The rugged, easy-to-service Cat® C32 ACERT engine powers the D11T. Twin turbochargers and air-to-air aftercooling provides high horsepower while keeping exhaust temperatures cool.
Engine |
Units: US | |
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Engine Model |
Cat® C32 ACERT |
Cat® C32 ACERT |
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Flywheel Power |
850 hp |
634 kW |
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Gross Power |
935 hp |
698 kW |
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Net Power – Caterpillar |
850 hp |
634 kW |
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Net Power – ISO 9249 |
850 hp |
634 kW |
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Net Power – SAE J1349 |
850 hp |
634 kW |
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Net Power – EU 80/1269 |
850 hp |
634 kW |
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Bore |
5.71 in |
145 mm |
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Stroke |
6.4 in |
162 mm |
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Displacement |
1959 in3 |
32.1 L |
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Weights |
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Operating Weight |
230100 lb |
104590 kg |
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Shipping Weight |
163200 lb |
74418 kg |
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Operating Weight – CD |
248600 lb |
113000 kg |
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Shipping Weight – CD |
166000 lb |
75455 kg |
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Undercarriage |
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Shoe Type |
Extreme Service |
Extreme Service |
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Width of Shoe |
24 in |
610 mm |
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Shoes/Side |
44 |
44 |
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Grouser Height |
3.7 in |
93 mm |
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Grouser Height (from ground face of shoe) |
4 in |
102 mm |
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Pitch |
12.5 in |
318 mm |
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Ground Clearance |
24.5 in |
623 mm |
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Track Gauge |
114 in |
2896 mm |
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Length of Track on Ground |
14.6 ft |
4444 mm |
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Ground Contact Area |
9781 in2 |
6.3 m2 |
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Ground Contact Area – CD |
12581 in2 |
8.1 m2 |
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Transmission |
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1 Forward |
2.4 mph |
3.9 km/h |
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2 Forward |
4.2 mph |
6.8 km/h |
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3 Forward |
7.3 mph |
11.8 km/h |
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1 Reverse |
2.9 mph |
4.7 km/h |
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2 Reverse |
5.1 mph |
8.2 km/h |
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3 Reverse |
8.7 mph |
14 km/h |
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High Torque Capacity Oil Clutches Diameter |
21 in |
533 mm |
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Type |
planetary powershift |
planetary powershift |
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Service Refill Capacities |
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Fuel Tank |
426 gal |
1613 L |
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Fuel Tank – hi capacity |
505 gal |
1912 L |
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Cooling System |
63 gal |
238.8 L |
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Engine Crankcase* |
28 gal |
106 L |
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Power Train |
91 gal |
344 L |
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Final Drives (each) |
8 gal |
30 L |
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Roller Frames (each) |
25.1 gal |
95 L |
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Pivot Shaft Compartment |
13.5 gal |
51 L |
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Implement Hydraulic System Tank Only |
64 gal |
243 L |
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Hydraulic Controls |
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Pump Type |
Gear Driven |
Gear Driven |
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Tilt Cylinder Flow |
66 gal/min |
250 L/min |
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Dump cylinder relief valve setting |
3600 psi |
24825 kPa |
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Bulldozer Relief Valve Setting |
3500 psi |
24135 kPa |
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Ripper (Lift) Relief Valve Setting |
3500 psi |
24135 kPa |
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Ripper (Pitch) Relief Valve Setting |
3500 psi |
24135 kPa |
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Track Roller Frame |
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Oscillation |
13.8 in |
351 mm |
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Dimensions |
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Ground Clearance |
24 in |
615 mm |
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Track Gauge |
100 in |
2.5 m |
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Width without Trunnions (Standard Shoe) |
10.4 ft |
3160 mm |
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Height (Stripped Top) |
10.6 ft |
3222 mm |
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Height (FOPS Cab) |
13.4 ft |
4078 mm |
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Height (Top of Stack) |
14.9 ft |
4543 mm |
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Drawbar Height (Center of Clevis) |
31 in |
779 mm |
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Length of Track on Ground |
152 in |
3855 mm |
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Length with Single-Shank Ripper |
23.3 ft |
7091 mm |
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Length with Multi-Shank Ripper |
23.1 ft |
7048 mm |
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Overall Length (SU-Blade/SS Ripper) |
30.4 ft | |
