Exterior View
Interior View
Flywheel Power – Tractor/Scraper

425 kW (570 hp)/216 kW (290 hp)

Emissions

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

Transmission Gear – First

3.4 mile/h

637 Coal Bowl

ABOUT THE 637

637 coal bowls are longer and higher than standard wheel tractor scraper bowls, allowing them to haul 38 m (50 yd) of low density loose coal. The bowls are designed and built to specifically deliver in coming loose coal to the stock pile and reserve stock piled coal to the feeder system.

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TAKE THE 637 FOR A SPIN

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COMPARE THE 637 TO OTHER Wheel-tractor-scrapers

Flywheel Power – Tractor/Scraper
425 kW (570 hp)/216 kW (290 hp)
Emissions
Cat® C9.3 and Cat® C18 engines meet U.S. EPA Tier 4 Final/EU Stage IV engine emission standards.
Engine Model – Tractor
Cat® C18
Engine Model – Scraper
Cat® C9.3
Rated Engine RPM – Tractor
1900r/min
Overall Width
12.93ft
Rated Engine RPM – Scraper
2150r/min
Flywheel Power – Tractor
570hp
Overall Shipping Height
13.62ft
Flywheel Power – Scraper
290hp
Scraper Capacity – Struck
41yd³
Scraper Capacity – Heaped
50yd³
Rated Load
34 472 kg (76,000 lb)/34.20 tonnes (38 tons)
Width – Cut
11.5ft
Maximum Depth of Cut
17.7in
Maximum Depth of Spread
21.1in
Top Speed – Loaded
34.7mile/h
180° Curb-to-Curb Turning Width
42.59ft
Tires – Tractor
37.25R35**E3
Tires – Scraper
37.25R35**E3
Overall Length
609.5in
Operating Weight – Empty
117782lb
Fuel Tank Refill Capacity – Scraper
370gal (US)
Transmission Gear – First
3.4mile/h
Transmission Gear – Second
6.2mile/h
Transmission Gear – Third
7.7mile/h
Transmission Gear – Fourth
10.5mile/h
Transmission Gear – Fifth
14.1mile/h
Transmission Gear – Sixth
19mile/h
Transmission Gear – Seventh
25.7mile/h
Transmission Gear – Eighth
34.7mile/h
Transmission Gear – Reverse
6.2mile/h
Steering System
ISO 5010:2007
Seat Belt
SAE J386:FEB2006
Reverse Alarm
ISO 9533:2010
Brakes
ISO 3450:2011
Rollover Protection Structure (ROPS)
ISO 3471:2008 for up to 21 282 kg (46,919 lb)
Falling Object Protective Structure (FOPS)
ISO 3449:2005 Level II
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
Real Wheels (Each)
2.37gal (US)
Crankcase – Scraper
6.5gal (US)
Crankcase – Tractor
13.7gal (US)
Transmission System – Tractor
29gal (US)
Cooling System – Tractor
19.8gal (US)
Cooling System – Scraper
16.1gal (US)
Transmission System – Scraper
12.9gal (US)
Fuel Tank
370gal (US)
Diesel Exhaust Fluid – Tractor
8gal (US)
Hydraulic System
37.5gal (US)
Diesel Exhaust Fluid – Scraper
5.8gal (US)
Bowl Lower
3.5s
Bowl Raise
3.5s
Bail Lower
2.1s
Bail Raise
1.5s
Apron Lower
3.8s
Apron Raise
4s
Ejector Retract
8.5s
Ejector Extend
8.5s
Differential
40.4gal (US)
Windshield Washer
1.3gal (US)
Final Drive – Each
8.71gal (US)
Differential
6.1gal (US)
Final Drive – Each
4.8gal (US)
Width – Overall Machine
155in
Width – Tractor
137.8in
Width – Rear Tire Centers
96.9in
Width – Inside of Bowl
134in
Width – Outside Bowl – Shipping Width
143.1in
Height – Overall Shipping
163in
Height – Top of Cab
147in
Front of Tractor to Front Axle
142.2in
Ground Clearance – Tractor
26.1in
Axle to Vertical Hitch Pin
20in
Height – Scraper Blade Maximum
21.2in
Wheel Base
376.8in
Length – Overall Machine – Standard
609.5in
Rear Axle – Rear of Machine
95.4in
Width – Outside Rear Tires
143.2in
Top Speed – Loaded
34.7mile/h
Scraper Capacity – Heaped
50yd³
  • Note
    • Standard and optional equipment may vary. Consult your Cat dealer for details.
  • Power Train – Tractor
    • 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
  • Power Train – Scraper
    • 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
  • 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)
  • Note
    • Standard and optional equipment may vary. Consult your Cat dealer for details.
  • 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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* Offer valid from October 1, 2024 through December 31, 2024 on new 313 through 317 Cat® excavators sold by participating Cat dealers to customers in the USA or Canada. Purchase must occur during offer period. Offer subject to machine availability and credit approval by Cat Financial. Not all customers will qualify. Offer may change without prior notice and cannot be combined with any other offers. Additional terms and conditions may apply.

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