Caterpillar
Komatsu
D87E-3
Crawler Dozer
41 specifications
Caterpillar
D7R XR
- Operating Weight
- 54,100 lb
- Max Speed - Forward
- 6.8 mph
- Gross Power
- 247.0 hp
- Net Power
- 230.0 hp
1 / 5
Image 1 of 5
Specifications
66 data points
Operating Specifications
| Operating Weight | 54,100 lb |
|---|---|
| Fuel Capacity | 126.6 gal |
| Cooling System Fluid Capacity | 19.9 gal |
| Final Drives Fluid Capacity | 3.5 gal |
| Engine Oil Capacity | 7.3 gal |
| Hydraulic Fluid Capacity | 14.3 gal |
| Operating Voltage | 24 V |
| Alternator Supplied Amperage | 70 A |
Engine
| Engine Model | 3306 T |
|---|---|
| Displacement | 641 in³ |
| Power Measured @ | 2,100 rpm |
| Gross Power | 247.0 hp |
| Net Power | 230.0 hp |
| Number of Cylinders | 6 |
| Aspiration | Turbocharged |
| Flywheel Power | 230.0 hp |
| Maximum Flywheel Power | 247.0 hp |
Hydraulic System
| Pump Flow Capacity | 46.8 gal/min |
|---|---|
| Relief Valve Pressure | 3,306 psi |
| Pump Type | Piston |
Dimensions
| Ground Clearance | 17 in |
|---|---|
| Height - Top of Cab | 142 in |
| Length of Track on Ground | 121 in |
| Width Over Tracks | 114 in |
| Length w/ Blade | 239 in |
| Length w/o Blade | 187 in |
Transmission
| Max Speed - Forward | 6.8 mph |
|---|---|
| Max Speed - Reverse | 8.6 mph |
| Transmission Type | Power Shift |
| Number of Forward Gears | 3 |
| Number of Reverse Gears | 3 |
| 2 Forward | 4.0 mph |
| 3 Forward | 6.8 mph |
| 2 Reverse | 5.1 mph |
| 3 Reverse | 8.6 mph |
| 1 Forward | 2.2 mph |
| 1 Reverse | 3.0 mph |
Undercarriage
| Ground Pressure | 11 psi |
|---|---|
| Track Gauge | 78 in |
| Number of Track Rollers per Side | 8 |
| Number of Shoes per Side | 41 |
| Standard Shoe Size | 24 in |
| Ground Contact Area | 5,768 in³ |
| Ground Clearance | 2 in |
Service Refill Capacities
| Fuel Tank | 126.6 gal |
|---|---|
| Cooling System | 19.9 gal |
| Final Drive - Each | 3.5 gal |
| Hydraulic Tank | 14.3 gal |
| Engine Crankcase | 7.2 gal |
| Power Train | 48.1 gal |
Standard Blade
| Width | 146 in |
|---|---|
| Height | 60 in |
| Capacity | 9.00 yd³ |
Ripper
| Ripper Type | Parallelogram |
|---|---|
| Number of Pockets | 3 |
| Overall Beam Width | 87 in |
| Maximum Clearance Raised - Under Tip, Pinned in Bottom Hole | 25 in |
| Maximum Penetration | 30 in |
Winch
| Drum Diameter | 12 in |
|---|---|
| Drum Width | 12 in |
| Weight | 4,121 lb |
| Flange Diameter | 22 in |
| Oil Capacity | 21.4 gal |
| Winch and Bracket Length | 49 in |
| Winch Case - Width | 48 in |
| Increased Tractor Length - STD | 3 in |
Comparable machines
Other crawler dozers in a similar weight class.
