Open Bowl Scrapers:

637K Wheel Tractor-Scraper

637K Open Bowl Scraper
    Scraper Capacity: Heaped
    34 yd3
    Top Speed (Loaded)
    34.7 mph
    Width – Overall Machine
    155 in
    Width – Tractor
    137.8 in


    Product Specs

    • Scraper Bowl

    • Scraper Capacity: Heaped
      34yd3
      Scraper Capacity - Heaped
      34yd³
    • Transmission

    • Top Speed (Loaded)
      34.7mph
      Top Speed - Loaded
      34.7mile/h
    • Dimensions

    • Width – Overall Machine
      155in
      Width – Tractor
      137.8in
      Width – Inside of Bowl
      134in
      Width – Outside Rear Tires
      143.2in
      Height – Overall Shipping
      163.2in
      Height – Top of Cab
      147in
      Ground Clearance – Tractor
      26.1in
      Front of Tractor to Front Axle
      142.2in
      Axle to Vertical Hitch Pin
      20in
      Height – Scraper Blade Maximum
      20in
      Wheelbase
      346.8in
      Rear Axle to Rear of Machine
      90.2in
      Length – Overall Machine (Standard)
      597in
      Width – Rear Tire Centers
      96.9in
      Wheel Base
      346.8in
      Rear Axle - Rear of Machine
      90.2in
      Ground Clearance - Tractor
      26.1in
      Height - Overall Shipping
      163.2in
      Height - Scraper Blade Maximum
      20in
      Height - Top of Cab
      147in
      Length - Overall Machine - Standard
      597in
      Width - Inside of Bowl
      134in
      Width - Outside Rear Tires
      143.2in
      Width - Overall Machine
      155in
      Width - Rear Tire Centers
      96.9in
      Width - Tractor
      137.8in
      Length - Maximum (Push-Pull)
      655.1in
      Extended Push Block (Push-Pull)
      108in
      Front of Tractor to Front Axle
      142.2in
      Axle to Vertical Hitch Pin
      20in
    • Engine

    • Flywheel Power: Tractor
      570hp
      Emissions
      Cat C9.3 ACERT and C18 ACERT engines meet U.S. EPA Tier 4 Final/EU Stage IV emission standards.
      Engine Model - Scraper
      Cat C9.3 ACERT
      Engine Model - Tractor
      Cat C18 ACERT™
      Flywheel Power - Scraper
      290HP
      Rated Engine RPM - Scraper
      2150r/min
      Rated Engine RPM - Tractor
      1900r/min
      Emissions
      Cat C9.3 ACERT and C18 ACERT engines meet U.S. EPA Tier 4 Final/EU Stage IV emission standards.
      Flywheel Power - Tractor
      570HP
    • Travel Speeds (Runout)

    • Transmission Gear: Eighth
      34.7mph
      Transmission Gear: Fifth
      14.1mph
      Transmission Gear: First
      3.4mph
      Transmission Gear: Fourth
      10.5mph
      Transmission Gear: Reverse
      6.2mph
      Transmission Gear: Second
      6.2mph
      Transmission Gear: Seventh
      25.7mph
      Transmission Gear: Sixth
      19.0mph
      Transmission Gear: Third
      7.7mph
    • General Data

    • 180° Curb-to-Curb Turning Width
      40.12ft
      Fuel Tank Refill Capacity: Scraper
      370gal
      Maximum Depth of Cut
      17.7in
      Maximum Depth of Spread
      21.1in
      Overall Shipping Height
      13.62ft
      Overall Width
      12.93ft
      Rated Load
      37 200 kg (82,200 lb); 37.2 tonnes (41.1 tons)
      Scraper Capacity: Heaped
      34yd3
      Scraper Capacity: Struck
      24yd3
      Tires: Scraper
      37.25R35**E3
      Tires: Tractor
      37.25R35**E3
      Top Speed (Loaded)
      34.7mph
      Width of Cut
      11.50ft
    • Cab

    • Exterior Sound Level
      The exterior sound power level for the standard machine (ISO 6393) is 116 dB(A).
      ROPS/FOPS
      ROPS/FOPS meet “ISO Standards.”
      Exterior Sound Level
      The exterior sound power level for the standard machine (ISO 6393) is 116 dB(A).
      ROPS/FOPS
      ROPS/FOPS meet “ISO Standards.”
    • Implement Cycle Times

    • Apron Lower
      3.8seconds
      Apron Raise
      4.0seconds
      Bail Lower
      2.1seconds
      Bail Raise
      1.5seconds
      Bowl Lower
      3.5seconds
      Bowl Raise
      3.5seconds
      Ejector Extend
      8.5seconds
      Ejector Retract
      8.5seconds
      Apron Lower
      3.8s
      Apron Raise
      4s
      Bail Lower
      2.1s
      Bail Raise
      1.5s
      Bowl Lower
      3.5s
      Bowl Raise
      3.5s
      Ejector Extend
      8.5s
      Ejector Retract
      8.5s
    • Service Refill Capacities

    • Cooling System: Scraper
      16.1gal
      Cooling System: Tractor
      19.8gal
      Crankcase: Scraper
      6.5gal
      Crankcase: Tractor
      13.7gal
      Diesel Exhaust Fluid: Scraper
      5.8gal
      Diesel Exhaust Fluid: Tractor
      8gal
      Fuel Tank
      370gal
      Hydraulic System
      37.5gal
      Transmission System: Scraper
      12.9gal
      Transmission System: Tractor
      29gal
      Cooling System - Scraper
      16.1gal (US)
      Cooling System - Tractor
      19.8gal (US)
      Crankcase - Scraper
      6.5gal (US)
      Crankcase - Tractor
      13.7gal (US)
      Diesel Exhaust Fluid - Scraper
      5.8gal (US)
      Diesel Exhaust Fluid - Tractor
      8gal (US)
      Fuel Tank
      370gal (US)
      Hydraulic System
      37.5gal (US)
      Transmission System - Scraper
      12.9gal (US)
      Transmission System - Tractor
      29gal (US)
    • 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
      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
    • Travel Speeds - Runout

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

    • Flywheel Power - Tractor/Scraper
      570HP
    • Push-Pull

    • Operating Weight - Empty
      119060lb
      Overall Length - With Bail Down
      54.59ft
    • Non Push-Pull

    • Operating Weight - Empty
      114950lb
      Overall Length
      49.34ft
    • General

    • 180° Curb-to-Curb Turning Width
      40.12ft
      Fuel Tank Refill Capacity - Scraper
      370gal (US)
      Maximum Depth of Cut
      17.7in
      Maximum Depth of Spread
      21.1in
      Overall Shipping Height
      13.62ft
      Overall Width
      12.93ft
      Rated Load
      37 200 kg (82,200 lb); 37.2 tonnes (41.1 tons)
      Scraper Capacity - Heaped
      34yd³
      Scraper Capacity - Struck
      24yd³
      Tires - Scraper
      37.25R35**E3
      Tires - Tractor
      37.25R35**E3
      Top Speed - Loaded
      34.7mile/h
      Width - Cut
      11.5ft

    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 CCA, 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
        • 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
      • Scraper fenders
      • Overflow guard
      • Fast oil change
      • Rims (2)
      • Hydraulic position sensing cylinders (bowl lift and apron)
    • 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
      • Wiring group
      • Push Pull
    • Service Instructions
      • Film arrangement – U.S. (ANSI)
      • Film arrangement – International (ISO)

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