637G Wheel Tractor Scraper

637G 2005

637G Wheel Tractor Scraper

Quick loading, high travel speeds and the ability to load and dump on the run yield fast cycle times, allowing Caterpillar Wheel Tractor-Scrapers to consistently deliver high productivity at the lowest cost per ton.

Benefits & Features

Product Specs

Tractor Engine

Flywheel Power: Tractor/Scraper
373 kW (500 hp) / 211 kW (283 hp)
Net Power
345 kW (462 hp) / 373 kW (500 hp)
Gross Power - Gears 1-2
488.0hp
Gross Power - Gears 3-8
526.0hp
Net Power - Gears 1-2
462.0hp
Net Power - Gears 3-8
500.0hp
Bore
5.7in
Stroke
7.2in
Displacement
1105.0in3

Scraper Bowl

Scraper Capacity: Heaped
34.0yd3
Rated Load
82200.0lb
Capacity Struck
24.0yd3
Depth of Cut - max.
17.2in
Width of Cut, to Router Bits
138.3in
Ground Clearance - max.
21.5in
Cutting Edge - thickness
1.12in.
Hyd. Penetration Force - 637G
81000.0lb
Depth of Spread - max.
18.9in
Apron Opening
79.0in
Apron Closure Force
38250.0lb

Transmission

Top Speed (Loaded)
33.0mph
1 Forward
3.4mph
2 Forward
6.2mph
3 Forward
7.6mph
4 Forward
10.3mph
5 Forward
13.8mph
6 Forward
18.7mph
7 Forward
25.2mph
8 Forward
34.1mph
Reverse
6.2mph

Engine

Tractor Engine
Cat C18 ACERT™
Scraper Engine
Cat C9 ACERT™

Scraper Engine

Net Power
198 kW (266 hp) / 211 kW (283 hp)
Gross Power - Gear 1
286.0hp
Gross Power - Gears 2-4
303.0hp
Net Power - Gear 1
266.0hp
Net Power - Gears 2-4
283.0hp
Bore
4.4in
Stroke
5.9in
Displacement
538.0in3

Weights - Standard, tandem

Total Shipping
112760.0lb
Tractor Shipping
66529.0lb
Scraper Shipping
46231.0lb
Total Operating - empty
114744.0lb
Front Axle
67700.0lb
Rear Axle
47044.0lb
Total Operating - loaded
196944.0lb
Front Axle Weight - loaded
96503.0lb
Rear Axle Weight - loaded
100441.0lb

Weights - Push-Pull

Total Shipping
116100.0lb
Tractor Shipping
68499.0lb
Scraper Shipping
47601.0lb
Total Operating - empty
118084.0lb
Front Axle
69670.0lb
Rear Axle
48414.0lb
Total Operating - loaded
200284.0lb
Front Axle - loaded
98139.0lb
Rear Axle (Loaded)
102145.0lb

Dimensions

Width - Overall Machine
155.0in
Width - Tractor
137.0in
Width - rear tire center lines
97.0in
Width - Inside of Bowl
134.0in
Width - Outside Rear Tires
143.2in
Width - outside bowl (shipping width)
154.0in
Height - Overall Shipping
168.8in
Height - Top of Cab
146.3in
Ground Clearance - Tractor
26.2in
Front of Tractor to Front Axle
132.2in
Axle to Vertical Hitch Pin
21.6in
Height - Scraper Blade Maximum
21.5in
Wheelbase
345.2in
Length - overall machine
573.4in
Rear Axle to Rear of Machine
95.97in
Bail Length - max. (push-pull)
195.3in
Extended Push Block (push-pull)
108.0in

Steering

Width - 180° Turn
40.02ft
Width - 180° Turn, right
40.1ft
Steering Angle - Right
90°
Steering Angle - Left
85°
Hydraulic Output
100.0gal/min

Service Refill Capacities - Tractor

Crankcase
11.9gal
Fuel Tank - 637G
335.0gal
Transmission
29.0gal
Differential
39.0gal
Final Drive (per side)
6.1gal
Cooling System
29.0gal
Hydraulic Reservoir
50.2gal
Wheel Coolant (each)
19.8gal
Windshield Washer
1.5gal

Hydraulics

Bowl Cylinder Bore
7.2in
Bowl Cylinder Stroke
34.4in
Apron Cylinder Bore
8.2in
Apron Cylinder Stroke
28.6in
Ejector Cylinder Bore
8.2in
Ejector Cylinder Stroke
74.0in
Steering Circuit
100.0gal/min
Scraper Circuit
91.0gal/min
Cushion Hitch Circuit
9.0gal/min
Secondary Steering Circuit
100.0gal/min
Relief Valve - Steering Circuit
1987.0psi
Relief Valve - Implement Circuit
2030.0psi
Compensator Setting - Cushion Hitch Circuit
2320.0psi

Service Refill Capacities - Scraper

Fuel Tank - 637G
335.0gal
Crankcase
7.9gal
Transmission
19.0gal
Differential
3.2gal
Final Drive (per side)
5.0gal
Wheel Coolant (each)
19.8gal
Cooling System
20.0gal

Transmission - 637G

1 Forward
3.4mph
2 Forward
6.2mph
3 Forward
7.6mph
4 Forward
10.3mph
5 Forward
13.8mph
6 Forward
18.7mph
7 Forward
25.2mph
8 Forward
34.1mph
Reverse
6.2mph

Equipment

  • Electrical
    • Alarm, backup
    • Alternator, 75 amp - tractor engine
    • Alternator, 35 amp - scraper engine
    • Batteries (4), 12V Maintenance Free, High Output
    • Batteries (2), 12V Maintenance Free, High Output
    • Electrical System, 24V
    • Array
    • Array
    • Starting Receptacle - tractor and scraper engines
  • Operator Environment
    • Air Conditioner (includes heater and defroster)
    • Cigarette Lighter and Ashtray
    • Coat Hook
    • Diagnostic Connection Port (12V)
    • Dome Courtesy Light
    • Array
    • Horn
    • Implement Control Joystick
    • Rearview Mirrors
    • Radio Ready (two radio openings, speakers, and 5-amp converter)
    • ROPS Cab with Sound Suppression and Pressurization
    • Static Seatbelt
    • Scraper Engine Controls
    • Seat, Air Suspension, Caterpillar Comfort, cloth
    • Steering Wheel - tilt and telescoping
    • Storage Compartment
    • Throttle Lock
    • Transmission Hold
    • Windows - sliding side, swing out
    • Windshield - laminated glass
    • Windshield Wiper/Washer - front and rear
  • Power Train
    • Array
    • Array
    • Array
  • Other Standard Equipment
    • Extended Life Coolant, -36° C (-33° F)
    • Fan hub, permanent lube
    • Fast Oil Change
    • Fenders
    • Rims - 35 inch (2)
    • Tires, 37.50-R35 radial
    • Array
    • Array

Optional Equipment

  • Auger
  • Crankcase Guard, Heavy Duty
  • Extended Life Coolant, -50° C (-58° F)
  • Fan, Defrost
  • Heater - jacket water (all engines)
  • Hydraulic Retarder
  • Lights, Side Vision
  • Lock, Steering
  • Powertrain Guard
  • Push Block - extended (scraper)
  • Push-Pull Arrangement w/ Rear Radiator Guard
  • Retractable seat belts
  • Secondary Steering

Interested In This Product?

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1 (800) 845-9188

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800-845-9188
Fabick MO & IL
414-461-9100
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