Engine

Tractor Engine
Cat C18 ACERT™
Scraper Engine
Cat C9 ACERT™

Tractor Engine

Flywheel Power: Tractor/Scraper
373 kW (500 hp) / 211 kW (283 hp)
Net Power
345 kW (462 hp) / 373 kW (500 hp)
Gross Power - Gears 1-2
488.0 hp
Gross Power - Gears 3-8
526.0 hp
Net Power - Gears 1-2
462.0 hp
Net Power - Gears 3-8
500.0 hp
Bore
5.7 in
Stroke
7.2 in
Displacement
1105.0 in3

Scraper Engine

Net Power
198 kW (266 hp) / 211 kW (283 hp)
Gross Power - Gear 1
286.0 hp
Gross Power - Gears 2-4
303.0 hp
Net Power - Gear 1
266.0 hp
Net Power - Gears 2-4
283.0 hp
Bore
4.4 in
Stroke
5.9 in
Displacement
538.0 in3

Scraper Bowl

Scraper Capacity: Heaped
34.0 yd3
Rated Load
82200.0 lb
Capacity Struck
24.0 yd3
Depth of Cut - max.
17.2 in
Width of Cut, to Router Bits
138.3 in
Ground Clearance - max.
21.5 in
Cutting Edge - thickness
1.12 in.
Hyd. Penetration Force - 637G
81000.0 lb
Depth of Spread - max.
18.9 in
Apron Opening
79.0 in
Apron Closure Force
38250.0 lb

Transmission

Top Speed (Loaded)
33.0 mph
1 Forward
3.4 mph
2 Forward
6.2 mph
3 Forward
7.6 mph
4 Forward
10.3 mph
5 Forward
13.8 mph
6 Forward
18.7 mph
7 Forward
25.2 mph
8 Forward
34.1 mph
Reverse
6.2 mph

Hydraulics

Bowl Cylinder Bore
7.2 in
Bowl Cylinder Stroke
34.4 in
Apron Cylinder Bore
8.2 in
Apron Cylinder Stroke
28.6 in
Ejector Cylinder Bore
8.2 in
Ejector Cylinder Stroke
74.0 in
Steering Circuit
100.0 gal/min
Scraper Circuit
91.0 gal/min
Cushion Hitch Circuit
9.0 gal/min
Secondary Steering Circuit
100.0 gal/min
Relief Valve - Steering Circuit
1987.0 psi
Relief Valve - Implement Circuit
2030.0 psi
Compensator Setting - Cushion Hitch Circuit
2320.0 psi

Steering

Width - 180° Turn
40.02 ft
Width - 180° Turn, right
40.1 ft
Steering Angle - Right
90°
Steering Angle - Left
85°
Hydraulic Output
100.0 gal/min

Service Refill Capacities - Tractor

Crankcase
11.9 gal
Fuel Tank - 637G
335.0 gal
Transmission
29.0 gal
Differential
39.0 gal
Final Drive (per side)
6.1 gal
Cooling System
29.0 gal
Hydraulic Reservoir
50.2 gal
Wheel Coolant (each)
19.8 gal
Windshield Washer
1.5 gal

Service Refill Capacities - Scraper

Fuel Tank - 637G
335.0 gal
Crankcase
7.9 gal
Transmission
19.0 gal
Differential
3.2 gal
Final Drive (per side)
5.0 gal
Wheel Coolant (each)
19.8 gal
Cooling System
20.0 gal

Dimensions

Width - Overall Machine
155.0 in
Width - Tractor
137.0 in
Width - rear tire center lines
97.0 in
Width - Inside of Bowl
134.0 in
Width - Outside Rear Tires
143.2 in
Width - outside bowl (shipping width)
154.0 in
Height - Overall Shipping
168.8 in
Height - Top of Cab
146.3 in
Ground Clearance - Tractor
26.2 in
Front of Tractor to Front Axle
132.2 in
Axle to Vertical Hitch Pin
21.6 in
Height - Scraper Blade Maximum
21.5 in
Wheelbase
345.2 in
Length - overall machine
573.4 in
Rear Axle to Rear of Machine
95.97 in
Bail Length - max. (push-pull)
195.3 in
Extended Push Block (push-pull)
108.0 in

Weights - Standard, tandem

Total Shipping
112760.0 lb
Tractor Shipping
66529.0 lb
Scraper Shipping
46231.0 lb
Total Operating - empty
114744.0 lb
Front Axle
67700.0 lb
Rear Axle
47044.0 lb
Total Operating - loaded
196944.0 lb
Front Axle Weight - loaded
96503.0 lb
Rear Axle Weight - loaded
100441.0 lb

Weights - Push-Pull

Total Shipping
116100.0 lb
Tractor Shipping
68499.0 lb
Scraper Shipping
47601.0 lb
Total Operating - empty
118084.0 lb
Front Axle
69670.0 lb
Rear Axle
48414.0 lb
Total Operating - loaded
200284.0 lb
Front Axle - loaded
98139.0 lb
Rear Axle (Loaded)
102145.0 lb

Transmission - 637G

1 Forward
3.4 mph
2 Forward
6.2 mph
3 Forward
7.6 mph
4 Forward
10.3 mph
5 Forward
13.8 mph
6 Forward
18.7 mph
7 Forward
25.2 mph
8 Forward
34.1 mph
Reverse
6.2 mph
  • ELECTRICAL
    • Alarm, backup
    • Alternator, 75 amp - tractor engine
    • Alternator, 35 amp - scraper engine
    • Batteries (4), 12V Maintenance Free, High Output
    • Batteries (2), 12V Maintenance Free, High Output
    • Electrical System, 24V
    • Array
    • Array
    • Starting Receptacle - tractor and scraper engines
  • OPERATOR ENVIRONMENT
    • Air Conditioner (includes heater and defroster)
    • Cigarette Lighter and Ashtray
    • Coat Hook
    • Diagnostic Connection Port (12V)
    • Dome Courtesy Light
    • Array
    • Horn
    • Implement Control Joystick
    • Rearview Mirrors
    • Radio Ready (two radio openings, speakers, and 5-amp converter)
    • ROPS Cab with Sound Suppression and Pressurization
    • Static Seatbelt
    • Scraper Engine Controls
    • Seat, Air Suspension, Caterpillar Comfort, cloth
    • Steering Wheel - tilt and telescoping
    • Storage Compartment
    • Throttle Lock
    • Transmission Hold
    • Windows - sliding side, swing out
    • Windshield - laminated glass
    • Windshield Wiper/Washer - front and rear
  • POWER TRAIN
    • Array
    • Array
    • Array
  • OTHER STANDARD EQUIPMENT
    • Extended Life Coolant, -36° C (-33° F)
    • Fan hub, permanent lube
    • Fast Oil Change
    • Fenders
    • Rims - 35 inch (2)
    • Tires, 37.50-R35 radial
    • Array
    • Array
  • Auger
  • Crankcase Guard, Heavy Duty
  • Extended Life Coolant, -50° C (-58° F)
  • Fan, Defrost
  • Heater - jacket water (all engines)
  • Hydraulic Retarder
  • Lights, Side Vision
  • Lock, Steering
  • Powertrain Guard
  • Push Block - extended (scraper)
  • Push-Pull Arrangement w/ Rear Radiator Guard
  • Retractable seat belts
  • Secondary Steering
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