657G SCRAPERS
Quick loading, high travel speeds and the ability to load and dump on the run yield fast cycle times, allowing Caterpillar® Wheel Tractor-Scrapers to consistently deliver high productivity.
SPECIFICATIONS
Flywheel Power: Tractor/Scraper447 kW (600 hp) / 337 kW (451 hp)
Net Power421/447 kW 564/600 hp
Gross Power - Gears 1-2445.0 kW


BENEFITS AND FEATURES
power train – engine
The C18 and the C15 engines with ACERT™ Technology works at the point of combustion to ...
LEARN MOREpower train – transmission
Electronic controls switch from converter drive to direct drive based on gear selection, ...
LEARN MOREstructures
Superior structural design delivers stateof- the-art ride, capacity, and material control ...
LEARN MOREtractor engine
Flywheel Power: Tractor/Scraper447 kW (600 hp) / 337 kW (451 hp)
Net Power421/447 kW 564/600 hp
Gross Power - Gears 1-2445.0 kW
Gross Power - Gears 3-8471.0 kW
Net Power - Gears 1-2421.0 kW
Net Power - Gears 3-8447.0 kW
Bore145.0 mm
Stroke183.0 mm
Displacement18.1 L


scraper bowl
Scraper Capacity: Heaped33.6 m3
Rated Load47200.0 kg
Capacity Struck24.5 m3
Depth of Cut - max.425.0 mm
Width of Cut, to Router Bits3846.0 mm
Ground Clearance - max.545.0 mm
Cutting Edge - thickness22.0 mm
Hyd. Penetration Force - 657G542.0 kN
Depth of Spread - max.680.0 mm
Apron Opening2340.0 mm
Apron Closure Force176.0 kN
transmission
Top Speed (Loaded)55.7 km/h
1 Forward5.5 km/h
2 Forward10.0 km/h
3 Forward10.9 km/h
4 Forward14.8 km/h
5 Forward19.8 km/h
6 Forward26.9 km/h
7 Forward36.0 km/h
8 Forward55.7 km/h
Reverse9.7 km/h
engine
Tractor EngineC18 ACERT
Scraper EngineCat C15 ACERT
scraper engine
Net Power306/337 kW 410/451 hp
Gross Power - Gears 1-2326.0 kW
Gross Power - Gears 3-8356.0 kW
Net Power - Gears 1-2306.0 kW
Net Power - Gears 3-8337.0 kW
Bore137.0 mm
Stroke171.5 mm
Displacement15.2 L
weights standard tandem
Total Shipping66615.0 kg
Tractor Shipping39969.0 kg
Scraper Shipping26646.0 kg
Total Operating - empty67774.0 kg
Front Axle40665.0 kg
Rear Axle27110.0 kg
Total Operating - loaded114949.0 kg
Front Axle Weight - loaded58624.0 kg
Rear Axle Weight - loaded56325.0 kg
weights pushpull
Total Shipping70395.0 kg
Tractor Shipping42023.0 kg
Scraper Shipping28372.0 kg
Total Operating - empty71554.0 kg
Front Axle42715.0 kg
Rear Axle28839.0 kg
Total Operating - loaded118729.0 kg
Front Axle - loaded60552.0 kg
Rear Axle (Loaded)58177.0 kg
dimensions
Width – Overall Machine4344.0 mm
Width – Tractor3601.0 mm
Width - rear tire center lines2633.0 mm
Width – Inside of Bowl3683.0 mm
Width - outside bowl (shipping width)3914.0 mm
Height – Overall Shipping4710.0 mm
Height – Top of Cab3712.0 mm
Ground Clearance – Tractor645.0 mm
Front of Tractor to Front Axle3770.0 mm
Axle to Vertical Hitch Pin608.0 mm
Height – Scraper Blade Maximum680.0 mm
Wheelbase9956.0 mm
Length - overall machine16164.0 mm
Rear Axle to Rear of Machine2438.0 mm
Bail Length - max. (push-pull)1836.0 mm
service refill capacities – scraper
Fuel Tank - 657G1597.0 L
Crankcase38.0 L
Transmission121.0 L
Differential163.0 L
Final Drive (per side)29.5 L
Wheel Coolant (each)130.0 L
Cooling System88.0 L
steering
Width - 180° Turn, right13.82 m
Width - 180° Turn, left14.73 m
Steering Angle – Right90°
Steering Angle – Left85°
hydraulics
Bowl Cylinder Bore235.0 mm
Bowl Cylinder Stroke950.0 mm
Apron Cylinder Bore235.0 mm
Apron Cylinder Stroke760.0 mm
Ejector Cylinder Bore260.0 mm
Ejector Cylinder Stroke1946.0 mm
Steering Circuit435.0 L/min
Scraper Circuit579.0 L/min
Cushion Hitch Circuit56.0 L/min
Secondary Steering Circuit430.0 L/min
Relief Valve - Steering Circuit13500.0 kPa
Relief Valve - Implement Circuit13800.0 kPa
Compensator Setting - Cushion Hitch Circuit20670.0 kPa
service refill capacities – tractor
Crankcase64.0 L
Transmission136.0 L
Differential138.0 L
Final Drive (per side)23.0 L
Cooling System125.0 L
Hydraulic Reservoir303.0 L
Wheel Coolant (each)130.0 L
Windshield Washer6.0 L
BENEFITS AND FEATURES
POWER TRAIN – ENGINE
The C18 and the C15 engines with ACERT™ Technology works at the point of combustion to ...
LEARN MOREPOWER TRAIN – TRANSMISSION
Electronic controls switch from converter drive to direct drive based on gear selection, ...
LEARN MORESTRUCTURES
Superior structural design delivers stateof- the-art ride, capacity, and material control ...
LEARN MOREOPERATOR STATION
Convenient control placement and a comfortable work environment are keys to high ...
LEARN MOREELECTRONIC CONTROLS
The electronic controls respond to operator commands and input from on-board sensors to ...
LEARN MORESCRAPER BOWL
Caterpillar® Scraper bowls are designed for excellent material flow and retention for ...
LEARN MOREPUSH-PULL ARRANGEMENT
For maximum production capability, Caterpillar offers an optional push-pull arrangement ...
LEARN MOREAUGER ARRANGEMENT
Provides self-loading capability with the same wide material appetite as an open bowl ...
LEARN MORESERVICEABILITY
Grouped service points and easy access, the latest electronic monitoring systems and ...
LEARN MOREMOTEUR
The C18 and the C15 engines with ACERT™ Technology works at the point of combustion to optimize engine performance. Matched with the torque converter and power shift transmission, it provides years of dependable and efficient service.
BENEFITS AND FEATURES
Electronic controls switch from converter drive to direct drive based on gear selection, maximizing efficiency and power application. Tractor and scraper engines are synchronized for smooth operation and longer service life.
BENEFITS AND FEATURES
Superior structural design delivers stateof- the-art ride, capacity, and material control while assuring the durability and reliability customers expect from Caterpillar.
BENEFITS AND FEATURES
Convenient control placement and a comfortable work environment are keys to high productivity. Features include electro-hydraulic controls, an available air seat suspension and advanced instrumentation.
BENEFITS AND FEATURES
The electronic controls respond to operator commands and input from on-board sensors to optimize machine performance. In addition, the electronic controls provide advanced diagnostic capabilities that result in better machine availability.
BENEFITS AND FEATURES
Caterpillar® Scraper bowls are designed for excellent material flow and retention for fast cycle times and high productivity.
BENEFITS AND FEATURES
For maximum production capability, Caterpillar offers an optional push-pull arrangement for the 657G, which allows two push-pull scrapers to act as a selfloading machine.
BENEFITS AND FEATURES
Provides self-loading capability with the same wide material appetite as an open bowl machine.
BENEFITS AND FEATURES
Grouped service points and easy access, the latest electronic monitoring systems and rugged Caterpillar components simplify maintenance and minimize downtime.
BENEFITS AND FEATURES
Caterpillar dealers have the parts and service capabilities to keep your wheel tractor-scrapers working.