CAT 637D Motor Scraper

Contents

Dimensions
Tractor Engine
Scraper Engine
Operational Specs
Transmission
Weights
Bowl

Dimensions

Overall Length	48.56 ft in (14800 mm)
Overall Width	13 ft in (3960 mm)
Overall Height	13.69 ft in (4170 mm)
Wheelbase	28.68 ft in (8740 mm)

Tractor Engine

Make	CAT
Model	3408
Net Power	450 hp (335.6 kw)
Power Measured @	2000 rpm
Displacement	1098.5 cu in (18 L)

Scraper Engine

Make	CAT
Model	3306
Net Power	255 hp (190.2 kw)
Power Measured @	2200 rpm
Displacement	640.8 cu in (10.5 L)

Operational Specs

Fuel Tank Capacity	370.7 gal (1403 L)
Tire Size	33.25-35 38PR (E-3)

Transmission

Number Of Forward Gears	8
Max Speed Forward	31.7 mph (51 km/h)

Weights

Total Operating – Empty	106174.7 lb (48160 kg)
Front Axle – Empty	64767.5 % (64767.407 %)
Rear Axle – Empty	41407.3 % (41407.2244 %)
Total Operating – Loaded	181131.9 lb (82160 kg)
Front Axel – Loaded	90566 lb (41080 kg)
Rear Axle – Loaded	90566 % (90565.9024 %)

Bowl

Rated Payload	74957 lb (34000 kg)
Heaped Capacity	31 yd3 (23.7 m3)
Struck Capacity	21.1 yd3 (16.1 m3)
Max Depth Of Cut	19.1 in (483 mm)
Width Of Cut	11.5 ft in (3490 mm)

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