Komatsu D21A-8
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Contents:
Dimensions
| Length W/ Blade | 11.04 ft in (3365 mm) |
| Width Over Tracks | 4.33 ft in (1310 mm) |
| Height To Top Of Cab | 8.04 ft in (2450 mm) |
Undercarriage
| Standard Shoe Size | 11.8 in (300 mm) |
| Ground Pressure | 4.77 psi (32.9 kPa) |
| Number Of Shoes Per Side | 37 |
| Number Of Track Rollers Per Side | 5 |
| Ground Contact Area | 1570 in2 (1.01 m2) |
Engine
| Number Of Cylinders | 4 |
| Engine Make | 2238 |
| Engine Model | 4D94LE-2 |
| Gross Power | 43.1 hp (32.2 kw) |
| Net Power | 40 hp (29.5 kw) |
| Displacement | 186 cu in (3.1 L) |
| Aspiration | naturally aspirated |
Operational
| Operating Weight | 8690 lb (3940 kg) |
| Fuel Capacity | 15.9 gal (60 L) |
| Cooling System Fluid Capacity | 2.6 gal (10 L) |
| Engine Oil Capacity | 1.7 gal (6.6 L) |
| Hydraulic Fluid Capacity | 5.5 gal (21 L) |
| Final Drives Fluid Capacity | 1.6 gal (6 L) |
Transmission
| Transmission Type | Komatsu HYDROSHIFT transmission |
| Number Of Forward Gears | 2 |
| Number Of Reverse Gears | 2 |
| Max Speed - Forward | 2.7 mph (4.4 km/h) |
| Max Speed - Reverse | 3.5 mph (5.6 km/h) |
Standard Blade
| Width | 7.1 ft in (2170 mm) |
| Height | 2.7 in (820 mm) |
| Blade Angle (Both Directions) | 25 degrees |
| Cutting Depth | 14 in (355 mm) |
