Piscataway Campus
732-885-5555
Bensalem Campus
877-726-7663

Open Bowl Scrapers

631K Wheel Tractor-Scraper

  • 180
    40.12 ft
  • Fuel Tank Refill Capacity
    231 gal
  • Maximum Depth of Cut
    17.7 in
  • Maximum Depth of Spread
    21.1 in
General Data
180
40.12 ft
Fuel Tank Refill Capacity
231 gal
Maximum Depth of Cut
17.7 in
Maximum Depth of Spread
21.1 in
Overall Shipping Height
12.75 ft
Overall Width
12.93 ft
Rated Load
37 200 kg (82,200 lb); 37.2 tonnes (41.1 tons)
Scraper Capacity
34 yd3
Scraper Capacity
24 yd3
Tires
37.25R35**E3
Tires
37.25R35**E3
Top Speed
34.7 mph
Width of Cut
11.50 ft
General
180
40.12 ft
Fuel Tank Refill Capacity
231 gal (US)
Maximum Depth of Cut
17.7 in
Maximum Depth of Spread
21.1 in
Overall Shipping Height
12.75 ft
Overall Width
12.93 ft
Rated Load
37 200 kg (82,200 lb); 37.2 tonnes (41.1 tons)
Scraper Capacity
34 yd³
Scraper Capacity
24 yd³
Tires
37.25R35**E3
Tires
37.25R35**E3
Top Speed
34.7 mile/h
Width
11.5 ft
Engine
Flywheel Power
570 hp
Emissions
Cat C18 ACERT engine meets U.S. EPA Tier 4 Final/EU Stage IV emission standards.
Engine Model
Cat C18
Rated Engine RPM
1900 r/min
Emissions
Cat C18 engine meets U.S. EPA Tier 4 Final/EU Stage IV emission standards.
Flywheel Power
570 HP
Tractor Engine
Flywheel Power
570 HP
Scraper Bowl
Scraper Capacity
34 yd3
Scraper Capacity
34 yd³
Transmission
Top Speed
34.7 mph
Top Speed
34.7 mile/h
Service Refill Capacities
Cooling System
19.8 gal
Crankcase
13.7 gal
Diesel Exhaust Fluid
8 gal
Fuel Tank
231 gal
Hydraulic System
37.5 gal
Transmission System
29 gal
Cooling System
19.8 gal (US)
Crankcase
13.7 gal (US)
Diesel Exhaust Fluid
8 gal (US)
Fuel Tank
231 gal (US)
Hydraulic System
37.5 gal (US)
Transmission System
29 gal (US)
Dimensions
Front of Tractor to Front Axle
142.2 in
Front of Tractor to Front Axle
142.2 in
Axle to Vertical Hitch Pin
20 in
Axle to Vertical Hitch Pin
20 in
Wheelbase
346.8 in
Wheel Base
346.8 ft
Rear Axle to Rear of Machine
108 in
Rear Axle
108 in
Width
155 in
Width
137.8 in
Width
134 in
Width
143.2 in
Height
153.2 in
Height
147 in
Ground Clearance
26.1 in
Height
20 in
Length
597 in
Width
96.9 in
Length
655.1 in
Ground Clearance
26.1 in
Height
153.2 in
Height
20 in
Height
147 in
Length
597 in
Width
134 in
Width
143.2 in
Width
155 in
Width
96.9 in
Width
137.8 in
Non Push-Pull
Operating Weight
102750 lb
Overall Length
49.34 ft
Push-Pull
Operating Weight
106430 lb
Overall Length
54.59 ft
Cab
Exterior Sound Level
The exterior sound power level for the standard machine (ISO 6393) is 111.5 dB(A).
ROPS
ROPS/FOPS meet “ISO Standards.”
Exterior Sound Level
The exterior sound power level for the standard machine (ISO 6393) is 111.5 dB(A).
ROPS
ROPS/FOPS meet “ISO Standards.”
Safety Criteria Compliance Standards
Brakes
ISO 3450:2011
Falling Object Protective Structure
ISO 3449:2005 Level II
Reverse Alarm
ISO 9533:2010
Rollover Protection Structure
ISO 3471:2008 for up to 21 282 kg (46,919 lb)
Seat Belt
SAE J386:FEB2006
Steering System
ISO 5010:2007
Brakes
ISO 3450:2011
Falling Object Protective Structure
ISO 3449:2005 Level II
Reverse Alarm
ISO 9533:2010
Rollover Protection Structure
ISO 3471:2008 for up to 21 282 kg (46,919 lb)
Seat Belt
SAE J386:FEB2006
Steering System
ISO 5010:2007
Travel Speeds (Runout)
Transmission Gear
34.7 mph
Transmission Gear
14.1 mph
Transmission Gear
3.4 mph
Transmission Gear
10.5 mph
Transmission Gear
6.2 mph
Transmission Gear
6.2 mph
Transmission Gear
25.7 mph
Transmission Gear
19.0 mph
Transmission Gear
7.7 mph
Travel Speeds - Runout
Transmission Gear
34.7 mile/h
Transmission Gear
14.1 mile/h
Transmission Gear
3.4 mile/h
Transmission Gear
10.5 mile/h
Transmission Gear
6.2 mile/h
Transmission Gear
6.2 mile/h
Transmission Gear
25.7 mile/h
Transmission Gear
19 mile/h
Transmission Gear
7.7 mile/h
Implement Cycle Times
Apron Lower
3.8 seconds
Apron Raise
4.0 seconds
Bail Lower
2.1 seconds
Bail Raise
1.5 seconds
Bowl Lower
3.5 seconds
Bowl Raise
3.5 seconds
Ejector Extend
8.5 seconds
Ejector Retract
8.5 seconds
Apron Lower
3.8 s
Apron Raise
4 s
Bail Lower
2.1 s
Bail Raise
1.5 s
Bowl Lower
3.5 s
Bowl Raise
3.5 s
Ejector Extend
8.5 s
Ejector Retract
8.5 s
  • 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)
  • 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)