 2337 mm
Apron Closure Force
39200 lb 176 kN	-	39200 lb 176 kN
Transmission
Top Speed - Loaded
34.9 mile/h 56.1 km/h	34.7 mile/h 55.8 km/h	33 mile/h 56.1 km/h
1 Forward
3.5 mile/h 5.7 km/h	-	3.5 mile/h 5.7 km/h
2 Forward
6.5 mile/h 10.5 km/h	-	6.5 mile/h 10.5 km/h
3 Forward
7.8 mile/h 12.5 km/h	-	7.8 mile/h 12.5 km/h
4 Forward
10.6 mile/h 17 km/h	-	10.6 mile/h 17 km/h
5 Forward
14.2 mile/h 22.8 km/h	-	14.2 mile/h 22.8 km/h
6 Forward
19.2 mile/h 30.9 km/h	-	19.2 mile/h 30.9 km/h
7 Forward
25.7 mile/h 41.4 km/h	-	25.7 mile/h 41.4 km/h
8 Forward
34.9 mile/h 56.1 km/h	-	34.9 mile/h 56.1 km/h
Reverse
6.7 mile/h 10.8 km/h	-	6.7 mile/h 10.8 km/h
Hydraulics
Bowl Cylinder Bore
7.08 in 180 mm	-	7.08 in 180 mm
Bowl Cylinder Stroke
37.4 in 950 mm	-	37.4 in 950 mm
Apron Cylinder Bore
7.08 in 180 mm	-	7.08 in 180 mm
Apron Cylinder Stroke
29.92 in 759.5 mm	-	29.92 in 759.5 mm
Ejector Cylinder Stroke (Stage 1/ Stage 2)
-	-	38.32 in 973.5 mm
Steering Circuit (@ High Idle)
76.08 gal/min 288 l/min	-	76.08 gal/min 288 l/min
Implement Circuit (@ High Idle)
-	-	517 l/min 517 l/min
Cushion Hitch Circuit
19.54 gal/min 74 l/min	-	19.54 gal/min 74 l/min
Secondary Steering Circuit
14.52 gal/hr 55 l/hr	-	14.52 gal/hr 55 l/hr
Relief Valve - Steering Circuit
1959 psi 13500 kPa	-	1959 psi 13500 kPa
Relief Valve - Implement Circuit
1999 psi 13780 kPa	-	1999 psi 13780 kPa
Compensator Settings - Cushion Hitch Circuit
3002 psi 20700 kPa	-	3002 psi 20700 kPa
Steering
Width - 180° Turn - Right
44.6 ft 13.6 m	-	45.4 ft 13.85 m
Width - 180° Turn - Left
47.57 ft 14.5 m	-	47.57 ft 14.5 m
Steering Angle - Right
90 90	-	90 90
Steering Angle - Left
85 85	-	85 85
Service Refill Capacities
Diesel Exhaust Fluid - Scraper
-	5.8 gal (US) 22 l	-
Transmission System - Tractor
-	29 gal (US) 110 l	-
Crankcase - Tractor
-	13.7 gal (US) 52 l	-
Cooling System - Tractor
-	19.8 gal (US) 75 l	-
Hydraulic System
-	37.5 gal (US) 142 l	-
Transmission System - Scraper
-	12.9 gal (US) 49 l	-
Cooling System - Scraper
-	16.1 gal (US) 61 l	-
Crankcase - Scraper
-	6.5 gal (US) 24.5 l	-
Diesel Exhaust Fluid - Tractor
-	8 gal (US) 30.5 l	-
Fuel Tank
-	370 gal (US) 1400 l	-
Service Refill Capacities - Tractor
Crankcase
13.7 gal (US) 38 l	-	13.7 gal (US) 38 l
Transmission
35.9 gal (US) 136 l	-	35.9 gal (US) 136 l
Differential
36 gal (US) 136 l	-	36 gal (US) 136 l
Final Drive - Each
6 gal (US) 29.5 l	-	6 gal (US) 29.5 l
Cooling System
23.4 gal (US) 88.6 l	-	23.4 gal (US) 88.6 l
Hydraulic Reservoir
39.6 gal (US) 150 l	-	39.6 gal (US) 150 l
Windshield Washer
0.5 gal (US) 5 l	-	0.5 gal (US) 5 l
Dimensions
Width - Overall Machine
14.3 ft 4.36 m	155 in 3937 mm	14.3 ft 4.36 m
Width - Tractor
12.3 ft 3.75 m	137.8 in 3499 mm	12.3 ft 3.75 m
Width - Rear Tire Center Lines
9.21 ft 2.81 m	-	9.21 ft 2.81 m
Width - Inside of Bowl
12.07 ft 3.68 m	134 in 3404 mm	12.07 ft 3.68 m
Width - Outside Bowl - Shipping Width
12.98 ft 3.93 m	-	12.98 ft 3.93 m
Height - Overall Shipping
15.29 ft 4.66 m	163.2 in 4145 mm	15.29 ft 4.66 m
Height - Top of Cab
12.86 ft 3.92 m	147 in 3733 mm	12.86 ft 3.92 m
Ground Clearance - Tractor
2.3 ft 0.7 m	26.1 in 664 mm	2.3 ft 0.7 m
Front of Tractor to Front Axle
14.93 ft 4.55 m	142.2 in 3612 mm	14.93 ft 4.55 m
Axle to Vertical Hitch Pin
1.8 ft 0.55 m	20 in 509 mm	1.8 ft 0.55 m
Height - Scraper Blade Maximum
2.17 ft 0.66 m	20 in 510 mm	2.17 ft 0.66 m
Wheel Base
32.68 ft 9.96 m	346.8 in 8808 mm	32.68 ft 9.96 m
Length - Overall Machine
58.96 ft 17.97 m	-	58.96 ft 17.97 m
Rear Axle - Rear of Machine
8.07 ft 2.46 m	90.2 in 2292 mm	8.07 ft 2.46 m
Width - Outside Rear Tires
-	143.2 in 3636 mm	-
Extended Push Block (Push-Pull)
-	108 in 2744 mm	-
Length - Maximum (Push-Pull)
-	655.1 in 16640 mm	-
Width - Rear Tire Centers
-	96.9 in 2462 mm	-
Length - Overall Machine - Standard
-	597 in 15164 mm	-
Weights - Push-Pull
Total Shipping
160505 lb 72804 kg	-	160505 lb 72804 kg
Tractor Shipping
93635 lb 42472 kg	-	93635 lb 42472 kg
Scraper Shipping
64068 lb 29061 kg	-	64068 lb 29061 kg
Total Operating - Empty
164244 lb 74500 kg	-	164244 lb 74500 kg
Front Axle
93842 lb 42566 kg	-	93842 lb 42566 kg
Rear Axle
66663 lb 30238 kg	-	66663 lb 30238 kg
Total Operating - Loaded
268302 lb 121700 kg	-	268302 lb 121700 kg
Front Axle - Loaded
134165 lb 60856 kg	-	134165 lb 60856 kg
Rear Axle - Loaded
130340 lb 59121 kg	-	130340 lb 59121 kg
Non Push-Pull
Operating Weight - Empty
-	114950 lb 52140 kg	-
Overall Length
-	49.34 ft 15.04 m	-
Push-Pull
Operating Weight - Empty
-	119060 lb 54005 kg	-
Overall Length - With Bail Down
-	54.59 ft 16.64 m	-
Cab
Exterior Sound Level
-	The exterior sound power level for the standard machine (ISO 6393) is 116 dB(A). The exterior sound power level for the standard machine (ISO 6393) is 116 dB(A).	-
ROPS/FOPS
-	ROPS/FOPS meet “ISO Standards.” ROPS/FOPS meet “ISO Standards.”	-
Safety Criteria Compliance Standards
Seat Belt
-	SAE J386:FEB2006 SAE J386:FEB2006	-
Falling Object Protective Structure (FOPS)
-	ISO 3449:2005 Level II ISO 3449:2005 Level II	-
Steering System
-	ISO 5010:2007 ISO 5010:2007	-
Reverse Alarm
-	ISO 9533:2010 ISO 9533:2010	-
Brakes
-	ISO 3450:2011 ISO 3450:2011	-
Rollover Protection Structure (ROPS)
-	ISO 3471:2008 for up to 21 282 kg (46,919 lb) ISO 3471:2008 for up to 21 282 kg (46,919 lb)	-
Travel Speeds - Runout
Transmission Gear - Third
-	7.7 mile/h 12.4 km/h	-
Transmission Gear - Second
-	6.2 mile/h 10 km/h	-
Transmission Gear - First
-	3.4 mile/h 5.5 km/h	-
Transmission Gear - Eighth
-	34.7 mile/h 55.8 km/h	-
Transmission Gear - Fifth
-	14.1 mile/h 22.7 km/h	-
Transmission Gear - Fourth
-	10.5 mile/h 16.9 km/h	-
Transmission Gear - Reverse
-	6.2 mile/h 9.9 km/h	-
Transmission Gear - Seventh
-	25.7 mile/h 41.95 km/h	-
Transmission Gear - Sixth
-	19 mile/h 30.6 km/h	-
Implement Cycle Times
Ejector Retract
-	8.5 s 8.5 s	-
Bail Lower
-	2.1 s 2.1 s	-
Bowl Lower
-	3.5 s 3.5 s	-
Apron Raise
-	4 s 4 s	-
Apron Lower
-	3.8 s 3.8 s	-
Ejector Extend
-	8.5 s 8.5 s	-
Bowl Raise
-	3.5 s 3.5 s	-
Bail Raise
-	1.5 s 1.5 s	-
Service Refill Capacities - Scraper
Cooling System
16.6 gal (US) 63.2 l	-	16.6 gal (US) 63.2 l
Differential
44 gal (US) 168 l	-	44 gal (US) 168 l
Final Drive - Each
7.8 gal (US) 30 l	-	7.8 gal (US) 30 l
Transmission
31.9 gal (US) 121 l	-	31.9 gal (US) 121 l
Crankcase
8.9 gal (US) 34 l	-	8.9 gal (US) 34 l
Fuel Tank
430 gal (US) 1628 l	-	430 gal (US) 1628 l

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