CAT 637E Motor Scraper

Contents

Dimensions
Tractor Engine
Scraper Engine
Operational Specs
Transmission
Weights
Bowl

Dimensions

Overall Length	46.86 ft in (14280 mm)
Overall Width	12.93 ft in (3940 mm)
Overall Height	14.08 ft in (4290 mm)
Wheelbase	28.78 ft in (8770 mm)

Tractor Engine

Make	CAT
Model	3408
Gross Power	450 hp (335.6 kw)
Displacement	1098.5 cu in (18 L)

Scraper Engine

Make	CAT
Model	3306
Gross Power	250 hp (186.5 kw)
Displacement	640.8 cu in (10.5 L)

Operational Specs

Fuel Tank Capacity	322.3 gal (1220 L)
Tire Size	37.25-35 30 PR (E-3)

Transmission

Number Of Forward Gears	7
Max Speed Forward	29.9 mph (48 km/h)

Weights

Total Operating – Empty	112089.7 lb (50843 kg)
Front Axle – Empty	66132.1 % (66132.0685 %)
Rear Axle – Empty	45957.6 % (45957.5658 %)
Total Operating – Loaded	187091 lb (84863 kg)
Front Axel – Loaded	91674.9 lb (41583 kg)
Rear Axle – Loaded	95416.1 % (95416.0724 %)

Bowl

Rated Payload	75001.3 lb (34020 kg)
Heaped Capacity	31 yd3 (23.7 m3)
Struck Capacity	21.1 yd3 (16.1 m3)
Max Depth Of Cut	17.3 in (437 mm)
Width Of Cut	11.6 ft in (3510 mm)

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