637K Wheel Tractor-Scraper

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 Machine90.2in

Width - Inside of Bowl134in

Height - Scraper Blade Maximum20in

Length - Overall Machine - Standard597in

Height - Overall Shipping163.2in

Width - Outside Rear Tires143.2in

Length - Maximum (Push-Pull)655.1in

Extended Push Block (Push-Pull)108in

Width - Rear Tire Centers96.9in

Width - Overall Machine155in

Width - Tractor137.8in

Height - Top of Cab147in

Ground Clearance - Tractor26.1in

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

Fuel Tank Refill Capacity - Scraper370gal (US)

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

Overall Shipping Height13.62ft

Overall Width12.93ft

Top Speed - Loaded34.7mile/h

Scraper Capacity - Heaped34yd³

Width - Cut11.5ft

Maximum Depth of Cut17.7in

Tires - Scraper37.25R35**E3

Maximum Depth of Spread21.1in

Scraper Capacity - Struck24yd³

Tires - Tractor37.25R35**E3

Rated Engine RPM - Tractor1900r/min

Rated Engine RPM - Scraper2150r/min

Flywheel Power - Scraper290HP

Engine Model - ScraperCat C9.3

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

Flywheel Power - Tractor570HP

Engine Model - TractorCat C18

Crankcase - Tractor13.7gal (US)

Crankcase - Scraper6.5gal (US)

Transmission System - Tractor29gal (US)

Hydraulic System37.5gal (US)

Diesel Exhaust Fluid - Scraper5.8gal (US)

Diesel Exhaust Fluid - Tractor8gal (US)

Fuel Tank370gal (US)

Transmission System - Scraper12.9gal (US)

Cooling System - Scraper16.1gal (US)

Cooling System - Tractor19.8gal (US)

Overall Length49.34ft

Operating Weight - Empty114950lb

Overall Length - With Bail Down54.59ft

Operating Weight - Empty119060lb

ROPS/FOPSROPS/FOPS meet “ISO Standards.”

Exterior Sound LevelThe exterior sound power level for the standard machine (ISO 6393) is 116 dB(A).

Seat BeltSAE J386:FEB2006

Reverse AlarmISO 9533:2010

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

BrakesISO 3450:2011

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

Steering SystemISO 5010:2007

Transmission Gear - Third7.7mile/h

Transmission Gear - Reverse6.2mile/h

Transmission Gear - First3.4mile/h

Transmission Gear - Seventh25.7mile/h

Transmission Gear - Fifth14.1mile/h

Transmission Gear - Eighth34.7mile/h

Transmission Gear - Fourth10.5mile/h

Transmission Gear - Second6.2mile/h

Transmission Gear - Sixth19mile/h

Bail Lower2.1s

Ejector Extend8.5s

Apron Lower3.8s

Bowl Raise3.5s

Bowl Lower3.5s

Apron Raise4s

Bail Raise1.5s

Ejector Retract8.5s

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 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

Standard

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

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

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

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

Scraper fenders

Overflow guard

Fast oil change

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

Wiring group

Push Pull

Optional

Film arrangement – U.S. (ANSI)

Film arrangement – International (ISO)