637K (TIER 4 FINAL/STAGE IV)

Heavy Equipment

637K (TIER 4 FINAL/STAGE IV)

Scraper Capacity - Heaped
50 yd³ / 38 m³
Top Speed - Loaded
34.7 mile/h / 55.8 km/h
Axle to Vertical Hitch Pin
20 in / 509 mm

637K

Engine
Flywheel Power - Tractor/Scraper 425 kW (570 hp)/216 kW (290 hp)
Operating Specifications
Scraper Capacity - Heaped 50 yd³ / 38 m³
Top Speed - Loaded 34.7 mile/h / 55.8 km/h
Cab
Exterior Sound Power Level The exterior sound power level for the standard machine (ISO 6393:2008) is 118 dB(A).
ROPS/FOPS Meet ISO standards
Dimensions
Axle to Vertical Hitch Pin 20 in / 509 mm
Front of Tractor to Front Axle 142.2 in / 3612 mm
Ground Clearance - Tractor 26.1 in / 664 mm
Height - Overall Shipping 163 in / 4140 mm
Height - Scraper Blade Maximum 21.2 in / 538 mm
Height - Top of Cab 147 in / 3733 mm
Length - Overall Machine - Standard 609.5 in / 15480 mm
Rear Axle - Rear of Machine 95.4 in / 2424 mm
Width - Inside of Bowl 134 in / 3404 mm
Width - Outside Rear Tires 143.2 in / 3636 mm
Width - Overall Machine 155 in / 3937 mm
Width - Rear Tire Centers 96.9 in / 2462 mm
Width - Tractor 137.8 in / 3499 mm
Wheel Base 377 in / 9576 mm
General
180° Curb-to-Curb Turning Width 42.59 ft / 12.98 m
Emissions Cat C9.3 ACERT and Cat C18 ACERT engines meet U.S. EPA Tier 4 Final/EU Stage IV engine emission standards.
Engine Model - Scraper Cat C9.3 ACERT
Engine Model - Tractor Cat C18 ACERT™
Flywheel Power - Scraper 290 HP / 216 kW
Flywheel Power - Tractor 570 HP / 425 kW
Fuel Tank Refill Capacity - Scraper 370 gal (US) / 1400 l
Maximum Depth of Cut 17.7 in / 450 mm
Maximum Depth of Spread 21.1 in / 535 mm
Operating Weight - Empty 117782 lb / 52425 kg
Overall Length 609.5 in / 15480 mm
Overall Shipping Height 13.62 ft / 4.15 m
Overall Width 12.93 ft / 3.94 m
Rated Engine RPM - Scraper 2150 r/min
Rated Engine RPM - Tractor 1900 r/min
Rated Load 34 472 kg (76,000 lb)/34.20 tonnes (38 tons)
Scraper Capacity - Heaped 50 yd³ / 38 m³
Scraper Capacity - Struck 41 yd³ / 31 m³
Tires - Scraper 37.25R35**E3
Tires - Tractor 37.25R35**E3
Top Speed - Loaded 34.7 mile/h / 55.8 km/h
Width - Cut 11.5 ft / 3.51 m
Implement Cycle Times
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
Safety Criteria Compliance Standards
Brakes ISO 3450:2011
Falling Object Protective Structure (FOPS) ISO 3449:2005 Level II
Reverse Alarm ISO 9533:2010
Rollover Protection Structure (ROPS) ISO 3471:2008 for up to 21 282 kg (46,919 lb)
Seat Belt SAE J386:FEB2006
Steering System ISO 5010:2007
Service Refill Capacities
Cooling System - Scraper 16.1 gal (US) / 61 l
Cooling System - Tractor 19.8 gal (US) / 75 l
Crankcase - Scraper 6.5 gal (US) / 24.5 l
Crankcase - Tractor 13.7 gal (US) / 52 l
Diesel Exhaust Fluid - Scraper 5.8 gal (US) / 22 l
Diesel Exhaust Fluid - Tractor 8 gal (US) / 30.5 l
Fuel Tank 370 gal (US) / 1400 l
Hydraulic System 37.5 gal (US) / 142 l
Transmission System - Scraper 12.9 gal (US) / 49 l
Transmission System - Tractor 29 gal (US) / 110 l
Travel Speeds - Runout
Transmission Gear - Eighth 34.7 mile/h / 55.8 km/h
Transmission Gear - Fifth 14.1 mile/h / 22.7 km/h
Transmission Gear - First 3.4 mile/h / 5.5 km/h
Transmission Gear - Fourth 10.5 mile/h / 16.9 km/h
Transmission Gear - Reverse 6.2 mile/h / 9.9 km/h
Transmission Gear - Second 6.2 mile/h / 10 km/h
Transmission Gear - Seventh 25.7 mile/h / 41.95 km/h
Transmission Gear - Sixth 19 mile/h / 30.6 km/h
Transmission Gear - Third 7.7 mile/h / 12.4 km/h

Standard Equipment

  • POWER TRAIN – TRACTOR
    • Cat C18 ACERT engine with MEUI™
    • 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 actuated
      • 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
    • Cat C9.3 ACERT engine
      • High pressure common rail fuel
      • Constant lift engine brake
    • Electric start, 24V
    • Air cleaner, dry type with precleaner
    • Fan, mechanical driven
    • Ground level engine shutdown
    • Radiator, aluminum unit core, 9 fins per inch
    • Starting aid, either
    • Braking system:
      • Primary and secondary, dry caliper, hydraulic actuated
    • Transmission:
      • 4-speed (torque converter drive)
      • Planetary power shift
  • 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
    • Batteries (4) 12V, 1,000 CAA, maintenance free, high output
    • Alternator, 65 Amp
    • Electrical system, 24V
    • 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
      • Fuel level
      • Park brake
      • Implement lockout
      • Brake system
      • 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
  • 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
    • Coal Bowl
      • 31 m3 (41 yd3), struck
      • 38 m3 (50 yd3), heaped
    • Vandalism locks
    • Scraper fenders
    • Fast oil change
    • Rims (2)
    • Hydraulic position sensing cylinders (bowl lift and apron)

Optional Equipment

  • STEERING ARRANGEMENTS
    • Secondary Steering Arrangement
  • INTEGRATED TECHNOLOGIES
    • Sequence Assist Arrangement
    • Advanced Tire Spin Reduction
  • OTHER ATTACHMENTS
    • Camera arrangement – WAVS
    • Cab beacon
    • Air horn
    • Air horn and beacon
    • Wiring group
  • SERVICE INSTRUCTIONS
    • Film arrangement – U.S. (ANSI)
    • Film arrangement – International (ISO)
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