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.
Engine
- Tractor Engine
- Cat® C18 ACERT™
- Scraper Engine
- Cat C15 ACERT
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
- 596.0 hp
- Gross Power - Gears 3-8
- 632.0 hp
- Net Power - Gears 1-2
- 564.0 hp
- Net Power - Gears 3-8
- 600.0 hp
- Bore
- 5.7 in
- Stroke
- 7.2 in
- Displacement
- 1105.0 in3
Scraper Engine
- Net Power
- 306/337 kW 410/451 hp
- Gross Power - Gears 1-2
- 437.0 hp
- Gross Power - Gears 3-8
- 478.0 hp
- Net Power - Gears 1-2
- 410.0 hp
- Net Power - Gears 3-8
- 451.0 hp
- Bore
- 5.5 in
- Stroke
- 6.5 in
- Displacement
- 928.0 in3
Scraper Bowl
- Scraper Capacity: Heaped
- 44.0 yd3
- Rated Load
- 104000.0 lb
- Capacity Struck
- 32.0 yd3
- Depth of Cut - max.
- 17.0 in
- Width of Cut, to Router Bits
- 12.7 in
- Ground Clearance - max.
- 23.0 in
- Cutting Edge - thickness
- 1.8 in.
- Hyd. Penetration Force - 657G
- 121000.0 lb
- Depth of Spread - max.
- 26.0 in
- Apron Opening
- 92.0 in
- Apron Closure Force
- 39200.0 lb
Transmission
- Top Speed (Loaded)
- 33.0 mph
- 1 Forward
- 3.5 mph
- 2 Forward
- 6.3 mph
- 3 Forward
- 7.8 mph
- 4 Forward
- 10.6 mph
- 5 Forward
- 14.1 mph
- 6 Forward
- 19.0 mph
- 7 Forward
- 25.6 mph
- 8 Forward
- 34.6 mph
- Reverse
- 6.1 mph
Hydraulics
- Bowl Cylinder Bore
- 9.25 in
- Bowl Cylinder Stroke
- 37.4 in
- Apron Cylinder Bore
- 9.25 in
- Apron Cylinder Stroke
- 29.92 in
- Ejector Cylinder Bore
- 10.24 in
- Ejector Cylinder Stroke
- 76.61 in
- Steering Circuit
- 99.9 gal/min
- Scraper Circuit
- 153.0 gal/min
- Cushion Hitch Circuit
- 12.7 gal/min
- Secondary Steering Circuit
- 64.2 gal/min
- Relief Valve - Steering Circuit
- 1959.0 psi
- Relief Valve - Implement Circuit
- 1999.0 psi
- Compensator Setting - Cushion Hitch Circuit
- 3002.0 psi
Steering
- Width - 180° Turn, right
- 44.62 ft
- Width - 180° Turn, left
- 47.57 ft
- Steering Angle - Right
- 90°
- Steering Angle - Left
- 85°
Service Refill Capacities - Tractor
- Crankcase
- 17.0 gal
- Transmission
- 36.0 gal
- Differential
- 36.0 gal
- Final Drive (per side)
- 6.0 gal
- Cooling System
- 33.0 gal
- Hydraulic Reservoir
- 80.0 gal
- Wheel Coolant (each)
- 34.3 gal
- Windshield Washer
- 0.5 gal
Service Refill Capacities - Scraper
- Fuel Tank - 657G
- 421.9 gal
- Crankcase
- 10.0 gal
- Transmission
- 32.0 gal
- Differential
- 44.0 gal
- Final Drive (per side)
- 7.9 gal
- Wheel Coolant (each)
- 34.3 gal
- Cooling System
- 24.0 gal
Dimensions
- Width - Overall Machine
- 171.0 in
- Width - Tractor
- 141.77 in
- Width - rear tire center lines
- 110.75 in
- Width - Inside of Bowl
- 145.0 in
- Width - outside bowl (shipping width)
- 154.0 in
- Height - Overall Shipping
- 185.4 in
- Height - Top of Cab
- 146.14 in
- Ground Clearance - Tractor
- 25.39 in
- Front of Tractor to Front Axle
- 148.4 in
- Axle to Vertical Hitch Pin
- 23.94 in
- Height - Scraper Blade Maximum
- 26.77 in
- Wheelbase
- 391.97 in
- Length - overall machine
- 636.38 in
- Rear Axle to Rear of Machine
- 95.98 in
- Bail Length - max. (push-pull)
- 72.28 in
Weights - Standard, tandem
- Total Shipping
- 147959.0 lb
- Tractor Shipping
- 87717.0 lb
- Scraper Shipping
- 60242.0 lb
- Total Operating - empty
- 150761.0 lb
- Front Axle
- 87924.0 lb
- Rear Axle
- 62837.0 lb
- Total Operating - loaded
- 254761.0 lb
- Front Axle Weight - loaded
- 128246.0 lb
- Rear Axle Weight - loaded
- 126515.0 lb
Weights - Push-Pull
- Total Shipping
- 160505.0 lb
- Tractor Shipping
- 93635.0 lb
- Scraper Shipping
- 64068.0 lb
- Total Operating - empty
- 160505.0 lb
- Front Axle
- 93842.0 lb
- Rear Axle
- 66663.0 lb
- Total Operating - loaded
- 264505.0 lb
- Front Axle - loaded
- 134165.0 lb
- Rear Axle (Loaded)
- 130340.0 lb