Caterpillar 621B Motor Scraper

Engine & Fuel System
Fuel Capacity

135 gal

Net Power

330 hp

Power Measured @

1900 rpm

Displacement

891 cu in

Make

Caterpillar

Model

3406

Operating Specs
Total Operating - Empty

66590.7 lb

Total Operating - Loaded

114585.3 lb

Dimensions, Wheels & Tires
Tire Size

29.5-29 28PR (E-3)

Wheelbase

25.33 ft in

Overall Width

11.32 ft in

Overall Length

41.67 ft in

Overall Height

11.91 ft in

Transmission
Max Speed - Forward

29.9 mph

Number Of Forward Gears

8

Technical Specs
Front Axle - Empty

46612.4 lb

Rear Axle - Empty

19977.2 lb

Front Axle - Load

63021.4 lb

Rear Axle - Loaded

51564 lb

Rated Payload

47994.7 lb

Heaped Capacity

20.1 yd3

Struck Capacity

14 yd3

Max Depth Of Cut

13.4 in

Width Of Cut

10 ft in