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Engine 
Tractor Engine
Cat C18
Scraper Engine
Cat C15
Tractor Engine
Flywheel Power - Tractor/Scraper
469kW (629 hp) / 353 kW (473 hp)
304 kW (407 hp)
570 hp
425 kW
Net Power
469 kW/637 hp
Gross Power (SAE J1995)
637 hp
475 kW
Net Power (ISO 14396)
637 hp
469 kW
Net Power (SAE J1349/ISO 9249)
584 hp
436 kW
Bore
5.7 in
145 mm
Stroke
7.2 in
183 mm
Displacement
1105 in³
18.1 l
Net Power (SAE J1349/ISO 9249)
584 hp
436 kW
Scraper Engine
Net Power
469 kW/637 hp
Gross Power (SAE J1995)
637 hp
475 kW
Net Power (ISO 14396)
637 hp
469 kW
Net Power (SAE J1349/ISO 9249)
584 hp
436 kW
Bore
5.7 in
145 mm
Stroke
7.2 in
183 mm
Displacement
1105 in³
18.1 l
Scraper Bowl
Scraper Capacity - Heaped
44 yd³
33.6 m³
24.0 yd³
18.4 m³
34 yd³
26 m³
Rated Load
104,058 lb
47,200 kg
26 127 kg (57,600 lb); 26.19 tonnes (28.81 tons)
37 200 kg (82,200 lb); 37.2 tonnes (41.1 tons)
Capacity - Struck
32 yd³
24.5 m³
Depth of Cut - Maximum
16.4 in
417 mm
Width - Cut - To Router Bits
12.5 ft
3.8 m
Ground Clearance - Maximum
2.3 ft
0.7 m
Hyd. Penetration Force - 657G
121000 lb
542 kN
Depth of Spread - Maximum
26 in
660 mm
Apron Opening
92 in
2337 mm
Apron Closure Force
39200 lb
176 kN
Transmission
Top Speed - Loaded
33 mile/h
56.1 km/h
33.5 mile/h
53.9 km/h
34.7 mile/h
55.8 km/h
1 Forward
3.5 mile/h
5.7 km/h
3.1 mile/h
5.0 km/h
2 Forward
6.5 mile/h
10.5 km/h
5.5 mile/h
8.9 km/h
3 Forward
7.8 mile/h
12.5 km/h
7.5 mile/h
12.1 km/h
4 Forward
10.6 mile/h
17 km/h
10.1 mile/h
16.3 km/h
5 Forward
14.2 mile/h
22.8 km/h
13.6 mile/h
21.9 km/h
6 Forward
19.2 mile/h
30.9 km/h
18.4 mile/h
29.6 km/h
7 Forward
25.7 mile/h
41.4 km/h
24.8 mile/h
39.9 km/h
8 Forward
34.9 mile/h
56.1 km/h
33.5 mile/h
53.9 km/h
Reverse
6.7 mile/h
10.8 km/h
5.7 mile/h
9.2 km/h
Hydraulics
Bowl Cylinder Bore
7.08 in
180 mm
Bowl Cylinder Stroke
37.4 in
950 mm
Apron Cylinder Bore
7.08 in
180 mm
Apron Cylinder Stroke
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 gpm
288 L/min
Implement Circuit (@ High Idle)
517 L/min
517 L/min
Cushion Hitch Circuit
19.54 gpm
74 L/min
Secondary Steering Circuit
14.52 gal/hr
55 l/hr
Relief Valve - Steering Circuit
1959 psi
13500 kPa
Relief Valve - Implement Circuit
1999 psi
13780 kPa
Compensator Settings - Cushion Hitch Circuit
3002 psi
20700 kPa
Steering
Width - 180° Turn - Right
45.4 ft
13.85 m
Width - 180° Turn - Left
47.57 ft
14.5 m
Steering Angle - Right
90
Steering Angle - Left
85
Service Refill Capacities - Tractor
Crankcase
13.7 gal (US)
38 l
9.7 gal (US)
37.0 l
Transmission
35.9 gal (US)
136 l
Differential
36 gal (US)
136 l
40.41 gal (US)
153.0 l
Final Drive - Each
6 gal (US)
29.5 l
5.0 Gal
19.0 l
8.71 gal (US)
33.0 l
Cooling System
23.4 gal (US)
88.6 l
11.0 gal (US)
42.0 l
18.75 gal (US)
71 l
Hydraulic Reservoir
39.6 gal (US)
150 l
Windshield Washer
0.5 gal (US)
5 l
1.3 Gal
5.0 l
Service Refill Capacities - Scraper
Fuel Tank
430 gal (US)
1628 l
216.01 gal (US)
818.0 l
231 gal (US)
874 l
Crankcase
13.7 gal (US)
38 l
9.7 gal (US)
37.0 l
Transmission
35.9 gal (US)
136 l
Differential
36 gal (US)
136 l
40.41 gal (US)
153.0 l
Final Drive - Each
6 gal (US)
29.5 l
5.0 Gal
19.0 l
8.71 gal (US)
33.0 l
Cooling System
23.4 gal (US)
88.6 l
11.0 gal (US)
42.0 l
18.75 gal (US)
71 l
Dimensions
Width - Overall Machine
14.3 ft
4.36 m
141.1 in
3585.0 mm
155 in
3937 mm
Width - Tractor
12.3 ft
3.75 m
133.1 in
3381.0 mm
144.2 in
3662 mm
Width - Rear Tire Center Lines
9.21 ft
2.81 m
Width - Inside of Bowl
12.07 ft
3.68 m
120.0 in
3048.0 mm
134 in
3404 mm
Width - Outside Bowl - Shipping Width
12.98 ft
3.93 m
143.1 in
3635 mm
Height - Overall Shipping
15.29 ft
4.66 m
158.6 in
4029.0 mm
153.2 in
3892 mm
Height - Top of Cab
12.86 ft
3.92 m
142.2 in
3612.0 mm
149.8 in
3805 mm
Ground Clearance - Tractor
2.3 ft
0.7 m
21.9 in
557.0 mm
26.1 in
664 mm
Front of Tractor to Front Axle
14.93 ft
4.55 m
122.8 in
3119.0 mm
142.0 in
3608 mm
Axle to Vertical Hitch Pin
1.8 ft
0.55 m
21.3 in
540.0 mm
20 in
509 mm
Height - Scraper Blade Maximum
2.17 ft
0.66 m
21.3 in
540.0 mm
20 in
510 mm
Wheel Base
32.68 ft
9.96 m
314.9 in
7998.0 mm
346.8 in
8808 mm
Length - Overall Machine
58.96 ft
17.97 m
Rear Axle - Rear of Machine
8.07 ft
2.46 m
114.1 in
2898.0 mm
108 in
2744 mm
Weights - Push-Pull
Total Shipping
160505 lb
72804 kg
Tractor Shipping
93635 lb
42472 kg
Scraper Shipping
64068 lb
29061 kg
Total Operating - Empty
164,244. lb
74500 kg
Front Axle
93842 lb
42566 kg
Rear Axle
66663 lb
30238 kg
Total Operating - Loaded
268,302. lb
121700 kg
Front Axle - Loaded
134165 lb
60856 kg
Rear Axle - Loaded
130340 lb
59121 kg