Caterpillar 745 Bare Chassis Off-Highway Truck Specs

Category: Off-Highway Trucks ➔
Manufacturer: Caterpillar ➔
Model: 745 Bare Chassis ➔

The Caterpillar 745 Bare Chassis Off-Highway Truck is a powerhouse in the construction and mining industry, featuring a Cat® C18 engine that delivers impressive power with a gross power of 511 hp and peak engine torque of 1931 lbs ft. With a rated payload of 55 tons and a spacious cab equipped with ROPS and FOPS safety standards, this truck is designed for rugged terrains and heavy-duty applications. From its efficient transmission system to its ample service refill capacities, the Caterpillar 745 Bare Chassis is built to tackle the toughest jobs with ease and reliability.

Engine

Caterpillar 745 Bare Chassis Off-Highway Truck Engine specifications
Bore	5.70 in (14.48 cm) - Starting 2026
Displacement	1,106.00 cu in (18,124.13 cu cm) - Starting 2026
Engine Model	Cat® C18 - Starting 2026
Engine Model - U.S. EPA Tier 4 Final/EU Stage IV/Japan 2014 (Tier 4 Final)/Korea Tier 4 Final	Engine specifications shown are for highly regulated countries. Can be equipped with the C18 engine for lesser regulated countries. - Starting 2026
Gross Power - SAE J1995:2014	511.00 hp (381.06 kw) - Starting 2026
Net Power - SAE J1349:2011	496.00 hp (369.87 kw) - Starting 2026
No Engine De-rating Required Below	10,000.00 ft (3,048.00 m) - Starting 2026
Peak Engine Torque Gross (SAE J1995)	1,931.00 lbs ft (2,618.05 nm) - Starting 2026
Peak Engine Torque Net (SAE J1349)	1,887.00 lbs ft (2,558.39 nm) - Starting 2026
Peak Engine Torque Speed	1200 r/min - Starting 2026
Stroke	7.20 in (18.29 cm) - Starting 2026

Service Refill Capacities

Caterpillar 745 Bare Chassis Off-Highway Truck Service Refill Capacities specifications
Axles - Each	15.80 gal (59.80 l) - Starting 2026
Brake Cooling Tank	17.70 gal (66.99 l) - Starting 2026
Cooling System	23.70 gal (89.70 l) - Starting 2026
DEF Tank	5.30 gal (20.06 l) - Starting 2026
Engine Crankcase	13.70 gal (51.85 l) - Starting 2026
Final Drive - Each	1.30 gal (4.92 l) - Starting 2026
Final Drives/Differential	33.00 gal (124.91 l) - Starting 2026
Fuel Tank	145.30 gal (549.96 l) - Starting 2026
Steering/Hoist Hydraulic System	36.90 gal (139.67 l) - Starting 2026
Transmission - OTG	19.80 gal (74.94 l) - Starting 2026

Sound Levels

Caterpillar 745 Bare Chassis Off-Highway Truck Sound Levels specifications
Interior Cab	72 dB(A) - Starting 2026

Standards

Caterpillar 745 Bare Chassis Off-Highway Truck Standards specifications
Brakes	ISO 3450:2011 - Starting 2026
Cab - FOPS	ISO 3449:2005 Level II - Starting 2026
Cab - ROPS	ISO 3471:2008 - Starting 2026
Steering	ISO 5010:2019 - Starting 2026

Steering

Caterpillar 745 Bare Chassis Off-Highway Truck Steering specifications
Lock to Lock	4.8 seconds at 60 rpm - Starting 2026

Transmission

Caterpillar 745 Bare Chassis Off-Highway Truck Transmission specifications
Forward - 1	3.80 mph (6.12 kph) - Starting 2026
Forward - 2	5.00 mph (8.05 kph) - Starting 2026
Forward - 3	7.00 mph (11.27 kph) - Starting 2026
Forward - 4	8.80 mph (14.16 kph) - Starting 2026
Forward - 5	11.60 mph (18.67 kph) - Starting 2026
Forward - 6	14.20 mph (22.85 kph) - Starting 2026
Forward - 7	19.60 mph (31.54 kph) - Starting 2026
Forward - 8	23.50 mph (37.82 kph) - Starting 2026
Forward - 9	34.00 mph (54.72 kph) - Starting 2026
Reverse - 1	4.00 mph (6.44 kph) - Starting 2026
Reverse - 2	9.10 mph (14.64 kph) - Starting 2026

Turning Circle

Caterpillar 745 Bare Chassis Off-Highway Truck Turning Circle specifications
Turning Dimensions - Aisle Width	233.00 in (591.82 cm) - Starting 2026
Turning Dimensions - Clearance Radius	356.00 in (904.24 cm) - Starting 2026
Turning Dimensions - Inside Radius	174.00 in (441.96 cm) - Starting 2026
Turning Dimensions - SAE Turning Radius	340.00 in (863.60 cm) - Starting 2026
Turning Dimensions - Steer Angle - Left/Right	45 degrees - Starting 2026

Weights

Caterpillar 745 Bare Chassis Off-Highway Truck Weights specifications
Rated Payload	45.20 t (45,200.00 kg) - Starting 2026

Wheel Base Length

Caterpillar 745 Bare Chassis Off-Highway Truck Wheel Base Length specifications
Long Wheel Base	228.40 in (580.14 cm) - Starting 2026
Standard Wheel Base	180.70 in (458.98 cm) - Starting 2026

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