- Overall Length: 46.75 ft / 14249.4 mm
- Overall Width: 13 ft / 3962.4 mm
- Overall Height: 13.67 ft / 4166.62 mm
- Wheelbase: 28.8 ft / 8778.24 mm
Published dimensions and weight
Caterpillar 631D
Rated at 450 hp, the Caterpillar 631D is a motor scraper.
01Published dimensions and weight
Dimensions reference
Measurement reference — not to scale

01Dimensions referenceLength × width × height
02WeightNot publishedNot published
03Selected published values16
Motor scrapers are commonly used to cut, load, haul and spread soil over medium-distance earthmoving cycles. Published rows for Caterpillar 631D include published body capacity of 31 yd3 / 23.8 m3, published engine power of 450 hp / 335.6 kw, the published “Overall Length” field of 46.75 ft / 14249.4 mm. These values describe the published configuration; verify the specific machine's configuration, attachments and records.
- Compare the published “Overall Length” field (46.75 ft / 14249.4 mm) with the specific machine's configuration and records; options and condition can differ.
- Compare the published “Overall Width” field (13 ft / 3962.4 mm) with the specific machine's configuration and records; options and condition can differ.
- Compare the published “Overall Height” field (13.67 ft / 4166.62 mm) with the specific machine's configuration and records; options and condition can differ.
02Specifications
Published values, clearly grouped.
Published specifications and measurements are organized by section for quick reference.
Dimensions
Overall Length46.75 ft14249.4 mm
Overall Width13 ft3962.4 mm
Overall Height13.67 ft4166.62 mm
Wheelbase28.8 ft8778.24 mm
Tractor Engine
Model34083408
Net Power450 hp335.6 kw
Power Measured @2000 rpm2000 rpm
Displacement1099 cu in18.1 L
Operational
Fuel Capacity250 gal946.4 L
Tire Size33.25x35, 38PR33.25x35, 38PR
Transmission
Max Speed Forward31 mph49.9 km/h
Weights
Total Operating - Empty88900 lb40324.4 kg
Bowl
Heaped Capacity31 yd323.8 m3
Struck Capacity21 yd316.1 m3
Max Depth Of Cut19 in482.6 mm
Width Of Cut11.5 ft3505.2 mm
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Manufacturer-published specifications.