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651 Wheel Tractor-Scraper

651 Wheel Tractor-Scraper

At a Glance

Flywheel Power - Tractor/Scraper
469kW (629 hp)
Tractor Engine
Cat C18
Scraper Capacity - Heaped
44 yd³
Top Speed - Loaded
34.9 mile/h
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Tractor Engine

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Flywheel Power - Tractor/Scraper 469kW (629 hp)
Net Power 469 kW/637 hp
Gross Power (SAE J1995) 637HP
Net Power (ISO 14396) 585HP
Net Power (SAE J1349/ISO 9249) 592HP
Bore 5.7in
Stroke 7.2in
Displacement 1105in³


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Tractor Engine Cat C18

Scraper Bowl

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Scraper Capacity - Heaped 44yd³
Rated Load 104058lb
Capacity - Struck 32yd³
Depth of Cut - Maximum 17.3in
Width - Cut - To Router Bits 12.5ft
Ground Clearance - Maximum 2.3ft
Hyd. Penetration Force - 657G 121000lb
Depth of Spread - Maximum 26in
Apron Opening 92in
Apron Closure Force 39200lb


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Top Speed - Loaded 34.9mile/h
1 Forward 3.5mile/h
2 Forward 6.5mile/h
3 Forward 7.8mile/h
4 Forward 10.6mile/h
5 Forward 14.2mile/h
6 Forward 19.2mile/h
7 Forward 25.7mile/h
8 Forward 34.9mile/h
Reverse 6.7mile/h

Weights - Push-Pull

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Total Shipping 160505lb
Tractor Shipping 93635lb
Scraper Shipping 64068lb
Total Operating - Empty 164244lb
Front Axle 93842lb
Rear Axle 66663lb
Total Operating - Loaded 268302lb
Front Axle - Loaded 134165lb
Rear Axle - Loaded 130340lb


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Width - Overall Machine 14.3ft
Width - Tractor 12.3ft
Width - Rear Tire Center Lines 9.21ft
Width - Inside of Bowl 12.07ft
Width - Outside Bowl - Shipping Width 12.98ft
Height - Overall Shipping 15.29ft
Height - Top of Cab 12.86ft
Ground Clearance - Tractor 2.3ft
Front of Tractor to Front Axle 14.93ft
Axle to Vertical Hitch Pin 1.8ft
Height - Scraper Blade Maximum 2.17ft
Wheel Base 32.68ft
Length - Overall Machine 58.96ft
Rear Axle - Rear of Machine 8.07ft


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Width - 180° Turn - Right 44.6ft
Width - 180° Turn - Left 47.57ft
Steering Angle - Right 90
Steering Angle - Left 85

Service Refill Capacities - Tractor

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Crankcase 13.7gal (US)
Transmission 35.9gal (US)
Differential 36gal (US)
Final Drive - Each 6gal (US)
Cooling System 23.4gal (US)
Hydraulic Reservoir 39.6gal (US)
Windshield Washer 0.5gal (US)


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Bowl Cylinder Bore 7.08in
Bowl Cylinder Stroke 37.4in
Apron Cylinder Bore 7.08in
Apron Cylinder Stroke 29.92in
Steering Circuit (@ High Idle) 76.08gal/min
Cushion Hitch Circuit 19.54gal/min
Secondary Steering Circuit 14.52gal/hr
Relief Valve - Steering Circuit 1959psi
Relief Valve - Implement Circuit 1999psi
Compensator Settings - Cushion Hitch Circuit 3002psi

Service Refill Capacities - Scraper

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Fuel Tank 430gal (US)
Differential 44gal (US)
Final Drive - Each 7.8gal (US)
Transmission 31.9gal (US)
Crankcase 8.9gal (US)
Cooling System 16.6gal (US)