2025 Caterpillar AT Bare Chassis 745

2025 Caterpillar AT Bare Chassis 745

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  • Year 2025
  • Make Caterpillar
  • Model AT Bare Chassis
  • Engine Model: Cat® C18
2025 Caterpillar AT Bare Chassis 745

2025 Caterpillar AT Bare Chassis 745

2025 Caterpillar AT Bare Chassis 745

Customization to Work for Your Application.

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.

Features may include:

Long Wheel Base
  • The 745 can be ordered with or without hoist cylinders, and in standard wheel base (SWB) or long wheel base (LWB) configurations through your local Cat dealer.
Water Truck Applications
  • Cat® Articulated Truck Bare Chassis are rugged and reliable platforms for water truck applications in both mining and construction projects.
  • Using an articulated truck bare chassis provides a flexible solution that is ideal for dust suppression, road construction, fire protection, and other applications.
  • Caterpillar works with OEMs worldwide to match various size water tanks with our bare chassis machines, all through your local Cat dealer, to provide the best solution for your business.
Service Truck Applications
  • Cat Articulated Truck Bare Chassis are rugged and reliable platforms for service truck applications in both mining and construction projects.
  • Using an articulated truck bare chassis provides a flexible solution that is ideal for delivering fuel and preventive maintenance lubrication to your site's machine fleet.
  • Caterpillar works with OEMs worldwide to match various size service tanks with our bare chassis machines, all through your local Cat dealer, to provide the best solution for your business.
Specialty Body Applications
  • Cat Articulated Truck Bare Chassis are rugged and reliable platforms for specialty body applications.
  • Using an articulated truck bare chassis provides a flexible solution that is ideal for hauling coal or waste, container trucks or hooklifts, cable reel trucks, and other applications.
  • Caterpillar works with OEMs worldwide to match various size service tanks with our bare chassis machines, all through your local Cat dealer, to provide the best solution for your business.
Forestry Applications
  • Cat Articulated Truck Bare Chassis are rugged and reliable platforms for forestry applications.
  • Using an articulated truck bare chassis provides a flexible solution that is ideal for hauling logs and other applications.
  • Caterpillar works with OEMs worldwide to match various size service tanks with our bare chassis machines, all through your local Cat dealer, to provide the best solution for your business.

Engine

Engine Model: Cat® C18
Engine Power Gross - SAE J1995:2014: 511 hp | Net - SAE J1349:2011: 496 hp | Net - ISO 14396: 447 hp
Bore 5.7 in
Stroke 7.2 in
Displacement 1106 in³
Engine Torque (rpm) 1200 r/min
Engine Torque Peak Gross (SAE J1995): 1931 lb/ft | Peak Net (SAE J1349): 1887 ft·lbf
Emissions U.S. EPA Tier 4 Final/EU Stage IV/Japan 2014 (Tier 4 Final)/Korea Tier 4 Final

Drivetrain

Transmission Forward - 1: 3.8 mile/h | Forward - 2: 5 mile/h | Forward - 3: 7 mile/h | Forward - 4: 8.8 mile/h | Forward - 5: 11.6 mile/h | Forward - 6: 14.2 mile/h | Forward - 7: 19.6 mile/h | Forward - 8: 23.5 mile/h | Forward - 9: 34 mile/h | Reverse - 1: 4 mile/h | Reverse - 2: 9.1 mile/h
Steering Lock to Lock: 4.8 seconds at 60 rpm

Performance

Noise Level Interior Cab: 72 dB(A)

Dimensions

Dimensions Steer Angle - Left/Right: 45 °
Wheelbase 180.7 in | Long: 228.4 in
Turning Radius SAE: 340 in | Inside Radius: 174 in | Clearance: 356 in
Width Aisle: 233 in

Capacities

Payload Capacity Rated: 55 ton (US)
Fuel Capacity 145.3 gal (US)
Cooling System 23.7 gal (US)
Hydraulic Capacity 36.9 gal (US)
Features Brake Cooling Tank: 17.7 gal (US) | Engine Crankcase: 13.7 gal (US) | Transmission - OTG: 19.8 gal (US) | Final Drive - Each: 1.3 gal (US) | Axles - Each: 15.8 gal (US) | Final Drives/Differential: 33 gal (US) | DEF Tank: 5.3 gal (US)

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