657G Wheel Tractor-Scraper
657G Wheel Tractor-Scraper
Quick loading, high travel speeds and the ability to load and dump on the run yield fast cycle times, allowing Cat® Wheel Tractor-Scrapers to deliver a high rate of productivity.
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Tractor Engine
- Flywheel Power: Tractor/Scraper
- 447 kW (600 hp) / 337 kW (451 hp)
- Net Power
- 421/447 kW 564/600 hp
- Gross Power - Gears 1-2
- 596HP
- Gross Power - Gears 3-8
- 632HP
- Net Power - Gears 1-2
- 564HP
- Net Power - Gears 3-8
- 600HP
- Bore
- 5.7in
- Stroke
- 7.2in
- Displacement
- 1105in³
- Flywheel Power - Tractor/Scraper
- 447 kW (600 hp) / 337 kW (451 hp)
Scraper Bowl
- Scraper Capacity: Heaped
- 44.0yd3
- Rated Load
- 104000.0lb
- Capacity Struck
- 32.0yd3
- Depth of Cut - max.
- 17.0in
- Width of Cut, to Router Bits
- 12.7in
- Ground Clearance - max.
- 23.0in
- Cutting Edge - thickness
- 1.8in.
- Depth of Spread - max.
- 26.0in
- Apron Opening
- 92.0in
- Hyd. Penetration Force - 657G
- 121000lb
- Apron Closure Force
- 39200lb
- Scraper Capacity - Heaped
- 44yd³
- Rated Load
- 104000lb
- Capacity - Struck
- 32yd³
- Depth of Cut - Maximum
- 17in
- Width - Cut - To Router Bits
- 12.7in
- Ground Clearance - Maximum
- 23in
- Cutting Edge Thickness
- 1.8in
- Depth of Spread - Maximum
- 26in
- Apron Opening
- 92in
Transmission
- Top Speed (Loaded)
- 33.0mph
- 1 Forward
- 3.5mph
- 2 Forward
- 6.3mph
- 3 Forward
- 7.8mph
- 4 Forward
- 10.6mph
- 5 Forward
- 14.1mph
- 6 Forward
- 19.0mph
- 7 Forward
- 25.6mph
- 8 Forward
- 34.6mph
- Reverse
- 6.1mph
- Top Speed - Loaded
- 33mile/h
- 1 Forward
- 3.5mile/h
- 2 Forward
- 6.3mile/h
- 3 Forward
- 7.8mile/h
- 4 Forward
- 10.6mile/h
- 5 Forward
- 14.1mile/h
- 6 Forward
- 19mile/h
- 7 Forward
- 25.6mile/h
- 8 Forward
- 34.6mile/h
- Reverse
- 6.1mile/h
Engine
- Tractor Engine
- Cat® C18 ACERT™
- Scraper Engine
- Cat C15 ACERT
- Tractor Engine
- Cat® C18 ACERT™
- Scraper Engine
- Cat C15 ACERT
Dimensions
- Width - Overall Machine
- 171.0in
- Width - Tractor
- 141.77in
- Width - rear tire center lines
- 110.75in
- Width - Inside of Bowl
- 145.0in
- Height - Overall Shipping
- 185.4in
- Height - Top of Cab
- 146.14in
- Ground Clearance - Tractor
- 25.39in
- Front of Tractor to Front Axle
- 148.4in
- Axle to Vertical Hitch Pin
- 23.94in
- Height - Scraper Blade Maximum
- 26.77in
- Wheelbase
- 391.97in
- Length - overall machine
- 636.38in
- Rear Axle to Rear of Machine
- 95.98in
- Width - Outside Bowl - Shipping Width
- 154in
- Bail Length - Maximum (Push-Pull)
- 72.28in
- Width - Overall Machine
- 171in
- Width - Tractor
- 141.77in
- Width - Rear Tire Center Lines
- 110.75in
- Width - Inside of Bowl
- 145in
- Height - Overall Shipping
- 185.4in
- Height - Top of Cab
- 146.14in
- Ground Clearance - Tractor
- 25.39in
- Front of Tractor to Front Axle
- 148.4in
- Axle to Vertical Hitch Pin
- 23.94in
- Height - Scraper Blade Maximum
- 26.77in
- Wheel Base
- 391.97in
- Length - Overall Machine
- 636.38in
- Rear Axle - Rear of Machine
- 95.98in
Steering
- Steering Angle - Right
- 90°
- Steering Angle - Left
- 85°
- Width - 180° Turn - Right
- 44.62ft
- Width - 180° Turn - Left
- 47.57ft
- Steering Angle - Right
- 90°
- Steering Angle - Left
- 85°
Service Refill Capacities - Tractor
- Transmission
- 36.0gal
- Differential
- 36.0gal
- Final Drive (per side)
- 6.0gal
- Cooling System
- 33.0gal
- Hydraulic Reservoir
- 80.0gal
- Crankcase
- 17gal (US)
- Wheel Coolant - Each
- 34.3gal (US)
- Windshield Washer
- 0.5gal (US)
- Transmission
- 36gal (US)
- Differential
- 36gal (US)
- Final Drive - Each
- 6gal (US)
- Cooling System
- 33gal (US)
- Hydraulic Reservoir
- 80gal (US)
Hydraulics
- Bowl Cylinder Bore
- 9.25in
- Bowl Cylinder Stroke
- 37.4in
- Apron Cylinder Bore
- 9.25in
- Apron Cylinder Stroke
- 29.92in
- Ejector Cylinder Bore
- 10.24in
- Ejector Cylinder Stroke
- 76.61in
- Steering Circuit
- 99.9gal/min
- Scraper Circuit
- 153.0gal/min
- Cushion Hitch Circuit
- 12.7gal/min
- Relief Valve - Steering Circuit
- 1959.0psi
- Relief Valve - Implement Circuit
- 1999.0psi
- Compensator Setting - Cushion Hitch Circuit
- 3002.0psi
- Secondary Steering Circuit
- 64.2gal/min
- Bowl Cylinder Bore
- 9.25in
- Bowl Cylinder Stroke
- 37.4in
- Apron Cylinder Bore
- 9.25in
- Apron Cylinder Stroke
- 29.92in
- Ejector Cylinder Bore
- 10.24in
- Ejector Cylinder Stroke
- 76.61in
- Steering Circuit
- 99.9gal/min
- Scraper Circuit
- 153gal/min
- Cushion Hitch Circuit
- 12.7gal/min
- Relief Valve - Steering Circuit
- 1959psi
- Relief Valve - Implement Circuit
- 1999psi
- Compensator Settings - Cushion Hitch Circuit
- 3002psi
Scraper Engine
- Net Power
- 306/337 kW 410/451 hp
- Gross Power - Gears 1-2
- 437HP
- Gross Power - Gears 3-8
- 478HP
- Net Power - Gears 1-2
- 410HP
- Net Power - Gears 3-8
- 451HP
- Bore
- 5.5in
- Stroke
- 6.5in
- Displacement
- 928in³
Weights - Standard, Tandem
- Total Shipping
- 147959lb
- Tractor Shipping
- 87717lb
- Scraper Shipping
- 60242lb
- Total Operating - Empty
- 150761lb
- Front Axle
- 87924lb
- Rear Axle
- 62837lb
- Total Operating - Loaded
- 254761lb
- Front Axle Weight - Loaded
- 128246lb
- Rear Axle - Weight - Loaded
- 126515lb
Weights - Push-Pull
- Total Shipping
- 160505lb
- Tractor Shipping
- 93635lb
- Scraper Shipping
- 64068lb
- Total Operating - Empty
- 160505lb
- Front Axle
- 93842lb
- Rear Axle
- 66663lb
- Total Operating - Loaded
- 264505lb
- Front Axle - Loaded
- 134165lb
- Rear Axle - Loaded
- 130340lb
Service Refill Capacities - Scraper
- Fuel Tank - 657G
- 421.9gal (US)
- Crankcase
- 10gal (US)
- Transmission
- 32gal (US)
- Differential
- 44gal (US)
- Final Drive - Each
- 7.9gal (US)
- Wheel Coolant - Each
- 34.3gal (US)
- Cooling System
- 24gal (US)
Standard Equipment
-
- Electrical
-
- Alarm, backup
- Alternator, 80 amp - tractor engine
- Alternator, 50 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
- Cigarette Lighter and Ashtray
- 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
- Scraper Engine Controls
- Seat, Air Suspension, Caterpillar Comfort, cloth
- Steering Wheel - tilt and telescoping
- Storage Compartment
- Transmission Hold
- Windows - sliding side, swing out
- Windshield - laminated glass
- Windshield Wiper/Washer - front and rear
- Wrist Rest/Grab Handle
-
- Power Train
-
- Tractor
- Scraper
-
- Other Standard Equipment
-
- Tractor
- Scraper
-
Benefits & Features
-
Specifications
Tractor Engine
- Flywheel Power: Tractor/Scraper
- 447 kW (600 hp) / 337 kW (451 hp)
- Net Power
- 421/447 kW 564/600 hp
- Gross Power - Gears 1-2
- 596HP
- Gross Power - Gears 3-8
- 632HP
- Net Power - Gears 1-2
- 564HP
- Net Power - Gears 3-8
- 600HP
- Bore
- 5.7in
- Stroke
- 7.2in
- Displacement
- 1105in³
- Flywheel Power - Tractor/Scraper
- 447 kW (600 hp) / 337 kW (451 hp)
Scraper Bowl
- Scraper Capacity: Heaped
- 44.0yd3
- Rated Load
- 104000.0lb
- Capacity Struck
- 32.0yd3
- Depth of Cut - max.
- 17.0in
- Width of Cut, to Router Bits
- 12.7in
- Ground Clearance - max.
- 23.0in
- Cutting Edge - thickness
- 1.8in.
- Depth of Spread - max.
- 26.0in
- Apron Opening
- 92.0in
- Hyd. Penetration Force - 657G
- 121000lb
- Apron Closure Force
- 39200lb
- Scraper Capacity - Heaped
- 44yd³
- Rated Load
- 104000lb
- Capacity - Struck
- 32yd³
- Depth of Cut - Maximum
- 17in
- Width - Cut - To Router Bits
- 12.7in
- Ground Clearance - Maximum
- 23in
- Cutting Edge Thickness
- 1.8in
- Depth of Spread - Maximum
- 26in
- Apron Opening
- 92in
Transmission
- Top Speed (Loaded)
- 33.0mph
- 1 Forward
- 3.5mph
- 2 Forward
- 6.3mph
- 3 Forward
- 7.8mph
- 4 Forward
- 10.6mph
- 5 Forward
- 14.1mph
- 6 Forward
- 19.0mph
- 7 Forward
- 25.6mph
- 8 Forward
- 34.6mph
- Reverse
- 6.1mph
- Top Speed - Loaded
- 33mile/h
- 1 Forward
- 3.5mile/h
- 2 Forward
- 6.3mile/h
- 3 Forward
- 7.8mile/h
- 4 Forward
- 10.6mile/h
- 5 Forward
- 14.1mile/h
- 6 Forward
- 19mile/h
- 7 Forward
- 25.6mile/h
- 8 Forward
- 34.6mile/h
- Reverse
- 6.1mile/h
Engine
- Tractor Engine
- Cat® C18 ACERT™
- Scraper Engine
- Cat C15 ACERT
- Tractor Engine
- Cat® C18 ACERT™
- Scraper Engine
- Cat C15 ACERT
Dimensions
- Width - Overall Machine
- 171.0in
- Width - Tractor
- 141.77in
- Width - rear tire center lines
- 110.75in
- Width - Inside of Bowl
- 145.0in
- Height - Overall Shipping
- 185.4in
- Height - Top of Cab
- 146.14in
- Ground Clearance - Tractor
- 25.39in
- Front of Tractor to Front Axle
- 148.4in
- Axle to Vertical Hitch Pin
- 23.94in
- Height - Scraper Blade Maximum
- 26.77in
- Wheelbase
- 391.97in
- Length - overall machine
- 636.38in
- Rear Axle to Rear of Machine
- 95.98in
- Width - Outside Bowl - Shipping Width
- 154in
- Bail Length - Maximum (Push-Pull)
- 72.28in
- Width - Overall Machine
- 171in
- Width - Tractor
- 141.77in
- Width - Rear Tire Center Lines
- 110.75in
- Width - Inside of Bowl
- 145in
- Height - Overall Shipping
- 185.4in
- Height - Top of Cab
- 146.14in
- Ground Clearance - Tractor
- 25.39in
- Front of Tractor to Front Axle
- 148.4in
- Axle to Vertical Hitch Pin
- 23.94in
- Height - Scraper Blade Maximum
- 26.77in
- Wheel Base
- 391.97in
- Length - Overall Machine
- 636.38in
- Rear Axle - Rear of Machine
- 95.98in
Steering
- Steering Angle - Right
- 90°
- Steering Angle - Left
- 85°
- Width - 180° Turn - Right
- 44.62ft
- Width - 180° Turn - Left
- 47.57ft
- Steering Angle - Right
- 90°
- Steering Angle - Left
- 85°
Service Refill Capacities - Tractor
- Transmission
- 36.0gal
- Differential
- 36.0gal
- Final Drive (per side)
- 6.0gal
- Cooling System
- 33.0gal
- Hydraulic Reservoir
- 80.0gal
- Crankcase
- 17gal (US)
- Wheel Coolant - Each
- 34.3gal (US)
- Windshield Washer
- 0.5gal (US)
- Transmission
- 36gal (US)
- Differential
- 36gal (US)
- Final Drive - Each
- 6gal (US)
- Cooling System
- 33gal (US)
- Hydraulic Reservoir
- 80gal (US)
Hydraulics
- Bowl Cylinder Bore
- 9.25in
- Bowl Cylinder Stroke
- 37.4in
- Apron Cylinder Bore
- 9.25in
- Apron Cylinder Stroke
- 29.92in
- Ejector Cylinder Bore
- 10.24in
- Ejector Cylinder Stroke
- 76.61in
- Steering Circuit
- 99.9gal/min
- Scraper Circuit
- 153.0gal/min
- Cushion Hitch Circuit
- 12.7gal/min
- Relief Valve - Steering Circuit
- 1959.0psi
- Relief Valve - Implement Circuit
- 1999.0psi
- Compensator Setting - Cushion Hitch Circuit
- 3002.0psi
- Secondary Steering Circuit
- 64.2gal/min
- Bowl Cylinder Bore
- 9.25in
- Bowl Cylinder Stroke
- 37.4in
- Apron Cylinder Bore
- 9.25in
- Apron Cylinder Stroke
- 29.92in
- Ejector Cylinder Bore
- 10.24in
- Ejector Cylinder Stroke
- 76.61in
- Steering Circuit
- 99.9gal/min
- Scraper Circuit
- 153gal/min
- Cushion Hitch Circuit
- 12.7gal/min
- Relief Valve - Steering Circuit
- 1959psi
- Relief Valve - Implement Circuit
- 1999psi
- Compensator Settings - Cushion Hitch Circuit
- 3002psi
Scraper Engine
- Net Power
- 306/337 kW 410/451 hp
- Gross Power - Gears 1-2
- 437HP
- Gross Power - Gears 3-8
- 478HP
- Net Power - Gears 1-2
- 410HP
- Net Power - Gears 3-8
- 451HP
- Bore
- 5.5in
- Stroke
- 6.5in
- Displacement
- 928in³
Weights - Standard, Tandem
- Total Shipping
- 147959lb
- Tractor Shipping
- 87717lb
- Scraper Shipping
- 60242lb
- Total Operating - Empty
- 150761lb
- Front Axle
- 87924lb
- Rear Axle
- 62837lb
- Total Operating - Loaded
- 254761lb
- Front Axle Weight - Loaded
- 128246lb
- Rear Axle - Weight - Loaded
- 126515lb
Weights - Push-Pull
- Total Shipping
- 160505lb
- Tractor Shipping
- 93635lb
- Scraper Shipping
- 64068lb
- Total Operating - Empty
- 160505lb
- Front Axle
- 93842lb
- Rear Axle
- 66663lb
- Total Operating - Loaded
- 264505lb
- Front Axle - Loaded
- 134165lb
- Rear Axle - Loaded
- 130340lb
Service Refill Capacities - Scraper
- Fuel Tank - 657G
- 421.9gal (US)
- Crankcase
- 10gal (US)
- Transmission
- 32gal (US)
- Differential
- 44gal (US)
- Final Drive - Each
- 7.9gal (US)
- Wheel Coolant - Each
- 34.3gal (US)
- Cooling System
- 24gal (US)
-
Equipment
Standard Equipment
-
- Electrical
-
- Alarm, backup
- Alternator, 80 amp - tractor engine
- Alternator, 50 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
- Cigarette Lighter and Ashtray
- 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
- Scraper Engine Controls
- Seat, Air Suspension, Caterpillar Comfort, cloth
- Steering Wheel - tilt and telescoping
- Storage Compartment
- Transmission Hold
- Windows - sliding side, swing out
- Windshield - laminated glass
- Windshield Wiper/Washer - front and rear
- Wrist Rest/Grab Handle
-
- Power Train
-
- Tractor
- Scraper
-
- Other Standard Equipment
-
- Tractor
- Scraper
-
- Attachments
