SPECS / COMPARISON
Caterpillar D8R II vs Caterpillar D8R
A detailed comparison of the Caterpillar D8R II and the Caterpillar D8R. Click a model name to view its full specifications.
Horsepower
Caterpillar D8R II231.2 kW (310 HP)
Caterpillar D8R244.6 kW (328 HP)
Operating Weight
Caterpillar D8R II37630.0 kg (82960 lbs)
Caterpillar D8R33497.8 kg (73850 lbs)
| Specification | Caterpillar D8R II Crawler Dozers | Caterpillar D8RCrawler Dozers |
|---|---|---|
| Type | Crawler Dozer | Crawler Dozer |
| Horsepower | 231.2 kW (310 HP) | 244.6 kW (328 HP) |
| Operating Weight | 37630.0 kg (82960 lbs) | 33497.8 kg (73850 lbs) |
| Engine Manufacturer | Caterpillar | Caterpillar |
| Engine Model | 3406 E TA | 3406 C |
| Gross Power | 231.2 kW (310 HP) | 244.6 kW (328 HP) |
| Number of Cylinders | 6 | 6 |
| Displacement | 14600.9 cc (891 cu in.) | 14633.7 cc (893 cu in.) |
| Power Measured RPM | 2000 RPM | 2100 RPM |
| Number of Forward Gears | 3 | 3 |
| Number of Reverse Gears | 3 | 3 |
| Max Speed Forward | 10.6 km/h (6.6 mph) | 10.8 km/h (6.7 mph) |
| Max Speed Reverse | 13.8 km/h (8.6 mph) | 13.8 km/h (8.6 mph) |
| Ground Pressure | 1.0 bar (14.7 psi) | 0.9 bar (13.1 psi) |
| Fuel Capacity | 625.3 l (165.2 gal) | 625.3 l (165.2 gal) |
| Cab Height | 353.6 cm (139.2 in.) | 350.5 cm (138.0 in.) |
| Width Over Track | 271.3 cm (106.8 in.) | 265.2 cm (104.4 in.) |
| Length Overall | 658.4 cm (259.2 in.) | 640.1 cm (252.0 in.) |
| Length without Blade | 493.8 cm (194.4 in.) | 457.2 cm (180.0 in.) |
| Length of Track on Ground | 323.1 cm (127.2 in.) | 323.1 cm (127.2 in.) |
| Track Gauge | 210.3 cm (82.8 in.) | 210.3 cm (82.8 in.) |
| Ground Clearance | 61.0 cm (24.0 in.) | 54.9 cm (21.6 in.) |
| Ground Contact Area | 90850.1 cm³ (5544 cu in.) | 91014.0 cm³ (5554 cu in.) |
| No of Track Rollers Per Side | 8 | 8 |
| Shoe Size | 56.1 cm (22.1 in.) | 56.1 cm (22.1 in.) |
| Weight (Operating) | 37630.0 kg (82960 lbs) | 33497.8 kg (73850 lbs) |
| Pump Flow | — | 300.2 LPM (79.3 GPM) |
| Net Power | — | 227.4 kW (305 HP) |
| Aspiration | — | Turbocharged with aftercooled |
| Alternator Supplied Amp. | — | 50 A |
| Alternator | — | 50 A |
| Battery | — | 24 V |
| Transmission Type | — | PowerShift |
| Engine Oil Capacity | — | 32.6 l (8.6 gal) |
| Cooling System Capacity | — | 92.4 l (24.4 gal) |
| Hydraulic Capacity | — | 72.3 l (19.1 gal) |
| Final Drives Capacity | — | 14.0 l (3.7 gal) |
| Pump type | — | Piston |
| Hydraulic Pump Flow | — | 300.2 LPM (79.3 GPM) |
| Relief Valve Pressure | — | 241.3 bar (3500 psi) |
| No of Shoes Per Side | — | 44 |
| Track Pitch | — | 21.8 cm (8.6 in.) |
Values come from the manufacturer-sourced model files; empty cells mean the property is not published for that model. No performance ranking is applied.