Wheel Base Length
Standard Wheel Base | 180.7 in 4590 mm |
Long Wheel Base | 228.4 in 5801 mm |
Key Specs
The Cat® OEM 745 Bare Chassis is available in both standard and long wheel base. With up to a 49.9 tonnes (55 tons) capacity, the 745 bare chassis offers proven reliability, durability, high productivity, superior operator comfort and lower operating costs. The long wheel base configuration accommodates longer specialty OEM bodies, while retaining high-quality steering, braking, and ride characteristics.
Cat chassis are the right choice for specialty truck bodies (coal, trash), water trucks, fuel and lube, service vehicles, container carriers, hook lifts and other machine derivatives. These specialty machines have proven themselves in construction, industrial, waste, material handling, quarry, and mining projects worldwide.
A uniquely combined hoist and transmission lever allows for easy operation which suits a wide range of operator experience.
Quieter, more spacious cab with improved visibility helps operators work more productively throughout the day.
Safety features help increase operator confidence by providing a safer operation. The Operator-presence detection system applies parking brake if gear is engaged and operator is not seated.
Standard Wheel Base | 180.7 in 4590 mm |
Long Wheel Base | 228.4 in 5801 mm |
Rated Payload | 55 ton (US) 49.9 t |
Engine Model | Cat® C18 Cat® C18 |
Bore | 5.7 in 145 mm |
Stroke | 7.2 in 183 mm |
Displacement | 1106 in³ 18.1 l |
Gross Power - SAE J1995:2014 | 511 hp 381 kW |
Net Power - SAE J1349:2011 | 496 hp 370 kW |
Peak Engine Torque Net (SAE J1349) | 1887 lb/ft 2558 N·m |
Peak Engine Torque Gross (SAE J1995) | 1931 lb/ft 2618 N·m |
Net Power - ISO 14396 | 447 hp 333 kW |
Peak Engine Torque Speed | 1200 r/min 1200 r/min |
No Engine De-rating Required Below | 10000 ft 3050 m |
Engine Model - U.S. EPA Tier 4 Final/EU Stage IV/Japan 2014 (Tier 4 Final)/Korea Tier 4 Final | Cat® C18 Cat® C18 |
Forward - 1 | 3.8 mile/h 6.1 km/h |
Forward - 2 | 5 mile/h 8.1 km/h |
Forward - 3 | 7 mile/h 11.2 km/h |
Forward - 4 | 8.8 mile/h 14.1 km/h |
Forward - 5 | 11.6 mile/h 18.7 km/h |
Forward - 6 | 14.2 mile/h 22.9 km/h |
Forward - 7 | 19.6 mile/h 31.5 km/h |
Forward - 8 | 23.5 mile/h 37.9 km/h |
Forward - 9 | 34 mile/h 54.8 km/h |
Reverse - 1 | 4 mile/h 6.4 km/h |
Reverse - 2 | 9.1 mile/h 14.6 km/h |
Fuel Tank | 145.3 gal (US) 550 l |
DEF Tank | 5.3 gal (US) 25 l |
Cooling System | 23.7 gal (US) 90 l |
Brake Cooling Tank | 17.7 gal (US) 67 l |
Steering/Hoist Hydraulic System | 36.9 gal (US) 140 l |
Engine Crankcase | 13.7 gal (US) 52 l |
Transmission - OTG | 19.8 gal (US) 75 l |
Final Drive - Each | 1.3 gal (US) 5 l |
Axles - Each | 15.8 gal (US) 60 l |
Final Drives/Differential | 33 gal (US) 125 l |
Interior Cab | 72 dB(A) 72 dB(A) |
Brakes | ISO 3450:2011 ISO 3450:2011 |
Cab - FOPS | ISO 3449:2005 Level II ISO 3449:2005 Level II |
Cab - ROPS | ISO 3471:2008 ISO 3471:2008 |
Steering | ISO 5010:2019 ISO 5010:2019 |
Lock to Lock | 4.8 seconds at 60 rpm 4.8 seconds at 60 rpm |
Turning Dimensions - Clearance Radius | 356 in 9082 mm |
Turning Dimensions - Steer Angle - Left/Right | 45° 45° |
Turning Dimensions - SAE Turning Radius | 340 in 8625 mm |
Turning Dimensions - Inside Radius | 174 in 4413 mm |
Turning Dimensions - Aisle Width | 233 in 5917 mm |
Note | Dimensions are for machines equipped with 29.5 R25 tires. Dimensions are for machines equipped with 29.5 R25 tires. |
Caterpillar product brochures and other informational documents are available for your growing business.