- Category: Crawler Dozers ➔
- Manufacturer: Caterpillar ➔
- Model: D9T ➔
The Caterpillar D9T is a heavy-duty crawler dozer designed for large-scale earthmoving, mining, quarry, and site preparation work. It is part of Caterpillar's D9 series and is known for high drawbar pull, strong blade capacity, and durable undercarriage performance in demanding conditions. The D9T typically features a Caterpillar diesel engine, power shift transmission, and a reinforced frame built for pushing, ripping, and grading material. Common applications include land clearing, bulk excavation, road construction, and material handling. As a crawler dozer, the D9T uses tracks for traction and stability on rough or soft ground.
General Specifications
| Engine Power hp (kW) | 410 (306) Starting 2019 Model Year |
| Engine Type | Cat C18 ACERT Starting 2019 Model Year |
| Weight lbs (kg) | 94,265 (42,758) Starting 2019 Model Year |
Dimensions
| Ground Clearance | 2.00 ft (0.61 m)
|
| Height - Top of Cab | 12.50 ft (3.81 m)
|
| Length of Track on Ground | 11.40 ft (3.47 m)
|
| Length w/ Blade | 21.80 ft (6.64 m)
|
| Length w/o Blade | 16.10 ft (4.91 m)
|
| Width Over Tracks | 9.40 ft (2.87 m)
|
Engine
| Displacement | 1,106.00 cu in (18,124.13 cu cm)
|
| Engine Model | C18 ACERT
|
| Gross Power | 464.00 hp (346.01 kw)
|
| Make | Cat
|
| Power Measured @ | 1800 rpm
|
Hydraulic System
| Pump Flow Capacity | 101.00 gpm (382.29 lpm)
|
| Pump type | Piston
|
| Relief Valve Pressure | 5875 psi
|
Operating Specifications
| Alternator Supplied Amperage | 95 amps
|
| Cooling System Fluid Capacity | 27.50 gal (104.09 l)
|
| Engine Oil Capacity | 10.00 gal (37.85 l)
|
| Final Drives Fluid Capacity | 3.90 gal (14.76 l)
|
| Fuel Capacity | 235.00 gal (889.48 l)
|
| Hydraulic Fluid Capacity | 23.50 gal (88.95 l)
|
| Operating Voltage | 24 volts
|
Standard Blade
| Capacity | 17.70 cu yd (13.53 cu m)
|
| Height | 6.50 in (16.51 cm)
|
| Width | 14.30 ft (4.36 m)
|
Transmission
| Max Speed - Forward | 7.30 mph (11.75 kph)
|
| Max Speed - Reverse | 8.90 mph (14.32 kph)
|
| Number of Forward Gears | 3
|
| Number of Reverse Gears | 3
|
| Transmission Type | Power Shift
|
Undercarriage
| Ground Contact Area | 6,569.00 cu in (107,646.86 cu cm)
|
| Ground Pressure | 16.1 psi
|
| Number of Shoes per Side | 43
|
| Number of Track Rollers per Side | 8
|
| Standard Shoe Size | 24.00 in (60.96 cm)
|
| Track Gauge | 7.40 ft (2.26 m)
|
| Track Pitch | 9.50 in (24.13 cm)
|