785 Bare Chassis

785 WTR Bare Chassis

Typically, these models come equipped with the higher Tractor ROPS certification ratings needed for specialty machines including water trucks, tow trucks and fuel and lube trucks. These partial machine configurations are used in construction, demolition, waste, material handling, quarry, and mining applications.

785 Bare Chassis Off-Highway Truck

DESCRIPTION

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 tractors, and fuel / lube trucks. These partial machine configurations are used in construction, demolition, waste, material, handling, quarry, and mining applications.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 tractors, and fuel / lube trucks. These partial machine configurations are used in construction, demolition, waste, material, handling, quarry, and mining applications.

Tractor ROPS Rating

Cat® Off-Highway Truck Bare Chassis ROPS is certified to ISO 3471 Tractor criteria, to provide a higher level of protection for towing and water applications.

Water Truck Applications

Cat® Off-Highway Truck Bare Chassis are rugged and reliable platforms for water truck applications in both mining and construction projects. Using an off-highway truck bare chassis provides a solution that is ideal for dust suppression, road construction, fire protection, and other applications. Caterpillar works with OEMs worldwide to match the appropriate bare chassis machine to the water truck application, all through your local Cat dealer, to provide the best solution for your business.

Service Truck Applications

Cat® Off-Highway Truck Bare Chassis are rugged and reliable platforms for service truck applications in both mining and construction projects. Using an off-highway truck bare chassis provides a solution that is ideal for delivering fuel and preventive maintenance lubrication to your site's machine fleet. Caterpillar works with OEMs worldwide to match the appropriate bare chassis machine to the service truck application, all through your local Cat dealer, to provide the best solution for your business.

Tow Applications

Cat® Off-Highway Truck Bare Chassis are rugged and reliable platforms for tow applications. Using an off-highway truck bare chassis provides a solution that is ideal for equipment trailers and bottom dump trailers. Caterpillar works with OEMs worldwide to match the appropriate bare chassis machine to the tow application, all through your local Cat dealer, to provide the best solution for your business.

  • Standard Equipment
  • Optional Equipment
  • Specs
  • Docs

Standard Equipment

  • For more information on 785 WTR Bare Chassis options, please contact Caterpillar OEM Solutions at [email protected].
  • ELECTRICAL
    • 24V electrical system, low maintenance batteries (2) 93 amp-hour
    • Alarm, backup
    • Brushless alternator, 225 amp
    • Ground accessible power control box: Ethernet VIMS™ port and VIMS lamp; Engine starter; transmission and battery lockouts
    • Jump start/battery charge receptacle
    • LED payload indicator lamps
    • LED Lighting system: Back-up and hazard lights, Curb lights, (one) RH side, (one) LH side, Turn signals (front and rear), Engine compartment lights, Headlights with low-high beam selector, Ladder light and service deck lights, Stop/tail lights
  • FLUIDS
    • Extended Life Coolant to — 35° C (— 30° F)
  • OPERATOR ENVIRONMENT
    • 5V USB charging port
    • 12V auxiliary power connection
    • Cup holders
    • Diagnostic connection port COM3 and Ethernet
    • Delayed Engine Shutdown
    • Dome courtesy light and map lights
    • Entertainment radio ready: Speakers, Optional Antenna (AM/FM/WB/satellite radio), Radio mounting provisions and 12V power supply
    • Fire suppression ready
    • Floor mat, multi-piece & replaceable
    • Gauges and indicators panel: Critical oil and coolant temperatures; Fuel and DEF level (if applicable); Engine system, brake and transmission fault indicators; Operator selectable max. machine speed by rotary dial; Speedometer, Tachometer
    • Heated mirrors, right and left
    • Hoist, body control
    • Interactive touchscreen vehicle information display: Day/night mode; Action alarm; Quad gauge display
    • Operator and trainer air suspension seats
    • Operator Door Power Window
    • Provision for customer accessory mounting
    • Push button secure start
    • Retractable front visor
    • ROPS cab, insulated/sound suppressed
    • Stairway and walkway access, 600 mm (24 in)
    • Steering wheel, tiltable, telescopic
    • Self-filling to windshield washer fluid from AC condensate
    • Storage locations for operator gear
    • Three point seat belt for operator seat
    • Windshield wiper, intermittent control / washer
    • Unitized hydraulic powered HVAC with automatic temperature control
    • Ventilated operator seat
  • POWERTRAIN
    • 33R51 power train with standard rims
    • Cat 3512E engine: Automatic engine and DEF thermal management (if applicable); Automatic low voltage idle management; Air cleaner with precleaner (two); Turbocharging (four) with air-to-air aftercooler; Mechanical Electronic Unit Injector (MEUI™-A) fuel system; Automatic starter protection; Automatic ether starting aid
    • Hydraulic braking system: Automatic retarder control (ARC), adjustable and automatic; Brake release motor (towing); Engine over speed protection; Extended life brake disc material; Hill start assist/Anti roll back strategy; Oil-cooled, multi-disc (front and rear) — Service, retarding, parking, secondary; Park brake integrated with gear selector
    • Transmission :Six-speed, automatic power shift with Electronic Clutch Pressure Control (ECPC); Advanced Productivity Electronic Control Strategy (APECS); Body-up reverse neutralizer; Body-up shift inhibitor; Downshift/reverse shift inhibitor; Directional shift management; Enhanced Traction Control System; Programmable top gear; Oil level sensor; Neutral coast inhibitor; Neutral start switch; Lock-up torque converter; Rear axle continuous lubrication/filtration
    • Turbine air starter with air tank, air horn and automatic lubrication system
  • OTHER EQUIPMENT
    • Auxiliary "buddy" dumping quick connect
    • Auxiliary connection 'user defined shutdown'
    • Auxiliary steering quick connect (towing)
    • eOMM
    • Fast fill fuel and DEF remote fill system
    • Guards for rotating components
    • Hill Start Assist
    • Hydraulic Filters, 1,000 hours
    • Remote flash software and troubleshooting
    • Secondary steering (automatic)
    • Tie off points
    • Tow hooks (front) and tow pin (rear)
    • Sight glasses for hydraulic oils
    • S•O•S℠ ports
    • Vital Information Management System (VIMS)
  • Cat Technology Products
    • Cyber security
    • Integrated object detection system with touchscreen display
    • Tire Payload Monitoring System 2 (TPMS 2)
    • Product Link™ Elite

Optional Equipment

  • ELECTRICAL
    • Auxiliary rear work lights, (one) LH side
    • Digital Payload Display
    • LED Lighting system: Additional lighting package, Auxiliary VIMS, Body rear, Seat & park brake
    • Workshop horn
  • FLUIDS
    • Extended Life Coolant to — 50° C (— 58° F)
  • OPERATOR ENVIRONMENT
    • Emergency stop
    • Deluxe Cab: Advanced cabin filtration system; Catwalk and handrails for rear cab access; Heated, cooled and ventilated front seat; Power right side window; Suspended companion seat; Storage tray
  • POWERTRAIN
    • No air – electric starter with 93-amp hour batteries (four), electric horn and automatic lubrication system
    • Hydraulic braking system: Advanced ground control with Anti-lock Braking System (ABS) and Dynamic Stability Control (DSC)
    • Variable speed fan drive
    • Transmission: Engine pre-lubrication system; Rear axle continuous lubrication/filtration with cooler
  • OTHER EQUIPMENT
    • 2560 L (676 gal) fuel tank (non-Tier 4)
    • Bumper towing – center pin kit
    • Cold weather start (block heater)
    • Communication Ar – Minestar™ radio
    • Fire extinguisher, portable
    • Five piece crankcase guards
    • Fuel heater, fuel water separator
    • Fuel tank mud guard
    • Gauge, brake wear indicator
    • Ground accessible fluid service center, hydraulic and coolant
    • Hub odometer, kilometers
    • Powered access stairway
    • Rim Diffuser
    • Wheel chocks
    • Wireless Electronic Technician (ET)
    • Working at heights protection
  • Cat Technology Products
    • Cruise control
    • 360 degree surround view camera
    • 4G cellular/satellite dual mode
    • Connectivity bundle (includes: wireless operator ID, bluetooth key FOB to start)
    • Driver Safety System (DSS) 4.0 Ready
    • Minestar GPS
    • Minestar communication group (enables: Minestar Fleet, Aux, and Truck Spotting)
    • Oil Renewal System (ORS) (non-Tier 4)
    • Road Analysis Control (RAC)

Specs

Overview

Long Name:
785 WTR Bare Chassis
Name:
785 Bare Chassis
Brand:
Cat
Status:
Current

Engine

Engine Model
Cat® 3512E
Gross Power - SAE J1995
1600 HP / 1193 kW
Rated Net Power - SAE J1349
1509 HP / 1125 kW
Bore
6.7 in / 3573 in³
Stroke
8.5 in / 215 mm
Displacement
3573 in³ / 58.56 l
Rated Engine Speed
1650 r/min / 1650 r/min
Note
Net Power advertised is the power available at the flywheel when the engine is equipped with air intake system, exhaust system, and alternator. U.S. EPA Tier 4 Final / EU Stage V available for applicable markets.

Weights

LRC Bare Chassis Weight without Hoist
184582 lb / 83725 kg
LRC Bare Chassis Weight with Hoist
188766 lb / 85623 kg
LRC Gross Vehicle Weight (Target) without Hoist
550000 lb / 249476 kg
LRC Gross Vehicle Weight (Target) with Hoist
550000 lb / 249476 kg
HRC Bare Chassis Weight without Hoist
187068 lb / 84853 kg
HRC Bare Chassis Weight with Hoist
191253 lb / 86751 kg
HRC Gross Vehicle Weight (Target) without Hoist
550000 lb / 249476 kg
HRC Gross Vehicle Weight (Target) with Hoist
550000 lb / 249476 kg
Note
LRC model is offered for lesser regulated countries. HRC model is offered for highly regulated countries. U.S. EPA Tier 4 Final / EU Stage V available for applicable markets.

Operating Specifications

Nominal Water Tank Capacity
30000 gal (US) / 113500 l

ROPS

Tractor ROPS
231485 lb / 105000 kg

Transmission

Forward - 1
7.5 mile/h / 12.1 km/h
Forward - 2
10.2 mile/h / 16.3 km/h
Forward - 3
13.8 mile/h / 22.2 km/h
Forward - 4
18.6 mile/h / 29.9 km/h
Forward - 5
25.2 mile/h / 40.6 km/h
Forward - 6
34 mile/h / 54.8 km/h
Reverse
6.8 mile/h / 11 km/h

Brakes

Brake Surface - Front
9487 in² / 61270 cm²
Brake Surface - Rear
13908 in² / 89728 cm²

Service Refill Capacities

Fuel Tank Capacity
410 gal (US) / 1552 l
Cooling System
100 gal (US) / 379 l
Crankcase
54 gal (US) / 204 l
Differential - Final Drives
139 gal (US) / 527 l
Steering System - Including Tank
45 gal (US) / 170 l
Brake/Hoist Hydraulic Tank
135 gal (US) / 511 l
Brake Hoist System
160 gal (US) / 606 l
Torque Converter - Transmission System
46 gal (US) / 175 l

Steering

Steering Standards
ISO 5010:2007
Steer Angle
36 ° / 36 °
Turning Diameter
97.75 in / 29.8 m