John Deere
Komatsu
D31A-17
Crawler Dozer
21 specifications
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Image 1 of 5
Specifications
39 data points
Operating Specifications
| Operating Weight | 18,640 lb |
|---|---|
| Fuel Capacity | 47.0 gal |
| Cooling System Fluid Capacity | 4.3 gal |
| Final Drives Fluid Capacity | 1.8 gal |
| Engine Oil Capacity | 3.7 gal |
| Hydraulic Fluid Capacity | 8.5 gal |
| Operating Voltage | 12 V |
| Alternator Supplied Amperage | 65 A |
Engine
| Engine Model | 4045T |
|---|---|
| Displacement | 276 in³ |
| Power Measured @ | 2,200 rpm |
| Net Power | 90.0 hp |
| Number of Cylinders | 4 |
| Aspiration | Altitude-compensating turbocharger |
| Torque Measured @ | 1,200 rpm |
| Max Torque | 306 lb-ft |
| Make | Deere |
Hydraulic System
| Pump Flow Capacity | 15.0 gal/min |
|---|---|
| Relief Valve Pressure | 3,000 psi |
| Pump Type | Gear |
Dimensions
| Ground Clearance | 15 in |
|---|---|
| Height - Top of Cab | 109 in |
| Length of Track on Ground | 93 in |
| Width Over Tracks | 79 in |
| Length w/ Blade | 168 in |
Transmission
| Max Speed - Forward | 5.0 mph |
|---|---|
| Max Speed - Reverse | 5.0 mph |
| Transmission Type | Hydrostatic |
Undercarriage
| Ground Pressure | 6 psi |
|---|---|
| Track Gauge | 61 in |
| Number of Track Rollers per Side | 7 |
| Number of Shoes per Side | 40 |
| Standard Shoe Size | 18 in |
| Ground Contact Area | 3,312 in³ |
| Track Pitch | 7 in |
Standard Blade
| Width | 106 in |
|---|---|
| Height | 37 in |
| Capacity | 2.69 yd³ |
| Blade Angle (both directions) | 22 ° |
Comparable machines
Other crawler dozers in a similar weight class.