Open Bowl Scrapers:
657 Wheel Tractor-Scraper
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- Tractor Engine
- Cat C18
- Scraper Engine
- Cat C15
- Flywheel Power - Tractor/Scraper
- 469kW (629 hp) / 353 kW (473 hp)
- Net Power
- 469 kW/637 hp
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.
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Product Specs
-
Engine
- Tractor Engine
- Cat C18
- Scraper Engine
- Cat C15
-
Tractor Engine
- Flywheel Power - Tractor/Scraper
- 469kW (629 hp) / 353 kW (473 hp)
- Net Power
- 469 kW/637 hp
- Bore
- 5.7in
- Stroke
- 7.2in
- Displacement
- 1105in³
-
Hydraulics
- Implement Circuit (@ High Idle)
- 517l/min
- Bowl Cylinder Bore
- 7.08in
- Bowl Cylinder Stroke
- 37.4in
- Apron Cylinder Bore
- 7.08in
- Apron Cylinder Stroke
- 29.92in
- Cushion Hitch Circuit
- 19.54gal/min
- Secondary Steering Circuit
- 14.52gal/hr
- Relief Valve - Steering Circuit
- 1959psi
- Relief Valve - Implement Circuit
- 1999psi
- Compensator Settings - Cushion Hitch Circuit
- 3002psi
-
Scraper Engine
- Net Power
- 353 kW/447 hp
- Bore
- 5.4in
- Stroke
- 6.75in
- Displacement
- 928in³
-
Scraper Bowl
- Scraper Capacity - Heaped
- 44yd³
- Rated Load
- 104058lb
- Capacity - Struck
- 32yd³
- Depth of Cut - Maximum
- 16.4in
- Width - Cut - To Router Bits
- 12.5ft
- Ground Clearance - Maximum
- 2.3ft
- Hyd. Penetration Force - 657G
- 121000lb
- Depth of Spread - Maximum
- 26in
- Apron Opening
- 92in
- Apron Closure Force
- 39200lb
-
Transmission
- Top Speed - Loaded
- 33mile/h
- 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
-
Steering
- Width - 180° Turn - Right
- 45.4ft
- Width - 180° Turn - Left
- 47.57ft
- Steering Angle - Right
- 90
- Steering Angle - Left
- 85
-
Service Refill Capacities - Tractor
- Crankcase
- 13.7gal (US)
- Transmission
- 35.9gal (US)
- Differential
- 36gal (US)
- Final Drive - Each
- 6gal (US)
- Cooling System
- 23.4gal (US)
- Hydraulic Reservoir
- 39.6gal (US)
- Windshield Washer
- 0.5gal (US)
-
Service Refill Capacities - Scraper
- Fuel Tank
- 430gal (US)
- Crankcase
- 8.9gal (US)
- Transmission
- 31.9gal (US)
- Differential
- 44gal (US)
- Final Drive - Each
- 7.8gal (US)
- Cooling System
- 16.6gal (US)
-
Dimensions
- 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
- 12.98ft
- 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
-
Weights - Push-Pull
- 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
Equipment
-
- 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