Caterpillar D9 D9N Dozer bulldozer

Engine
Make Caterpillar
Model 3406C
Gross Power 306 hp 228.2 kw
Net Power 285 hp 212.5 kw
Power Measured @ 2100 rpm
Displacement 890.9 cu in 14.6 L
Number of Cylinders 6
Aspiration turbocharged and aftercooled


Operational
Operating Weight 82589.6 lb 37462 kg
Fuel Capacity 128.9 gal 488 L
Cooling System Fluid Capacity 19.5 gal 73.9 L
Engine Oil Capacity 9.8 gal 37 L
Hydraulic Fluid Capacity 18.5 gal 70 L
Powertrain Fluid Capacity 34.1 gal 129 L
Final Drives Fluid Capacity 3.7 gal 14 L
Operating Voltage 24 V
Alternator Supplied Amperage 50 amps


Transmission
Type Planetary powershift
Number of Forward Gears 3
Number of Reverse Gears 3
Max Speed - Forward 6.7 mph 10.8 km/h
Max Speed - Reverse 8.6 mph 13.9 km/h


Undercarriage
Ground Pressure 14.6 psi 100.6 kPa
Ground Contact Area 5580 in2 3.6 m2
Standard Shoe Size 22 in 560 mm
Number of Shoes per Side 44
Number of Track Rollers per Side 8
Track Pitch 8.5 in 215.9 mm
Track Gauge 6.8 ft in 2083 mm


Hydraulic System
Relief Valve Pressure 3500 psi 24131.6 kPa
Pump Flow Capacity 63.4 gal/min 240 L/min
Standard Blade
Width 12.9 ft in 3940 mm
Height 66.5 in 1690 mm
Capacity 11.4 yd3 8.7 m3
Cutting Depth 22.9 in 582 mm


Dimensions
Length w/o Blade 16.3 ft in 4954 mm
Length w/ Blade 20.6 ft in 6265 mm
Width Over Tracks 8.7 ft in 2642 mm
Height to Top of Cab 11.3 ft in 3430 mm
Length of Track on Ground 10.5 ft in 3200 mm
Ground Clearance 1.7 ft in 528 mm