Komatsu D21P-8 Crawler Dozer Specs

Category: Crawler Dozers ➔
Manufacturer: Komatsu ➔
Model: D21P-8 ➔

The Komatsu D21P-8 Crawler Dozer is a powerful and versatile machine designed for a variety of earthmoving and construction applications. With a compact size and impressive operating weight of 9350 lbs, this dozer can handle a range of tasks with ease. Equipped with a Komatsu 4D94LE-2 engine producing 40 hp, the D21P-8 delivers reliable performance and efficiency on the job site. Its standard blade features a 25 cu yd capacity and 8.5 ft width, making it ideal for pushing and leveling materials. Operating at maximum speeds of 2.7 mph forward and 3.5 mph in reverse, this crawler dozer offers excellent maneuverability and control.

Dimensions

Komatsu D21P-8 Crawler Dozer Dimensions specifications
Height - Top of Cab	8.10 ft (2.47 m)
Length w/ Blade	11.10 ft (3.38 m)
Width Over Tracks	5.00 ft (1.52 m)

Engine

Komatsu D21P-8 Crawler Dozer Engine specifications
Aspiration	naturally aspirated
Displacement	186.00 cu in (3,048.00 cu cm)
Engine Model	4D94LE-2
Gross Power	43.10 hp (32.14 kw)
Make	Komatsu
Net Power	40.00 hp (29.83 kw)
Number of Cylinders	4

Operating Specifications

Komatsu D21P-8 Crawler Dozer Operating Specifications specifications
Cooling System Fluid Capacity	2.60 gal (9.84 l)
Engine Oil Capacity	1.70 gal (6.43 l)
Final Drives Fluid Capacity	2.10 gal (7.95 l)
Fuel Capacity	15.90 gal (60.18 l)
Hydraulic Fluid Capacity	5.50 gal (20.82 l)
Operating Weight	9,350.00 lbs (4,241.09 kg)

Standard Blade

Komatsu D21P-8 Crawler Dozer Standard Blade specifications
Blade Angle (both directions)	25 degrees
Capacity	25.00 cu yd (19.11 cu m)
Height	2.70 in (6.86 cm)
Width	8.50 ft (2.59 m)

Transmission

Komatsu D21P-8 Crawler Dozer Transmission specifications
Max Speed - Forward	2.70 mph (4.35 kph)
Max Speed - Reverse	3.50 mph (5.63 kph)
Number of Forward Gears	2
Number of Reverse Gears	2
Transmission Type	Komatsu HYDROSHIFT transmission

Undercarriage

Komatsu D21P-8 Crawler Dozer Undercarriage specifications
Ground Contact Area	2,664.00 cu in (43,655.23 cu cm)
Ground Pressure	3 psi
Number of Shoes per Side	37
Number of Track Rollers per Side	5
Standard Shoe Size	20.00 in (50.80 cm)

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