Komatsu d21a 6 bulldozer Specs (1988-1992)

For the Komatsu d21a 6 bulldozer (1988-1992), low engine power at 38.9 hp (29 kW) is paired with low weight at 9,259 lb (4.2 t). Another useful figure is track width at 11.8 in (300 mm).

Specification profile

1988-1992

Weight: 9,259 lb (4.2 t)Engine power: 38.9 hp (29 kW)Track Width: 11.8 in (300 mm)Air conditioning: No

9,259 lb (4.2 t)Weight

38.9 hp (29 kW)Engine power

11.8 in (300 mm)Track Width

NoAir conditioning

S/TSBlade Type

NoDiesel particulate filter

KomatsuEngine manufacturer

NoRear Ripper

How it compares

Low, average or high?

Engine power

Low

38.9 hp (29 kW)

Low 61.7 hp (46 kW)Typical 222 hp (165 kW)High 758 hp (565 kW)

Engine power is well below the typical figure.

Weight

Low

9,259 lb (4.2 t)

Low 10,097 lb (4.58 t)Typical 52,108 lb (23.6 t)High 165,347 lb (75 t)

Weight is well below the typical figure.

Track Width

Low

11.8 in (300 mm)

Low 13 in (330 mm)Typical 25.3 in (642 mm)High 3.17 ft (965 mm)

Track Width is well below the typical figure.

Equipment

Features & equipment

Published equipment and feature availability for this model.

Air conditioningNO

Diesel particulate filterNO

Rear RipperNO

Tilt DeviceNO

Overview

Model information

Manufacturer	Komatsu
Model	d21a 6 bulldozer
Model year / production	1988-1992

Full specifications

Technical details

Performance

Engine power38.9 hp (29 kW)

Dimensions

Track Width11.8 in (300 mm)

Capacity & weight

Weight9,259 lb (4.2 t)

Engine & drivetrain

Engine manufacturerKomatsu

Engine type4D94-2P

Features

Air conditioningNo

Diesel particulate filterNo

Other specifications

Model seriesD

Blade TypeS/TS

Rear RipperNo

Tilt DeviceNo