SD9 Bulldozer

SD9 Bulldozer: semi-rigid elasticity suspending, hydraulic-mechanical transmission, elevated sprocket track type, wholly hydraulic operation, pilot hydraulic controlling blade operation, modular designing components easily for maintaining, portable laboursaving nicety man-machine designing controlling system, electric monitoring, ROPS cabin, many optional equipment, broadly used in transport, desert, oil field, power station, mine, swamp etc. large-scale stone construction. You can select original American Cummins engine, standard emission with Tier 3 with lower fuel consumption and stronger power output.

  • Engine Rated Power- (464 HP) (346 kw)
  • Operating weight (without ripper) Kg - 44580
  • Operation weight (including ripper) (Kg) - 48880
  • Min. Ground Clearance (mm) - 517
  • Track gauge(mm) - 2250
  • Blade width (mm) - 4314
  • Dozing capacity m3 - 13.5
  • Gradient - 30°/25°
  • Overall dimensions (mm) - 8478×4314×3970


Make Cummins
TypeAir to air after cooled, mechanical injector
Cooling System TypeWater cooled
Turbo chargedYes
Rated Power (KW/HP)(464 HP) (346 kw) 
Rated Revolution (rpm)1800
Maximum Torque (N.m/rpm)2169/1400
No. of cylinders6
Bore x Stroke ( mm)126x130
Displacement16 L
Fan Drive typeBelt Drive
Min ground clearance(mm)600
Compression rate14.5 : 1
Fuel filter2
Fuel System TypeChongqing Cummins type, mechanical control fuel injection
Electrical Alternator24V / 50A
Starting motor8.5 KW
Battery Rating2 x 12V, 120 Ah
LED LightsYes
Power Train 
Torque convertor / ClutchTorque Converter is power Separating hydraulic mechanic type. 
TypePower separating hydraulic mechanical type
Transmission/Gear BoxTransmission Type
Type / ModelPower shift planetary transmission with 3 speeds forward and 3 speed reverse, speed and direction can be quickly shifted
No. of gear forward3
No. of gear backward3
Max forward speed10.8
Max reverse speed13.9
Maximum drawbar pull1st gear - 250.9 KN 2nd gear - 230.4 KN
Hydraulic System 
Operation typePilot hydraulic control
Hydraulic pump 
TypeGears oil pump
Capacity / Discharge220 (L/min)
Relief pressure / Max pressure20 Mpa
Hydraulic cylinders 
TypeDouble acting piston type
Blade jack lift (No. of cylinders/bore x stroke)2 / 120 x 1425
Blade tilt (No. of cylinders/bore x stroke)1 / 180 x 203
Ripper : (No. of cylinders /Bore x Stroke (mm))Ripper digging: 2 / (165.1 x 445) Ripper lift: 2 / (180 x 280)
Control Valves TypePilot operated with joystick control
TypeThe steering clutch is hydraulic pressed, usually separated clutch
Steering ControlHydraulically operated
Under Carriage 
Track gauge (mm) / Track pitch2250
Track rollers (each side)8
Carrier rollers (each side)1
Track shoes (each side)44
Shoe width (mm)610 mm
Ground pressure112 Kpa including ripper and blade
No. of idler (each side)2
EngineReplaceable cartridge filter
TransmissionOne magnetic oil strainer and replaceable element by-pass filter
Steering & BrakingOne magnetic oil strainer and replaceable element by-pass filter
Hydraulic SystemReturn filter
Operating Mass 
Operating mass (kg) (approx.)including single shank ripper - 44580
Blade Specifications - General 
BLADE ATTACHMENT 1 - Standard MachineTilt Semi U blade/ Standard Blade
Overall length with Ripper8478×4314×3970 mm
Max. lift above ground / height (mm)1300
Max. drop below ground/ Max digging depth614
Blade / Dozing Capacity(Cum)13.5
Mass in (kg) Dozer Blade attachment / Dozing weight6550 kg
Blade width (mm)4314
Blade height (mm)2000
TypeThe braking clutch is pressed by spring, separated hydraulic, meshed type Wet banding structure
Control / Actuation typefoot brake, hydraulic booster
CABINSealed cabin with air conditioner with ROPS
INSTRUMENTATIONHour meter, fuel gauge, temperature gauge, battery charge indicator, horn, oil pressure gauge, front light, rear lights, plough lights, indicator lights
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Optional Attachment 

1). Stage III engine 
2). Air conditioner 
3). U blade (Coal blade) 
4). 3 shank ripper 
5). Single shank ripper 
6). Solid waste blade 
7). Special machine for solid waste with broad 910mm triangular track plates