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657 Wheel Tractor-Scraper

Exterior View
Interior View
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657 Wheel Tractor-Scraper

Tractor EngineCat® C18
Scraper EngineCat® C15
Flywheel Power – Tractor/Scraper469kW (637 hp) / 353 kW (479 hp)
Net Power469 kW/637 hp
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Learn more about our 657 Wheel Tractor-Scraper

Cat® Wheel Tractor-Scraper 657 twin engine has the power to boost productivity by utilize push-pull loading. Combine this ability with improvements in productivity, enhancements in operator comfort, and new safety features – Powered Access System and effective wet disc brakes – and you have a machine offering high returns on profit and time.

Tractor Engine
® C18" data-metric=""> Cat® C18
Scraper Engine
® C15" data-metric=""> Cat® C15
Flywheel Power - Tractor/Scraper
469kW (637 hp) / 353 kW (479 hp)
Net Power
469 kW/637 hp
Gross Power (SAE J1995)
637hp
Net Power (ISO 14396)
637hp
Bore
5.7in
Stroke
7.2in
Displacement
1105in³
Net Power (SAE J1349/ISO 9249)
584hp
Net Power (SAE J1349/ISO 9249)
592hp
Scraper Capacity - Heaped
44yd³
Rated Load
104000lb
Capacity - Struck
32yd³
Depth of Cut - Maximum
16.4in
Width - Cut - To Router Bits
12.5ft
Ground Clearance - Maximum
2.3ft
Depth of Spread - Maximum
26in
Apron Opening
92in
Apron Closure Force
39200lb
Hyd. Penetration Force - 657G
121000lb
Top Speed - Loaded
33mile/h
Net Power
353 kW/447 hp
Gross Power (SAE J1995)
481hp
Net Power (ISO 14396)
480hp
Bore
5.4in
Stroke
6.75in
Displacement
928in³
Net Power (SAE J1349/ISO 9249)
415hp
Total Shipping
160505lb
Tractor Shipping
93635lb
Scraper Shipping
64068lb
Total Operating - Empty
164244lb
Front Axle
93842lb
Rear Axle
66663lb
Total Operating - Loaded
268302lb
Front Axle - Loaded
134165lb
Rear Axle - Loaded
130340lb
Width - Overall Machine
14.3ft
Width - Tractor
12.3ft
Width - Rear Tire Center Lines
9.21ft
Width - Inside of Bowl
12.07ft
Width - Outside Bowl - Shipping Width
12.84ft
Height - Overall Shipping
15.29ft
Height - Top of Cab
12.86ft
Ground Clearance - Tractor
2.3ft
Front of Tractor to Front Axle
14.93ft
Axle to Vertical Hitch Pin
1.8ft
Height - Scraper Blade Maximum
2.17ft
Wheel Base
32.68ft
Length - Overall Machine
58.96ft
Rear Axle - Rear of Machine
8.07ft
1 Forward
3.5mile/h
2 Forward
6.5mile/h
3 Forward
7.8mile/h
4 Forward
10.6mile/h
5 Forward
14.2mile/h
6 Forward
19.2mile/h
7 Forward
25.7mile/h
8 Forward
34.9mile/h
Reverse
6.7mile/h
Top Speed - Loaded
33mile/h
Width - 180° Turn - Right
45.4ft
Width - 180° Turn - Left
47.57ft
Steering Angle - Right
90
Steering Angle - Left
85
Crankcase
13.7gal (US)
Transmission
35.9gal (US)
Final Drive - Each
6gal (US)
Cooling System
23.4gal (US)
Hydraulic Reservoir
39.6gal (US)
Windshield Washer
0.5gal (US)
Differential
36gal (US)
Bowl Cylinder Bore
7.08in
Bowl Cylinder Stroke
37.4in
Apron Cylinder Bore
7.08in
Apron Cylinder Stroke
29.92in
Ejector Cylinder Stroke (Stage 1/ Stage 2)
38.32in
Steering Circuit (@ High Idle)
76.08gpm
Implement Circuit (@ High Idle)
517L/min
Cushion Hitch Circuit
19.54gpm
Secondary Steering Circuit
14.52gal/hr
Relief Valve - Steering Circuit
1959psi
Relief Valve - Implement Circuit
1999psi
Compensator Settings - Cushion Hitch Circuit
3002psi
Fuel Tank
430gal (US)
Crankcase
8.9gal (US)
Transmission
31.9gal (US)
Final Drive - Each
7.8gal (US)
Cooling System
16.6gal (US)
Differential
44gal (US)
Standard and optional equipment may vary. Consult your Cat dealer for details.
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
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
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