Komatsu D21A-8 Crawler Dozer
Category: Crawler Dozers (See all Crawler Dozers for sale)
Manufacturer: Komatsu (See all Komatsu Equipment for sale)
Model: D21A-8 (See all Komatsu D21A-8 for sale)
Dimensions
| Height - Top of Cab | 8.1 ft |
| Length w/ Blade | 11.1 ft |
| Width Over Tracks | 4.4 ft |
Engine
| Aspiration | naturally aspirated |
| Displacement | 186 cu in |
| Engine Model | 4D94LE-2 |
| Gross Power | 43.1 hp (32 kw) |
| Make | Komatsu |
| Model | 4D94LE-2 |
| Net Power | 40 hp (30 kw) |
| Number of Cylinders | 4 |
Operating Specifications
| Cooling System Fluid Capacity | 2.6 gal |
| Engine Oil Capacity | 1.7 gal |
| Final Drives Fluid Capacity | 1.6 gal |
| Fuel Capacity | 15.9 gal |
| Hydraulic Fluid Capacity | 5.5 gal |
| Operating Weight | 8690 lbs |
Standard Blade
| Blade Angle (both directions) | 25 deg |
| Height | 2.7 in |
| Width | 7.1 ft |
Transmission
| Max Speed - Forward | 2.7 mph (3 kph) |
| Max Speed - Reverse | 3.5 mph (5 kph) |
| Number of Forward Gears | 2 |
| Number of Reverse Gears | 2 |
| Transmission Type | Komatsu HYDROSHIFT transmission |
Undercarriage
| Ground Contact Area | 1570 cu in |
| Ground Pressure | 4.8 psi |
| Number of Shoes per Side | 37 |
| Number of Track Rollers per Side | 5 |
| Standard Shoe Size | 11.8 in |
