637 Wheel Tractor-Scraper

637 Wheel Tractor-Scraper

Cat’s 637 Wheel Tractor-Scraper is engineered to conquer challenges operators face worldwide. With its strength and durability, it works in some of the most difficult conditions and materials one can find.

  • Flywheel Power - Tractor/Scraper 570 hp

  • Scraper Capacity - Heaped 34 yd³

  • Top Speed - Loaded 34.7 mile/h

  • Front of Tractor to Front Axle 142.2 in

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Product Specifications

Specifications

Tractor Engine

  • Flywheel Power - Tractor/Scraper 570hp

Scraper Bowl

  • Scraper Capacity - Heaped 34yd³

Transmission

  • Top Speed - Loaded 34.7mile/h

Dimensions

  • Axle to Vertical Hitch Pin 20in

  • Extended Push Block (Push-Pull) 108in

  • Front of Tractor to Front Axle 142.2in

  • Ground Clearance - Tractor 26.1in

  • Height - Overall Shipping 163.2in

  • Height - Scraper Blade Maximum 20in

  • Height - Top of Cab 147in

  • Length - Maximum (Push-Pull) 655.1in

  • Length - Overall Machine - Standard 597in

  • Rear Axle - Rear of Machine 90.2in

  • Wheel Base 346.8in

  • 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

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

Engine

  • Emissions Cat C9.3 and C18 engines meet U.S. EPA Tier 4 Final/EU Stage IV emission standards.

  • Engine Model - Scraper Cat C9.3

  • Engine Model - Tractor Cat C18

  • Flywheel Power - Scraper 290hp

  • Flywheel Power - Tractor 570hp

  • Rated Engine RPM - Scraper 2150r/min

  • Rated Engine RPM - Tractor 1900r/min

Service Refill Capacities

  • 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)

Non Push-Pull

  • Operating Weight - Empty 114950lb

  • Overall Length 49.34ft

Push-Pull

  • Operating Weight - Empty 119060lb

  • Overall Length - With Bail Down 54.59ft

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.”

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

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

Implement Cycle Times

  • 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

Features

Equipment

Standard Equipment

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

  • Cat C18 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

  • Cat C9.3 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

  • 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

  • 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

  • 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

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

  • 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

  • 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)

Optional Equipment

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

  • Secondary Steering Arrangement

  • Sequence Assist Arrangement with Payload Estimator

  • Load Assist

  • Cat Grade Control with Load Assist

  • Advanced Tire Spin Reduction

  • Camera arrangement – Work Area Vision System (WAVS)

  • Cab beacon

  • Air horn

  • Air horn and beacon

  • Wiring group

  • Push Pull

  • Film arrangement – U.S. (ANSI)

  • Film arrangement – International (ISO)