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Quick loading, high travel speeds and the ability to load and dump on the run yield fast cycle times, allowing the Cat 657E Coal Scraper to consistently deliver high productivity at the lowest cost per ton.


Flywheel Power: Tractor/Scraper 447 kw (600 hp) / 337 kW (451 hp) 447 kw (600 hp) / 337 kW (451 hp) Less
Flywheel Power - Tractor 421 / 447 kW (564 / 600 hp) 421 / 447 kW (564 / 600 hp) Less
Flywheel Power - Scraper 306 / 337 kW (410 / 451 hp) 306 / 337 kW (410 / 451 hp) Less
Tractor Engine Cat C18 with ACERT Technology Cat C18 with ACERT Technology Less
Scraper Engine Cat C15 with ACERT Technology Cat C15 with ACERT Technology Less

Operating Specifications

Scraper Capacity: Heaped 73.0 yd3 56.0 m3 Less
Top Speed (Loaded) 33.0 mph 53.0 km/h Less
Rated Load 110000.0 lb 49895.0 kg Less
Scraper Capacity - struck 59.0 yd3 45.0 m3 Less
180° Curb-to-Curb Turning Width 51.25 ft 15.6 m Less


Operating Weight - loaded, approx. 268817.0 lb 121933.0 kg Less
Operating Weight - empty, approx. 158817.0 lb 72190.0 kg Less


Height to Top of Scraper 15.16 ft 4.62 m Less
Wheelbase 36.08 ft 11.01 m Less
Length - overall 56.4 ft 15.47 m Less
Width - overall 14.32 ft 4.35 m Less
Tread - Scraper 9.24 ft 2.81 m Less
Tread - Tractor 8.64 ft 2.63 m Less

Power Train

Proven components combine to deliver the most durable, reliable power train in the industry, keeping costs low and production high.

Electronically Controlled Cushion Hitch

Smoother ride improves productivity.

Scraper Bowl

Low, wide, large-capacity scraper bowl design boosts production and tandem power increases efficiency.

Operator's Station

Comfort and control increase operator efficiency.


Simplified service means more productive uptime.


Cat is committed to provide the most dependable machines on the market.

Complete Customer Support

When you buy a Cat machine, you get Caterpillar's total commitment to customer support.