Komatsu D21A-3
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Contents:
Dimensions
| Length W/ Blade | 11.32 ft in (3450 mm) |
| Width Over Tracks | 5.06 ft in (1540 mm) |
| Height To Top Of Cab | 6.85 ft in (2085 mm) |
| Length Of Track On Ground | 5.5 ft in (1675 mm) |
| Ground Clearance | 1.02 ft in (310 mm) |
| Length W/O Blade | 8.09 ft in (2465 mm) |
Undercarriage
| Track Gauge | 3.91 ft in (1190 mm) |
| Standard Shoe Size | 11.82 in (300 mm) |
| Number Of Track Rollers Per Side | 5 |
| Number Of Shoes Per Side | 37 |
| Ground Pressure | 4.12 psi (28.41 kPa) |
| Track Pitch | 5.32 in (135 mm) |
Engine
| Number Of Cylinders | 4 |
| Engine Make | 2238 |
| Engine Model | 4D92-1 |
| Gross Power | 37 hp (27.6 kw) |
| Power Measured @ | 2450 rpm |
| Displacement | 159 cu in (2.7 L) |
Operational
| Operating Weight | 7561.9 lb (3430 kg) |
| Fuel Capacity | 15.9 gal (60 L) |
| Cooling System Fluid Capacity | 3.7 gal (14 L) |
Transmission
| Transmission Type | HS |
| Number Of Forward Gears | 3 |
| Number Of Reverse Gears | 3 |
| Max Speed - Forward | 4.3 mph (6.9 km/h) |
| Max Speed - Reverse | 4 mph (6.4 km/h) |
Standard Blade
| Width | 7.6 ft in (2300 mm) |
| Height | 22.3 in (565 mm) |
| Capacity | 1 yd3 (0.8 m3) |
| Cutting Depth | 12.6 in (320 mm) |
