Komatsu D21A-7E Crawler Dozer
Crawler Dozer // Komatsu
Komatsu D21A-7E Dimensions
| Ground Clearance: | 1 ft (0 m) |
| Height - Top of Cab: | 8.2 ft (3 m) |
| Length of Track on Ground: | 5.6 ft (2 m) |
| Length w/ Blade: | 11.2 ft (3 m) |
| Length w/o Blade: | 8.4 ft (3 m) |
| Width Over Tracks: | 4.3 ft (1 m) |
| Track Gauge: | 5.3 ft in (13 cm) |
Komatsu D21A-7E Engine
| Displacement: | 169.4 cu in (0 m) |
| Engine Model: | 4D94E |
| Gross Power: | 40 hp (30 kw) |
| Number of Cylinders: | 4.0 |
| Power Measured @: | 2450 rpm |
Komatsu D21A-7E Hydraulic System
Komatsu D21A-7E Operating Specifications
| Operating Weight: | 8113.1 lbs (3,680 kg) |
Komatsu D21A-7E Standard Blade
| Height: | 23.3 in (59 cm) |
| Width: | 7.2 ft (2 m) |
Komatsu D21A-7E Transmission
| Number of Forward Gears: | 2.0 |
| Number of Reverse Gears: | 2.0 |
| Transmission Type: | HS |
Komatsu D21A-7E Undercarriage
| Number of Track Rollers per Side: | 5.0 |
| Standard Shoe Size: | 11.9 in (30 cm) |
| Track Gauge: | 4.3 ft (1 m) |
