777 Off-Highway Truck bare chassis

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

Weights

LRC Bare Chassis Weight without Hoist
111505lb
LRC Bare Chassis Weight with Hoist
114067lb
LRC Gross Vehicle Weight (Target) without Hoist
363000lb
LRC Gross Vehicle Weight (Target) with Hoist
363000lb
HRC Bare Chassis Weight without Hoist
112656lb
HRC Bare Chassis Weight with Hoist
115218lb
HRC Gross Vehicle Weight (Target) without Hoist
363000lb
HRC Gross Vehicle Weight (Target) with Hoist
363000lb
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.

ROPS

Tractor ROPS
133082lb

Operating Specifications

Nominal Water Tank Capacity
20000gal (US)

Engine

Engine Model
Cat® C32B
Gross Power - SAE J1995
1025hp
Rated Net Power - SAE J1349
916hp
Bore
5.7in
Stroke
6.4in
Displacement
1959in³
Rated Engine Speed
1800r/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.

Transmission

Forward - 1
6.8mile/h
Forward - 2
9.2mile/h
Forward - 3
12.5mile/h
Forward - 4
16.9mile/h
Forward - 5
22.9mile/h
Forward - 6
30.7mile/h
Forward - 7
41.7mile/h
Reverse
7.5mile/h

Brakes

Brake Surface - Front
6331in²
Brake Surface - Rear
15828in²

Service Refill Capacities

Fuel Tank Capacity
300gal (US)
Cooling System
63.4gal (US)
Crankcase
28.7gal (US)
Steering System - Including Tank
14.1gal (US)
Brake/Hoist Hydraulic Tank
117gal (US)
Brake Hoist System
85gal (US)
Torque Converter - Transmission System
36.5gal (US)

Steering

Steering Standards
ISO 5010:2007
Steer Angle
30.5°
Turning Diameter
83ft
Turning Circle - Clearance Diameter
93ft

Standard/Optional Features

Standard Equipment:

  • For more information on 777 Bare Chassis options, please contact Caterpillar OEM Solutions at [email protected].
  • Note
    • Standard and optional equipment may vary. Consult your Cat dealer for details.
  • Electrical
    • Alarm backup
    • Alternator, 115 amp
    • Auxiliary jump start receptacle
    • Batteries, maintenance-free, 12V (4), 200 amp-hour
    • Electrical system, 25 amp, 24V to 12V converter
    • Lighting system (LED): backup light, directional signals/hazard warning (front and rear), headlights, payload indicator lights, operator access courtesy lights, side profile lights, stop/ tail lights, service lights
  • Powertrain
    • Air filter with precleaner (2)
    • Air-To-Air Aftercooler (ATAAC)
    • Automatic cold mode idle control
    • Autostall
    • Braking system: extended life brakes, brake wear indicator, Automatic Retarder Control (ARC) (utilizes oil-cooled, multiple disc brakes), brake release motor (towing), manual retarder (utilizes oil-cooled, multiple disc brakes), oil cooled and multiple disc (front/rear), parking, secondary, service
    • Cat C32B Engine (Tier 4 Final / EU Stage V / Tier 2 / EU Stage II)
    • Electric cold weather start (two starters and four batteries)
    • Electric priming pump
    • Engine idle shutdown
    • Ether starting aid
    • Fuel filter / water separator
    • Extended life coolant to -35° C (-30° F)
    • Fan - variable speed (Tier 4)
    • Muffler, exhaust (Tier 2)
    • Transmission: 7-speed automatic powershift with Electronic Clutch Pressure Control (ECPC), torque shift management, part throttle shifting, body upshift inhibitor, directional shift management, downshift inhibitor, neutral start switch, neutral coast inhibitor, reverse shift inhibitor, reverse neutralizer during dumping, programmable top gear selection, Advanced Productivity Electronic Control Strategy (APECS software), auto neutral Idle
    • Turbocharger (2)
  • Cat Technology Products
    • Adaptive Economy Mode
    • Advanced health
    • Product Link ready (Level 1)
  • Operator Environment
    • Air conditioning
    • Ashtray and cigarette lighter
    • Automatic temperature control
    • Coat hook
    • Cup holders (4)
    • Diagnostic connection port, 24V
    • Entertainment radio ready: 5 amp converter, speakers, antenna, wiring harness
    • Foot rest
    • Electric left side window control
    • Gauges/indicators: brake oil temperature, coolant temperature, hour meter, tachometer, engine overspeed indicator, fuel level, speedometer with odometer, transmission gear indicator
    • Heater/defroster (11 070 kCal/43,930 BTU)
    • Integrated hoist and transmission control
    • Horn, electric
    • Lights: dome, courtesy
    • Load counter, automatic
    • Mirrors (heated)
    • Power port, 12V (2)
    • ROPS certification ISO tractor
    • Seat, Cat Next Gen Deluxe, retractable 4-point seat belt with shoulder harness and seat belt reminder
    • Steering wheel, padded, tilt and telescopic
    • Storage compartment
    • Sun visor, tinted / laminated glass
    • Truck Production Management System (TPMS)
    • Touchscreen display, 7-inch
    • Trainer seat, lap belt, with seat belt reminder
    • Throttle lock
    • Window, right side, hinged access/egress
    • Windshield wiper, intermittent, and washer
  • Other Equipment
    • Body down indicator
    • Center mounted rims
    • Clustered grease fittings
    • Driveline guards
    • Engine crankcase guards
    • Fan and AC guards
    • Fire suppression ready
    • Fuel tank (1136 L / 300 gal)
    • Ground level battery disconnect
    • Ground level engine shutdown
    • Ground level grease fittings
    • Reservoirs (separate): brake/hoist, steering, transmission/torque converter
    • Rims 19.5 x 49
    • Supplemental steering (automatic)
    • Tie down eyes
    • Tow hooks, front/tow pin, rear
    • Vandalism protection locks
    • Wiggins fast fuel

Optional Equipment:

  • Note
    • Standard and optional equipment may vary. Consult your Cat dealer for details.
  • Cat Water Delivery System (wds)
    • Independent Hydraulic Cooling System: minimizes overheating
    • Controls: Factory installed and integrated into cab
    • Parts & service available through global Cat dealer network
    • Stainless Steel Spray Heads: maintenance free, patented design resists corrosion
    • Variable Hydraulic Pump Drive: 6814 L/min (1,800 gal/min) at speeds of 4 kph to 40 kph (3 to 25 mph) with auto shut-off and soft startup
    • Water Cannon: hydraulically controlled, integrated joystick with cab controls, optional nozzles
    • Water System Monitor: integrated into cab, programmable spray configurations, automatic diagnostic messages
  • Cat Technology Products
    • Object detection (4 cameras)
    • Cat Water Delivery System software
    • Road analysis control (RAC)
    • Work Area Vision System (WAVS)
  • Other Equipment
    • Auto-lube grease fittings
    • Cab precleaner
    • Control, hoist
    • Engine sound suppression (XQ) (Tier 4)
    • Fire suppression arrangement
    • Fluid fill service center
    • Fuel level monitoring
    • Fuel tank (1325 L / 350 gal)
    • Hoist Cylinders
    • Mud protection package
    • Oil Renewal System
    • Rear Axle Filtration (RAX)
    • Traction Control System (TCS) (new version)
    • Wheel chocks
  • Powertrain
    • Cat engine compression brake
    • Cold weather packages
    • Fan - variable speed (Tier 2)
    • Muffler, sound suppression (Tier 2)
  • Operator Environment
    • Mirrors, convex
    • Spare rim
    • Visibility package (meets ISO 5006 requirements)
  • Note
    • Standard and optional equipment may vary. Consult your Cat dealer for details.
  • Cat Water Delivery System (wds)
    • Independent Hydraulic Cooling System: minimizes overheating
    • Controls: Factory installed and integrated into cab
    • Parts & service available through global Cat dealer network
    • Stainless Steel Spray Heads: maintenance free, patented design resists corrosion
    • Variable Hydraulic Pump Drive: 6814 L/min (1,800 gal/min) at speeds of 4 kph to 40 kph (3 to 25 mph) with auto shut-off and soft startup
    • Water Cannon: hydraulically controlled, integrated joystick with cab controls, optional nozzles
    • Water System Monitor: integrated into cab, programmable spray configurations, automatic diagnostic messages
  • Cat Technology Products
    • Object detection (4 cameras)
    • Cat Water Delivery System software
    • Road analysis control (RAC)
    • Work Area Vision System (WAVS)
  • Other Equipment
    • Auto-lube grease fittings
    • Cab precleaner
    • Control, hoist
    • Engine sound suppression (XQ) (Tier 4)
    • Fire suppression arrangement
    • Fluid fill service center
    • Fuel level monitoring
    • Fuel tank (1325 L / 350 gal)
    • Hoist Cylinders
    • Mud protection package
    • Oil Renewal System
    • Rear Axle Filtration (RAX)
    • Traction Control System (TCS) (new version)
    • Wheel chocks
  • Powertrain
    • Cat engine compression brake
    • Cold weather packages
    • Fan - variable speed (Tier 2)
    • Muffler, sound suppression (Tier 2)
  • Operator Environment
    • Mirrors, convex
    • Spare rim
    • Visibility package (meets ISO 5006 requirements)
  • Note
    • Standard and optional equipment may vary. Consult your Cat dealer for details.
  • Cat Water Delivery System (wds)
    • Independent Hydraulic Cooling System: minimizes overheating
    • Controls: Factory installed and integrated into cab
    • Parts & service available through global Cat dealer network
    • Stainless Steel Spray Heads: maintenance free, patented design resists corrosion
    • Variable Hydraulic Pump Drive: 6814 L/min (1,800 gal/min) at speeds of 4 kph to 40 kph (3 to 25 mph) with auto shut-off and soft startup
    • Water Cannon: hydraulically controlled, integrated joystick with cab controls, optional nozzles
    • Water System Monitor: integrated into cab, programmable spray configurations, automatic diagnostic messages
  • Cat Technology Products
    • Object detection (4 cameras)
    • Cat Water Delivery System software
    • Road analysis control (RAC)
    • Work Area Vision System (WAVS)
  • Other Equipment
    • Auto-lube grease fittings
    • Cab precleaner
    • Control, hoist
    • Engine sound suppression (XQ) (Tier 4)
    • Fire suppression arrangement
    • Fluid fill service center
    • Fuel level monitoring
    • Fuel tank (1325 L / 350 gal)
    • Hoist Cylinders
    • Mud protection package
    • Oil Renewal System
    • Rear Axle Filtration (RAX)
    • Traction Control System (TCS) (new version)
    • Wheel chocks
  • Powertrain
    • Cat engine compression brake
    • Cold weather packages
    • Fan - variable speed (Tier 2)
    • Muffler, sound suppression (Tier 2)
  • Operator Environment
    • Mirrors, convex
    • Spare rim
    • Visibility package (meets ISO 5006 requirements)
  • Note
    • Standard and optional equipment may vary. Consult your Cat dealer for details.
  • Cat Water Delivery System (wds)
    • Independent Hydraulic Cooling System: minimizes overheating
    • Controls: Factory installed and integrated into cab
    • Parts & service available through global Cat dealer network
    • Stainless Steel Spray Heads: maintenance free, patented design resists corrosion
    • Variable Hydraulic Pump Drive: 6814 L/min (1,800 gal/min) at speeds of 4 kph to 40 kph (3 to 25 mph) with auto shut-off and soft startup
    • Water Cannon: hydraulically controlled, integrated joystick with cab controls, optional nozzles
    • Water System Monitor: integrated into cab, programmable spray configurations, automatic diagnostic messages
  • Cat Technology Products
    • Object detection (4 cameras)
    • Cat Water Delivery System software
    • Road analysis control (RAC)
    • Work Area Vision System (WAVS)
  • Other Equipment
    • Auto-lube grease fittings
    • Cab precleaner
    • Control, hoist
    • Engine sound suppression (XQ) (Tier 4)
    • Fire suppression arrangement
    • Fluid fill service center
    • Fuel level monitoring
    • Fuel tank (1325 L / 350 gal)
    • Hoist Cylinders
    • Mud protection package
    • Oil Renewal System
    • Rear Axle Filtration (RAX)
    • Traction Control System (TCS) (new version)
    • Wheel chocks
  • Powertrain
    • Cat engine compression brake
    • Cold weather packages
    • Fan - variable speed (Tier 2)
    • Muffler, sound suppression (Tier 2)
  • Operator Environment
    • Mirrors, convex
    • Spare rim
    • Visibility package (meets ISO 5006 requirements)
  • Note
    • Standard and optional equipment may vary. Consult your Cat dealer for details.
  • Cat Water Delivery System (wds)
    • Independent Hydraulic Cooling System: minimizes overheating
    • Controls: Factory installed and integrated into cab
    • Parts & service available through global Cat dealer network
    • Stainless Steel Spray Heads: maintenance free, patented design resists corrosion
    • Variable Hydraulic Pump Drive: 6814 L/min (1,800 gal/min) at speeds of 4 kph to 40 kph (3 to 25 mph) with auto shut-off and soft startup
    • Water Cannon: hydraulically controlled, integrated joystick with cab controls, optional nozzles
    • Water System Monitor: integrated into cab, programmable spray configurations, automatic diagnostic messages
  • Cat Technology Products
    • Object detection (4 cameras)
    • Cat Water Delivery System software
    • Road analysis control (RAC)
    • Work Area Vision System (WAVS)
  • Other Equipment
    • Auto-lube grease fittings
    • Cab precleaner
    • Control, hoist
    • Engine sound suppression (XQ) (Tier 4)
    • Fire suppression arrangement
    • Fluid fill service center
    • Fuel level monitoring
    • Fuel tank (1325 L / 350 gal)
    • Hoist Cylinders
    • Mud protection package
    • Oil Renewal System
    • Rear Axle Filtration (RAX)
    • Traction Control System (TCS) (new version)
    • Wheel chocks
  • Powertrain
    • Cat engine compression brake
    • Cold weather packages
    • Fan - variable speed (Tier 2)
    • Muffler, sound suppression (Tier 2)
  • Operator Environment
    • Mirrors, convex
    • Spare rim
    • Visibility package (meets ISO 5006 requirements)
  • Note
    • Standard and optional equipment may vary. Consult your Cat dealer for details.
  • Cat Water Delivery System (wds)
    • Independent Hydraulic Cooling System: minimizes overheating
    • Controls: Factory installed and integrated into cab
    • Parts & service available through global Cat dealer network
    • Stainless Steel Spray Heads: maintenance free, patented design resists corrosion
    • Variable Hydraulic Pump Drive: 6814 L/min (1,800 gal/min) at speeds of 4 kph to 40 kph (3 to 25 mph) with auto shut-off and soft startup
    • Water Cannon: hydraulically controlled, integrated joystick with cab controls, optional nozzles
    • Water System Monitor: integrated into cab, programmable spray configurations, automatic diagnostic messages
  • Cat Technology Products
    • Object detection (4 cameras)
    • Cat Water Delivery System software
    • Road analysis control (RAC)
    • Work Area Vision System (WAVS)
  • Other Equipment
    • Auto-lube grease fittings
    • Cab precleaner
    • Control, hoist
    • Engine sound suppression (XQ) (Tier 4)
    • Fire suppression arrangement
    • Fluid fill service center
    • Fuel level monitoring
    • Fuel tank (1325 L / 350 gal)
    • Hoist Cylinders
    • Mud protection package
    • Oil Renewal System
    • Rear Axle Filtration (RAX)
    • Traction Control System (TCS) (new version)
    • Wheel chocks
  • Powertrain
    • Cat engine compression brake
    • Cold weather packages
    • Fan - variable speed (Tier 2)
    • Muffler, sound suppression (Tier 2)
  • Operator Environment
    • Mirrors, convex
    • Spare rim
    • Visibility package (meets ISO 5006 requirements)
  • Note
    • Standard and optional equipment may vary. Consult your Cat dealer for details.
  • Cat Water Delivery System (wds)
    • Independent Hydraulic Cooling System: minimizes overheating
    • Controls: Factory installed and integrated into cab
    • Parts & service available through global Cat dealer network
    • Stainless Steel Spray Heads: maintenance free, patented design resists corrosion
    • Variable Hydraulic Pump Drive: 6814 L/min (1,800 gal/min) at speeds of 4 kph to 40 kph (3 to 25 mph) with auto shut-off and soft startup
    • Water Cannon: hydraulically controlled, integrated joystick with cab controls, optional nozzles
    • Water System Monitor: integrated into cab, programmable spray configurations, automatic diagnostic messages
  • Cat Technology Products
    • Object detection (4 cameras)
    • Cat Water Delivery System software
    • Road analysis control (RAC)
    • Work Area Vision System (WAVS)
  • Other Equipment
    • Auto-lube grease fittings
    • Cab precleaner
    • Control, hoist
    • Engine sound suppression (XQ) (Tier 4)
    • Fire suppression arrangement
    • Fluid fill service center
    • Fuel level monitoring
    • Fuel tank (1325 L / 350 gal)
    • Hoist Cylinders
    • Mud protection package
    • Oil Renewal System
    • Rear Axle Filtration (RAX)
    • Traction Control System (TCS) (new version)
    • Wheel chocks
  • Powertrain
    • Cat engine compression brake
    • Cold weather packages
    • Fan - variable speed (Tier 2)
    • Muffler, sound suppression (Tier 2)
  • Operator Environment
    • Mirrors, convex
    • Spare rim
    • Visibility package (meets ISO 5006 requirements)

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