SPECS / COMPARISON
Caterpillar D8R vs Caterpillar D8T WH
A detailed comparison of the Caterpillar D8R and the Caterpillar D8T WH. Click a model name to view its full specifications.
Horsepower
Caterpillar D8R244.6 kW (328 HP)
Caterpillar D8T WH258.8 kW (347 HP)
Operating Weight
Caterpillar D8R33497.8 kg (73850 lbs)
Caterpillar D8T WH38623.4 kg (85150 lbs)
| Specification | Caterpillar D8R Crawler Dozers | Caterpillar D8T WHCrawler Dozers |
|---|---|---|
| Type | Crawler Dozer | Crawler Dozer |
| Horsepower | 244.6 kW (328 HP) | 258.8 kW (347 HP) |
| Operating Weight | 33497.8 kg (73850 lbs) | 38623.4 kg (85150 lbs) |
| Pump Flow | 300.2 LPM (79.3 GPM) | — |
| Engine Manufacturer | Caterpillar | Caterpillar |
| Engine Model | 3406 C | C15 ACERT |
| Gross Power | 244.6 kW (328 HP) | 258.8 kW (347 HP) |
| Net Power | 227.4 kW (305 HP) | 231.2 kW (310 HP) |
| Aspiration | Turbocharged with aftercooled | — |
| Number of Cylinders | 6 | 6 |
| Displacement | 14633.7 cc (893 cu in.) | 15207.2 cc (928 cu in.) |
| Power Measured RPM | 2100 RPM | 2000 RPM |
| Alternator Supplied Amp. | 50 A | 100 A |
| Alternator | 50 A | 100 A |
| Battery | 24 V | 24 V |
| Transmission Type | PowerShift | — |
| Number of Forward Gears | 3 | — |
| Number of Reverse Gears | 3 | — |
| Max Speed Forward | 10.8 km/h (6.7 mph) | — |
| Max Speed Reverse | 13.8 km/h (8.6 mph) | — |
| Ground Pressure | 0.9 bar (13.1 psi) | — |
| Fuel Capacity | 625.3 l (165.2 gal) | 643.5 l (170 gal) |
| 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) | — |
| Cab Height | 350.5 cm (138.0 in.) | 347.5 cm (136.8 in.) |
| Width Over Track | 265.2 cm (104.4 in.) | 265.2 cm (104.4 in.) |
| Length Overall | 640.1 cm (252.0 in.) | 609.6 cm (240.0 in.) |
| Length without Blade | 457.2 cm (180.0 in.) | 466.3 cm (183.6 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 | 54.9 cm (21.6 in.) | 64.0 cm (25.2 in.) |
| Ground Contact Area | 91014.0 cm³ (5554 cu in.) | 90932.0 cm³ (5549 cu in.) |
| No of Shoes Per Side | 44 | — |
| No of Track Rollers Per Side | 8 | 8 |
| Shoe Size | 56.1 cm (22.1 in.) | 55.9 cm (22 in.) |
| Weight (Operating) | 33497.8 kg (73850 lbs) | 38623.4 kg (85150 lbs) |
| Track Pitch | 21.8 cm (8.6 in.) | — |
| Bore | — | 13.7 cm (5.4 in.) |
| Stroke | — | 17.3 cm (6.8 in.) |
| 1-Speed Forward | — | 3.4 km/h (2.1 mph) |
| 1-Speed Reverse | — | 4.5 km/h (2.8 mph) |
| 2-Speed Forward | — | 6.1 km/h (3.8 mph) |
| 2-Speed Reverse | — | 8.0 km/h (5 mph) |
| 3-Speed Forward | — | 10.6 km/h (6.6 mph) |
| 3-Speed Reverse | — | 14.2 km/h (8.8 mph) |
Values come from the manufacturer-sourced model files; empty cells mean the property is not published for that model. No performance ranking is applied.