- Category: Crawler Dozers ➔
- Manufacturer: Caterpillar ➔
- Model: D9N ➔
The Caterpillar D9N is a heavy-duty crawler dozer designed for earthmoving, mining, land clearing, and large-scale construction applications. Part of Caterpillar's D9 series, the D9N is known for its high drawbar pull, durable undercarriage, and ability to handle demanding grading and pushing tasks. It typically features a large diesel engine, power shift transmission, and a robust blade configuration suited to rough terrain and bulk material movement. The D9N is commonly used in quarry work, site preparation, and heavy civil projects where traction, stability, and long service life are important.
Dimensions
| Ground Clearance | 1.70 ft (0.52 m)
|
| Height - Top of Cab | 12.90 ft (3.93 m)
|
| Length of Track on Ground | 11.40 ft (3.47 m)
|
| Length w/ Blade | 22.60 ft (6.89 m)
|
| Length w/o Blade | 17.00 ft (5.18 m)
|
| Width Over Tracks | 9.50 ft (2.90 m)
|
Engine
| Displacement | 1,098.50 cu in (18,001.23 cu cm)
|
| Engine Model | 3408
|
Hydraulic System
| Pump Flow Capacity | 81.90 gpm (309.99 lpm)
|
| Relief Valve Pressure | 2700 psi
|
Operating Specifications
| Fuel Capacity | 209.30 gal (792.20 l)
|
| Hydraulic Fluid Capacity | 23.60 gal (89.33 l)
|
Standard Blade
| Height | 71.30 in (181.10 cm)
|
| Width | 14.20 ft (4.33 m)
|
Transmission
| Max Speed - Forward | 7.60 mph (12.23 kph)
|
| Max Speed - Reverse | 9.30 mph (14.97 kph)
|
| Number of Forward Gears | 3
|
| Number of Reverse Gears | 3
|
| Transmission Type | powershift
|
Undercarriage
| Ground Contact Area | 6,572.10 cu in (107,697.66 cu cm)
|
| Ground Pressure | 14.3 psi
|
| Number of Track Rollers per Side | 8
|
| Standard Shoe Size | 24.10 in (61.21 cm)
|
| Track Gauge | 7.40 ft (2.26 m)
|