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631K Wheel Tractor-Scraper

Quick loading, high travel speeds and the ability to load and dump on the run yield fast cycle times, allowing Cat Wheel Tractor-Scrapers to consistently deliver high productivity at the lowest cost per ton.

CONTENT COMING SOON
CONTENT COMING SOON

Please call for rates.

Tractor Engine

Flywheel Power - Tractor/Scraper 570HP

Scraper Bowl

Scraper Capacity - Heaped 34yd³

Transmission

Top Speed - Loaded 34.7mile/h

Dimensions

Front of Tractor to Front Axle 142.2in
Axle to Vertical Hitch Pin 20in
Wheel Base 346.8in
Rear Axle - Rear of Machine 108in
Height - Scraper Blade Maximum 20in
Ground Clearance - Tractor 26.1in
Length - Overall Machine - Standard 597in
Length - Maximum (Push-Pull) 655.1in
Width - Tractor 137.8in
Height - Top of Cab 147in
Width - Rear Tire Centers 96.9in
Width - Overall Machine 155in
Width - Outside Rear Tires 143.2in
Width - Inside of Bowl 134in
Height - Overall Shipping 153.2in

Safety Criteria Compliance Standards

Reverse Alarm ISO 9533:2010
Seat Belt SAE J386:FEB2006
Falling Object Protective Structure (FOPS) ISO 3449:2005 Level II
Brakes ISO 3450:2011
Rollover Protection Structure (ROPS) ISO 3471:2008 for up to 21 282 kg (46,919 lb)
Steering System ISO 5010:2007

Travel Speeds - Runout

Transmission Gear - Sixth 19mile/h
Transmission Gear - Seventh 25.7mile/h
Transmission Gear - Reverse 6.2mile/h
Transmission Gear - Fourth 10.5mile/h
Transmission Gear - Eighth 34.7mile/h
Transmission Gear - First 3.4mile/h
Transmission Gear - Fifth 14.1mile/h
Transmission Gear - Third 7.7mile/h
Transmission Gear - Second 6.2mile/h

Implement Cycle Times

Bowl Lower 3.5s
Bowl Raise 3.5s
Bail Raise 1.5s
Ejector Retract 8.5s
Bail Lower 2.1s
Apron Lower 3.8s
Ejector Extend 8.5s
Apron Raise 4s

General

Tires - Scraper 37.25R35**E3
Rated Load 37 200 kg (82,200 lb); 37.2 tonnes (41.1 tons)
Scraper Capacity - Struck 24yd³
Tires - Tractor 37.25R35**E3
Maximum Depth of Cut 17.7in
Width - Cut 11.5ft
Scraper Capacity - Heaped 34yd³
Overall Width 12.93ft
Top Speed - Loaded 34.7mile/h
Fuel Tank Refill Capacity - Scraper 231gal (US)
Overall Shipping Height 12.75ft
180° Curb-to-Curb Turning Width 40.12ft
Maximum Depth of Spread 21.1in

Engine

Flywheel Power - Tractor 570HP
Rated Engine RPM - Tractor 1900r/min
Engine Model - Tractor Cat C18
Emissions Cat C18 engine meets U.S. EPA Tier 4 Final/EU Stage IV emission standards.

Service Refill Capacities

Fuel Tank 231gal (US)
Hydraulic System 37.5gal (US)
Diesel Exhaust Fluid (DEF) 8gal (US)
Cooling System 19.8gal (US)
Crankcase - Tractor 13.7gal (US)
Transmission System 29gal (US)

Non Push-Pull

Overall Length 49.34ft
Operating Weight - Empty 102750lb

Push-Pull

Overall Length - With Bail Down 54.59ft
Operating Weight - Empty 106430lb

Cab

ROPS/FOPS ROPS/FOPS meet “ISO Standards.”
Exterior Sound Level The exterior sound power level for the standard machine (ISO 6393) is 111.5 dB(A).

Standard Equipment

  • Note
    • Standard and optional equipment may vary. Consult your Cat dealer for details.
  • Power Train – Tractor
    • Cat C18
    • Compression engine brake
    • Electric start, 24V
    • Air cleaner, dry type with precleaner
    • Fan, hydraulic
    • Ground level engine shutdown
    • Radiator, aluminum unit core, 9 fins per inch
    • Guard, crankcase
    • Starting aid, ether
    • Braking system:
      • Primary and secondary, wet disc, hydraulic
      • Parking, hydraulic-released, spring-applied
      • Throttle lock
    • Transmission:
      • 8-speed planetary power shift
      • ECPC control
      • APECS software
      • Programmable top gear selection
      • Transmission hold
      • Differential lock
      • Guard, power train
      • Standard tire spin reduction
      • Ground speed control
      • Machine speed limit
      • Differential lock protection
  • Power Train – Scraper
    • Braking system:
      • Primary and secondary, dry caliper, hydraulic actuated
  • Electrical – Tractor
    • Alternator, 150 Amp
    • Batteries (4), 12V, 1,000 CCA, maintenance free, high output
    • Electrical system, 24V
    • Lighting system:
      • Headlights, LED
      • Turn signals with hazard function, LED floodlights, (2) cutting edge (1) bowl, halogen side vision (2)
    • Starting/charging receptacle
  • Electrical – Scraper
    • Alarm, backup
    • Lighting system:
      • Brake lights, LED
      • Turn signals with hazard function, LED
  • Operator Environment – Tractor
    • HVAC system, heat, AC, defrost
    • Thermostat control of HVAC system
    • Coat hook
    • Lunchbox platform with holding strap
    • Diagnostic connection (2)
    • 12V power ports (2)
    • Differential lock (1)
    • Dome courtesy light
    • Horn, electric
    • T-Handle implement control
    • Mirror, rearview
    • Radio ready
    • ROPS/FOPS cab, pressurized
    • Keypad switches:
      • Throttle lock
      • Wipers/washers
      • Hazard lights
      • Retarding level select
      • Work lights on, off
      • Information mode on Messenger Display
    • Safety tab rocker switches
    • Seat belt, static two-piece
    • Seat, Cat Advanced Ride Management (ARM), Cat Comfort Series 3, rotates 30 degrees
    • Steering wheel, tilt, telescoping, padded
    • Windows, right side emergency egress
    • Windows, sliding
    • Windows, laminated, zipped in
    • Windshield wipers, front and rear windows, includes washers
    • Door lock
    • Messenger Display
    • Gauges, warnings include:
      • Coolant temperature
      • Engine oil temperature
      • Hydraulic oil temperature
      • Diesel Particulate Filter (DPF) temperature
      • Fuel level
      • Park brake
      • Implement lockout
      • Brake system
      • Regeneration required
      • Throttle lock
      • System voltage
      • Secondary steering
      • Bail down
      • Ejector auto
      • Differential lock
      • Apron float
      • Transmission hold
      • Cushion hitch
      • High beam lights
      • Action lamp
      • Engine speed, rpm
      • Gear selection
      • DEF fill levels
  • Fluids
    • Extended Life Coolant to –37° C (–34° F)
  • Other Standard Equipment – Tractor
    • Advanced cushion hitch
    • Accumulators (cushion hitch) with Canadian Registration Number (CRN)
    • Fast oil change
    • Fenders, non-metallic
    • Heater, engine coolant 120V
    • Rims (2)
    • Tow hooks, front
    • Vandalism locks
    • Heater, engine coolant 120V
    • Steering locks
  • Other Standard Equipment – Scraper
    • Bowl:
      • 18.3 m3 (24 yd3), struck
      • 26 m3 (34 yd3), heaped
    • Vandalism locks
    • Rims (2)
    • Hydraulic position sensing cylinders (bowl lift and apron)

Optional Equipment

  • Note
    • Standard and optional equipment may vary. Consult your Cat dealer for details.
  • Steering Arrangements
    • Secondary Steering Arrangement
  • Integrated Technologies
    • Sequence Assist Arrangement with Payload Estimator
    • Load Assist
    • Cat Grade Control with Load Assist
    • Advanced Tire Spin Reduction
  • Other Attachments
    • Camera arrangement – Work Area Vision System (WAVS)
    • Cab beacon
    • Air horn
    • Air horn and beacon
    • Fender, scraper
    • Guard, overflow
    • Wiring group
    • Push Pull
  • Service Instructions
    • Film arrangement – U.S. (ANSI)
    • Film arrangement – International (ISO)

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