Among the key figures for the Komatsu d31s 18 bulldozer (1989-1996) are low engine power at 69.7 hp (52 kW) and low weight at 14,705 lb (6.67 t). The listed travel speed is 4.04 mph (6.5 km/h).
Specification profile
1989-1996
Weight: 14,705 lb (6.67 t)Engine power: 69.7 hp (52 kW)Travel speed: 4.04 mph (6.5 km/h)Engine speed at max torque: 2,350 rpm
14,705 lb (6.67 t)Weight
69.7 hp (52 kW)Engine power
4.04 mph (6.5 km/h)Travel speed
2,350 rpmEngine speed at max torque
193 lb-ft (261 Nm)Maximum torque
6.25 ft (1.91 m)Transport width
13 in (330 mm)Track Width
8.33 ft (2.54 m)Transport height
How it compares
Low, average or high?
Engine power
Low
69.7 hp (52 kW)
Low 61.7 hp (46 kW)Typical 222 hp (165 kW)High 758 hp (565 kW)
Engine power is well below the typical figure.
Weight
Low
14,705 lb (6.67 t)
Low 10,097 lb (4.58 t)Typical 52,108 lb (23.6 t)High 165,347 lb (75 t)
Weight is well below the typical figure.
Travel speed
Low
4.04 mph (6.5 km/h)
Low 4.04 mph (6.5 km/h)Typical 6.47 mph (10.4 km/h)High 8.7 mph (14 km/h)
Travel speed is well below the typical figure.
Maximum torque
Low
193 lb-ft (261 Nm)
Low 339 lb-ft (460 Nm)Typical 863 lb-ft (1,169 Nm)High 1,988 lb-ft (2,696 Nm)
Maximum torque is well below the typical figure.
Transport width
Low
6.25 ft (1.91 m)
Low 5.87 ft (1.79 m)Typical 9.9 ft (3.02 m)High 15.4 ft (4.69 m)
Transport width is well below the typical figure.
Transport height
Below average
8.33 ft (2.54 m)
Low 7.19 ft (2.19 m)Typical 10.8 ft (3.3 m)High 15.1 ft (4.59 m)
Transport height is below the typical figure.
Visual overview
Key measurements
Overall size
The main published dimensions shown together at a glance.
Equipment
Features & equipment
Published equipment and feature availability for this model.
Air conditioningNO
Diesel particulate filterNO
Rear RipperNO
Tilt DeviceNO
Overview
Model information
| Manufacturer | Komatsu |
|---|---|
| Model | d31s 18 bulldozer |
| Model year / production | 1989-1996 |
Full specifications
Technical details
Performance
Engine power69.7 hp (52 kW)
Maximum torque193 lb-ft (261 Nm)
Engine speed at max torque2,350 rpm
Soil Pressure0.54 kg/cm²
Travel speed4.04 mph (6.5 km/h)
Dimensions
Track Width13 in (330 mm)
Transport height8.33 ft (2.54 m)
Transport length13.4 ft (4.09 m)
Transport width6.25 ft (1.91 m)
Capacity & weight
Weight14,705 lb (6.67 t)
Engine & drivetrain
Cylinder bore × stroke95×115 mm
Displacement1.29 US gal (4.89 L)
Engine manufacturerKomatsu
Engine type6D95L
Number of cylinders6.0
Features
Air conditioningNo
Diesel particulate filterNo
Other specifications
Model seriesD
Rear RipperNo
Tilt DeviceNo
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