- Overall Length: 50.33 ft / 15340 mm
- Overall Width: 14.18 ft / 4320 mm
- Overall Height: 14.08 ft / 4291.59 mm
- Wheelbase: 31.92 ft / 9729.22 mm
Published dimensions and weight
Caterpillar 651B
Rated at 550 hp, the Caterpillar 651B 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 651B include published body capacity of 44 yd3 / 33.7 m3, published engine power of 550 hp / 410.2 kw, the published “Overall Length” field of 50.33 ft / 15340 mm. These values describe the published configuration; verify the specific machine's configuration, attachments and records.
- Compare the published “Overall Length” field (50.33 ft / 15340 mm) with the specific machine's configuration and records; options and condition can differ.
- Compare the published “Overall Width” field (14.18 ft / 4320 mm) with the specific machine's configuration and records; options and condition can differ.
- Compare the published “Overall Height” field (14.08 ft / 4291.59 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 Length50.33 ft15340 mm
Overall Width14.18 ft4320 mm
Overall Height14.08 ft4291.59 mm
Wheelbase31.92 ft9729.22 mm
Tractor Engine
ModelD346D346
Net Power550 hp410.2 kw
Power Measured @1900 rpm1900 rpm
Displacement1190 cu in19.6 L
Operational
Fuel Capacity280 gal1060 L
Tire Size37.5x39,36PR37.5x39,36PR
Transmission
Max Speed Forward32 mph51.5 km/h
Weights
Total Operating - Empty126900 lb57560.9 kg
Bowl
Heaped Capacity44 yd333.7 m3
Struck Capacity32 yd324.5 m3
Max Depth Of Cut16 in406.4 mm
Width Of Cut12 ft3633.3 mm
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Manufacturer-published specifications.