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Komatsu D21AG-7 Crawler Dozer

The Komatsu D21AG-7 Crawler Dozer is a versatile and powerful machine designed for a variety of earthmoving and construction tasks. With a Gross Power of 40 hp and an Operating Weight of 8024.9 lbs, this dozer is equipped to handle tough terrain with ease. Featuring a 4D95S engine with 4 cylinders, the D21AG-7 offers reliable performance and efficiency. Its compact dimensions make it ideal for navigating tight spaces, while the standard blade width of 7.2 ft ensures efficient material moving capabilities. Whether you need to clear land, grade surfaces, or tackle other heavy-duty projects, the D21AG-7 delivers exceptional performance and productivity.


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General Specifications

Dimensions

Ground Clearance1 ft (0 m)
Height - Top of Cab8 ft (2 m)
Length of Track on Ground6 ft (2 m)
Length w/ Blade11 ft (3 m)
Length w/o Blade8 ft (3 m)
Width Over Tracks5 ft (2 m)

Engine

Displacement164 cu in (2,691 cu cm)
Engine Model4D95S
Gross Power40 hp (30 kw)
Number of Cylinders4
Power Measured @2450 rpm

Operating Specifications

Operating Weight8,025 lbs (3,640 kg)

Standard Blade

Height23 in (59 cm)
Width7 ft (2 m)

Transmission

Number of Forward Gears2
Number of Reverse Gears2
Transmission TypeHS

Undercarriage

Number of Track Rollers per Side5
Standard Shoe Size12 in (30 cm)
Track Gauge4 ft (1 m)
Track Pitch6 in (15 cm)