- Category: Crawler Dozers ➔
- Manufacturer: Caterpillar ➔
- Model: D9R ➔
The Caterpillar D9R is a heavy-duty crawler dozer designed for earthmoving, mining, land clearing, and large-scale construction applications. Part of Caterpillar's D9 series, the D9R is known for its high drawbar pull, durable undercarriage, and strong blade control in demanding conditions. It is typically equipped with a Caterpillar diesel engine, power shift transmission, and a rugged steel track system for traction on rough terrain. The D9R is used for grading, ripping, pushing material, and site preparation. Its serviceability, frame strength, and operating weight make it a widely recognized model in the crawler dozer category.
Dimensions
| Ground Clearance | 2.00 ft (0.61 m)
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| Length of Track on Ground | 11.40 ft (3.47 m)
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| Width Over Tracks | 9.70 ft (2.96 m)
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Engine
| Displacement | 1,098.50 cu in (18,001.23 cu cm)
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| Number of Cylinders | 8
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| Power Measured @ | 1900 rpm
|
Operating Specifications
| Engine Oil Capacity | 12.00 gal (45.42 l)
|
| Final Drives Fluid Capacity | 5.00 gal (18.93 l)
|
| Fuel Capacity | 216.00 gal (817.56 l)
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| Hydraulic Fluid Capacity | 19.00 gal (71.92 l)
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| Operating Voltage | 24 volts
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Transmission
| Max Speed - Forward | 7.40 mph (11.91 kph)
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| Max Speed - Reverse | 9.10 mph (14.64 kph)
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| Number of Forward Gears | 3
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| Number of Reverse Gears | 3
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| Transmission Type | Powershift
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Undercarriage
| Ground Pressure | 16.1 psi
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| Number of Track Rollers per Side | 8
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| Standard Shoe Size | 24.10 in (61.21 cm)
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| Track Gauge | 7.40 ft (2.26 m)
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