631K Wheel Tractor-Scraper

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.

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Flywheel Power - Tractor/Scraper570HP

Scraper Capacity - Heaped34yd³

Top Speed - Loaded34.7mile/h

Front of Tractor to Front Axle142.2in

Axle to Vertical Hitch Pin20in

Wheel Base346.8in

Rear Axle - Rear of Machine108in

Height - Scraper Blade Maximum20in

Ground Clearance - Tractor26.1in

Length - Overall Machine - Standard597in

Length - Maximum (Push-Pull)655.1in

Width - Tractor137.8in

Height - Top of Cab147in

Width - Rear Tire Centers96.9in

Width - Overall Machine155in

Width - Outside Rear Tires143.2in

Width - Inside of Bowl134in

Height - Overall Shipping153.2in

Tires - Scraper37.25R35**E3

Rated Load37 200 kg (82,200 lb); 37.2 tonnes (41.1 tons)

Scraper Capacity - Struck24yd³

Tires - Tractor37.25R35**E3

Maximum Depth of Cut17.7in

Width - Cut11.5ft

Scraper Capacity - Heaped34yd³

Overall Width12.93ft

Top Speed - Loaded34.7mile/h

Fuel Tank Refill Capacity - Scraper231gal (US)

Overall Shipping Height12.75ft

180° Curb-to-Curb Turning Width40.12ft

Maximum Depth of Spread21.1in

Flywheel Power - Tractor570HP

Rated Engine RPM - Tractor1900r/min

Engine Model - TractorCat C18

EmissionsCat C18 engine meets U.S. EPA Tier 4 Final/EU Stage IV emission standards.

Fuel Tank231gal (US)

Hydraulic System37.5gal (US)

Diesel Exhaust Fluid (DEF)8gal (US)

Cooling System19.8gal (US)

Crankcase - Tractor13.7gal (US)

Transmission System29gal (US)

Overall Length49.34ft

Operating Weight - Empty102750lb

Overall Length - With Bail Down54.59ft

Operating Weight - Empty106430lb

ROPS/FOPSROPS/FOPS meet “ISO Standards.”

Exterior Sound LevelThe exterior sound power level for the standard machine (ISO 6393) is 111.5 dB(A).

Steering SystemISO 5010:2007

Reverse AlarmISO 9533:2010

Seat BeltSAE J386:FEB2006

Falling Object Protective Structure (FOPS)ISO 3449:2005 Level II

BrakesISO 3450:2011

Rollover Protection Structure (ROPS)ISO 3471:2008 for up to 21 282 kg (46,919 lb)

Transmission Gear - Sixth19mile/h

Transmission Gear - Seventh25.7mile/h

Transmission Gear - Reverse6.2mile/h

Transmission Gear - Fourth10.5mile/h

Transmission Gear - Eighth34.7mile/h

Transmission Gear - First3.4mile/h

Transmission Gear - Fifth14.1mile/h

Transmission Gear - Third7.7mile/h

Transmission Gear - Second6.2mile/h

Bowl Lower3.5s

Bowl Raise3.5s

Bail Raise1.5s

Ejector Retract8.5s

Bail Lower2.1s

Apron Lower3.8s

Ejector Extend8.5s

Apron Raise4s

Standard

Standard and optional equipment may vary. Consult your Cat dealer for details.

Optional

Standard and optional equipment may vary. Consult your Cat dealer for details.

Standard

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

Standard

Braking system:

  • Primary and secondary, dry caliper, hydraulic actuated

Standard

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

Standard

Alarm, backup

Lighting system:

  • Brake lights, LED
  • Turn signals with hazard function, LED

Standard

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

Standard

Extended Life Coolant to –37° C (–34° F)

Standard

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

Standard

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

Secondary Steering Arrangement

Optional

Sequence Assist Arrangement with Payload Estimator

Load Assist

Cat Grade Control with Load Assist

Advanced Tire Spin Reduction

Optional

Camera arrangement – Work Area Vision System (WAVS)

Cab beacon

Air horn

Air horn and beacon

Fender, scraper

Guard, overflow

Wiring group

Push Pull

Optional

Film arrangement – U.S. (ANSI)

Film arrangement – International (ISO)

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