Piscataway Campus
732-885-5555
Bensalem Campus
877-726-7663

Coal Bowl Scrapers

657 Wheel Tractor-Scraper

  • Tractor Engine
    Cat C18
  • Scraper Engine
    Cat C15
  • Flywheel Power
    469kW (629 hp) / 353 kW (473 hp)
  • Net Power
    469 kW/637 hp
Engine
Tractor Engine
Cat C18
Scraper Engine
Cat C15
Tractor Engine
Flywheel Power
469kW (629 hp) / 353 kW (473 hp)
Net Power
469 kW/637 hp
Gross Power
637 hp
Net Power
637 hp
Bore
5.7 in
Stroke
7.2 in
Displacement
1105 in³
Net Power
592 hp
Scraper Engine
Net Power
353 kW/447 hp
Gross Power
481 hp
Net Power
480 hp
Net Power
452 hp
Bore
5.4 in
Stroke
6.75 in
Displacement
928 in³
Scraper Bowl
Scraper Capacity
44 yd³
Rated Load
104058 lb
Capacity
32 yd³
Depth of Cut
16.4 in
Width
12.5 ft
Ground Clearance
2.3 ft
Hyd
121000 lb
Depth of Spread
26 in
Apron Opening
92 in
Apron Closure Force
39200 lb
Transmission
Top Speed
33 mile/h
1 Forward
3.5 mile/h
2 Forward
6.5 mile/h
3 Forward
7.8 mile/h
4 Forward
10.6 mile/h
5 Forward
14.2 mile/h
6 Forward
19.2 mile/h
7 Forward
25.7 mile/h
8 Forward
34.9 mile/h
Reverse
6.7 mile/h
Hydraulics
Bowl Cylinder Bore
7.08 in
Bowl Cylinder Stroke
37.4 in
Apron Cylinder Bore
7.08 in
Apron Cylinder Stroke
29.92 in
Steering Circuit
76.08 gal/min
Cushion Hitch Circuit
19.54 gal/min
Secondary Steering Circuit
14.52 gal/hr
Relief Valve
1959 psi
Relief Valve
1999 psi
Compensator Settings
3002 psi
Steering
Width
45.4 ft
Width
47.57 ft
Steering Angle
90
Steering Angle
85
Service Refill Capacities - Tractor
Crankcase
13.7 gal (US)
Transmission
35.9 gal (US)
Differential
36 gal (US)
Final Drive
6 gal (US)
Cooling System
23.4 gal (US)
Hydraulic Reservoir
39.6 gal (US)
Windshield Washer
0.5 gal (US)
Service Refill Capacities - Scraper
Fuel Tank
430 gal (US)
Crankcase
8.9 gal (US)
Transmission
31.9 gal (US)
Differential
44 gal (US)
Final Drive
7.8 gal (US)
Cooling System
16.6 gal (US)
Dimensions
Width
14.3 ft
Width
12.3 ft
Width
9.21 ft
Width
12.07 ft
Width
12.98 ft
Height
15.29 ft
Height
12.86 ft
Ground Clearance
2.3 ft
Front of Tractor to Front Axle
14.93 ft
Axle to Vertical Hitch Pin
1.8 ft
Height
2.17 ft
Wheel Base
32.68 ft
Length
58.96 ft
Rear Axle
8.07 ft
Weights - Push-Pull
Total Shipping
160505 lb
Tractor Shipping
93635 lb
Scraper Shipping
64068 lb
Total Operating
164244 lb
Front Axle
93842 lb
Rear Axle
66663 lb
Total Operating
268302 lb
Front Axle
134165 lb
Rear Axle
130340 lb
  • NOTE
    • Standard and optional equipment may vary. Consult your Cat dealer for details.
  • ELECTRICAL
    • Alarm, backup
    • Alternator, 115 amp - tractor engine
    • Alternator, 65 amp - scraper engine
    • Batteries Tractor (4), 12V Maintenance Free, High Output
    • Batteries Scraper (4), 12V Maintenance Free, High Output
    • Electrical System, 24V
    • Lighting System - Tractor
    • Lighting System - Scraper
    • Starting Receptacle - tractor and scraper engines
  • OPERATOR ENVIRONMENT
    • Air Conditioner (includes heater and defroster)
    • Automotive style fuse panel with fuse puller
    • Lunch box platform with holding strap
    • Coat Hook
    • Cup holder
    • Diagnostic Connection Port (12V)
    • Dome Courtesy Light
    • Engine speed lock
    • Fan defroster
    • Gauge Group
    • Horn
    • Implement Control Joystick
    • Rearview Mirrors
    • Radio Ready
    • 2 radio openings, speakers, and 5-amp converter
    • ROPS Cab with Sound Suppression and Pressurization
    • Static Seatbelt, 2 piece
    • Scraper Engine Controls
    • Seat, Air Suspension, Cat Advanced Ride Management
    • Steering Wheel - tilt and telescoping
    • Storage Compartment
    • Transmission Hold
    • Windows - sliding side
    • Windshield - laminated glass
    • Windshield Wiper/Washer - front and rear
    • Wrist Rest/Grab Handle
  • POWER TRAIN
    • Tractor
    • Scraper
  • OTHER STANDARD EQUIPMENT
    • Tractor
    • Scraper