657G

Heavy Equipment

657G

Scraper Capacity - Heaped
44 yd³ / 33.6 m³
Top Speed - Loaded
33 mile/h / 55.7 km/h
Rated Load
104000 lb / 47174 kg

Responsible, productive earthmoving machines, built to last.

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 HP / 445 kW
Gross Power - Gears 3-8 632 HP / 471 kW
Net Power - Gears 1-2 564 HP / 421 kW
Net Power - Gears 3-8 600 HP / 447 kW
Bore 5.7 in / 145 mm
Stroke 7.2 in / 183 mm
Displacement 1105 in³ / 18.1 l
Scraper Engine
Net Power 306/337 kW 410/451 hp
Gross Power - Gears 1-2 437 HP / 326 kW
Gross Power - Gears 3-8 478 HP / 356 kW
Net Power - Gears 1-2 410 HP / 306 kW
Net Power - Gears 3-8 451 HP / 337 kW
Bore 5.5 in / 140 mm
Stroke 6.5 in / 165 mm
Displacement 928 in³ / 15.2 l
Scraper Bowl
Scraper Capacity - Heaped 44 yd³ / 33.6 m³
Rated Load 104000 lb / 47174 kg
Capacity - Struck 32 yd³ / 24.5 m³
Depth of Cut - Maximum 17 in / 440 mm
Width - Cut - To Router Bits 12.7 in / 3846 mm
Ground Clearance - Maximum 23 in / 580 mm
Cutting Edge Thickness 1.8 in / 45 mm
Hyd. Penetration Force - 657G 121000 lb / 542 kN
Depth of Spread - Maximum 26 in / 660 mm
Apron Opening 92 in / 2337 mm
Apron Closure Force 39200 lb / 176 kN
Transmission
Top Speed - Loaded 33 mile/h / 55.7 km/h
1 Forward 3.5 mile/h / 5.6 km/h
2 Forward 6.3 mile/h / 10.2 km/h
3 Forward 7.8 mile/h / 12.5 km/h
4 Forward 10.6 mile/h / 17 km/h
5 Forward 14.1 mile/h / 22.7 km/h
6 Forward 19 mile/h / 30.6 km/h
7 Forward 25.6 mile/h / 41.2 km/h
8 Forward 34.6 mile/h / 55.7 km/h
Reverse 6.1 mile/h / 9.8 km/h
Hydraulics
Bowl Cylinder Bore 9.25 in / 235 mm
Bowl Cylinder Stroke 37.4 in / 950 mm
Apron Cylinder Bore 9.25 in / 235 mm
Apron Cylinder Stroke 29.92 in / 760 mm
Ejector Cylinder Bore 10.24 in / 260 mm
Ejector Cylinder Stroke 76.61 in / 1946 mm
Steering Circuit 99.9 gal/min / 378 l/min
Scraper Circuit 153 gal/min / 579 l/min
Cushion Hitch Circuit 12.7 gal/min / 48 l/min
Secondary Steering Circuit 64.2 gal/min / 243 l/min
Relief Valve - Steering Circuit 1959 psi / 13500 kPa
Relief Valve - Implement Circuit 1999 psi / 13780 kPa
Compensator Settings - Cushion Hitch Circuit 3002 psi / 20700 kPa
Steering
Width - 180° Turn - Right 44.62 ft / 13.6 m
Width - 180° Turn - Left 47.57 ft / 14.5 m
Steering Angle - Right 90°
Steering Angle - Left 85°
Service Refill Capacities - Tractor
Crankcase 17 gal (US) / 64 l
Transmission 36 gal (US) / 136 l
Differential 36 gal (US) / 136 l
Final Drive - Each 6 gal (US) / 23 l
Cooling System 33 gal (US) / 125 l
Hydraulic Reservoir 80 gal (US) / 303 l
Wheel Coolant - Each 34.3 gal (US) / 130 l
Windshield Washer 0.5 gal (US) / 2 l
Service Refill Capacities - Scraper
Fuel Tank - 657G 421.9 gal (US) / 1597 l
Crankcase 10 gal (US) / 38 l
Transmission 32 gal (US) / 121 l
Differential 44 gal (US) / 168 l
Final Drive - Each 7.9 gal (US) / 30 l
Wheel Coolant - Each 34.3 gal (US) / 130 l
Cooling System 24 gal (US) / 89 l
Dimensions
Width - Overall Machine 171 in / 4344 mm
Width - Tractor 141.77 in / 3601 mm
Width - Rear Tire Center Lines 110.75 in / 2813 mm
Width - Inside of Bowl 145 in / 3683 mm
Width - Outside Bowl - Shipping Width 154 in / 3914 mm
Height - Overall Shipping 185.4 in / 4710 mm
Height - Top of Cab 146.14 in / 3712 mm
Ground Clearance - Tractor 25.39 in / 645 mm
Front of Tractor to Front Axle 148.4 in / 3770 mm
Axle to Vertical Hitch Pin 23.94 in / 608 mm
Height - Scraper Blade Maximum 26.77 in / 680 mm
Wheel Base 391.97 in / 9956 mm
Length - Overall Machine 636.38 in / 16164 mm
Rear Axle - Rear of Machine 95.98 in / 2438 mm
Bail Length - Maximum (Push-Pull) 72.28 in / 1836 mm
Weights - Standard, Tandem
Total Shipping 147959 lb / 67113 kg
Tractor Shipping 87717 lb / 39788 kg
Scraper Shipping 60242 lb / 27325 kg
Total Operating - Empty 150761 lb / 68384 kg
Front Axle 87924 lb / 39881 kg
Rear Axle 62837 lb / 28503 kg
Total Operating - Loaded 254761 lb / 115558 kg
Front Axle Weight - Loaded 128246 lb / 58172 kg
Rear Axle - Weight - Loaded 126515 lb / 57386 kg
Weights - Push-Pull
Total Shipping 160505 lb / 72804 kg
Tractor Shipping 93635 lb / 42472 kg
Scraper Shipping 64068 lb / 29061 kg
Total Operating - Empty 160505 lb / 72804 kg
Front Axle 93842 lb / 42566 kg
Rear Axle 66663 lb / 30238 kg
Total Operating - Loaded 264505 lb / 119978 kg
Front Axle - Loaded 134165 lb / 60856 kg
Rear Axle - Loaded 130340 lb / 59121 kg

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
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