D21S-6A Komatsu D21S-6A Specifications & Technical Data (1988—1995)
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Technical specs - D21S-6A Komatsu
Specification
Notice: Every data listed is verified by LECTURA Specs team experts. However, incomplete data and mistakes might occur. Contact our team with any change suggestion.
- Weight
- 4.61 t
- Transport length
- 4.24 m
- Transport width
- 1.61 m
- Transport height
- 2.155 m
- Soil pressure
- 0.42 kg/cm²
- Track width
- 300 mm
- Travel speed
- 6.8 km/h
- Model series
- D
- Engine manuf.
- Komatsu
- Engine type
- 4D95S-W
- Engine power
- 33.1 kW
- Displacement
- 2.69 l
- Revolutions at max torque
- 2450 rpm
More technical details, like: blade type, reverse travel speed, front blade width, transmission type, max. drawbar pull, dimension lxwxh, max. torque, no. of cylinders, cylinder bore x stroke, emission level are available in the full technical specs.
Basic model with ROPS cabin and corresponding blade
Special equipment
- Diesel particulate filter
-
No
- Rear ripper
-
No
- Tilt device
-
No
- Aircondition
-
No
Download datasheets (PDF)
Komatsu D21S-6A FAQ
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Events
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Machine inspection
Ask for inspection of your Komatsu D21S-6A from experts
Mevas is an international operating inspection service for used heavy machinery. Construction machinery inspectors are available in more than 20 countries.
Use this service to minimise the risk when buying used equipment. An inspection by Mevas costs less than repairing a defective hydraulic cylinder.
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Spare parts & Components
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Do your lookup for high quality parts for Komatsu D21S-6A online!
With a few, easy steps, you will find generic and genuine parts and replacements in well-catalogued lists. Wether you are dealer or an owner, LECTURA can lead you to the right direction.
Check the best offers from our partners and order the Bulldozers spare parts easily today - worldwide.
Transport
Bulldozers Transport & Shipping Services
In case you need to transport your machine, apply our services. Query the most appropriate transport quotes for Bulldozers created on transport dimensions and weights. Our partners provide large-scale services to satisfy your requirements.
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News
Construction News by LECTURA 26.08.2026
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