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Overview

Caterpillar offers partial machines and systems, working with Cat dealers and Original Equipment Manufacturers (OEMs) to provide specialty machines for specific applications. Bare chassis trucks (WTR models) can be ordered with or without hoist cylinders and most product options are identical to the dump truck models. Typically, these models come equipped with the higher Tractor ROPS certification ratings needed for specialty machines including water trucks, tow trucks, and fuel / lube trucks. These partial machine configurations are used in construction, demolition, waste, material handling, quarry, and mining applications.

The Cat Water Delivery System (WDS) is available as an optional attachment with the 777 WTR, 785D WTR, and 789D WTR Off-Highway Truck Bare Chassis and includes factory installed controls in the cab, a hydraulic pump and motor, a water pump and stainless steel spray heads. Whether your goal is dust control or haul road maintenance, the Cat WDS is designed to put water to the ground in a controlled, intelligent way. The simple to operate automated system allows you to concentrate on more important safety issues like traffic, personnel and road conditions. You’ll also find that the Cat WDS not only improves safety, but also reduces truck maintenance costs, conserves water and provides significant fuel savings to help your bottom line.

Specifications

Engine Model Cat® C32B
Gross Power - SAE J1995 1025 hp
Rated Net Power - SAE J1349 916 hp
Bore 5.7 in
Stroke 6.4 in
Displacement 1959 in³
Rated Engine Speed 1800 r/min
Number of Cylinders 12
Note Net Power advertised is the power available at the flywheel when the engine is equipped with fan, air cleaner, muffler, and alternator with engine speed at 1,800 rpm.
LRC Bare Chassis Weight without Hoist 111505 lb
LRC Bare Chassis Weight with Hoist 114067 lb
LRC Gross Vehicle Weight (Target) without Hoist 363000 lb
LRC Gross Vehicle Weight (Target) with Hoist 363000 lb
HRC Bare Chassis Weight without Hoist 112656 lb
HRC Bare Chassis Weight with Hoist 115218 lb
HRC Gross Vehicle Weight (Target) without Hoist 363000 lb
HRC Gross Vehicle Weight (Target) with Hoist 363000 lb
Note LRC model is offered for lesser regulated countries. HRC model is offered for highly regulated countries. Available as Tier 4 Final/Stage V equivalent or Tier 2/Stage II equivalent emission standards.
Nominal Water Tank Capacity 20000 gal (US)
Tractor ROPS 133082 lb
Forward - 1 6.6 mile/h
Forward - 2 9.1 mile/h
Forward - 3 11.9 mile/h
Forward - 4 16.6 mile/h
Forward - 5 22.5 mile/h
Forward - 6 30.2 mile/h
Forward - 7 40.9 mile/h
Reverse 7.5 mile/h
Brake Surface - Front 6331 in²
Brake Surface - Rear 15828 in²
Fuel Tank Capacity 300 gal (US)
Cooling System 63.4 gal (US)
Crankcase 28.7 gal (US)
Steering System - Including Tank 14.1 gal (US)
Brake/Hoist Hydraulic Tank 117 gal (US)
Brake Hoist System 85 gal (US)
Torque Converter - Transmission System 36.5 gal (US)
Steering Standards ISO 5010:2007
Steer Angle 30.5 °
Turning Diameter 83 ft
Turning Circle - Clearance Diameter 93 ft

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