Bulldozer manufacturers SD7N BULLDOZER with Cummins engine, straight blade, sealed ROPS cabin, hydraulic assisting operating, good quality and competitive price Main Features SD7N bulldozer is track-type bulldozer with elevated sprocket, power shift drive, semi-rigid suspended and hydraulic controls. It is with modular design, easy to repair maintenance. Pilot hydraulic control with high working efficiency. According to the man-machine engineering design, the control system is smart and accurate. It is equipped with multi-function display and ROPS cabin . It can be equipped with U-blade, single shank ripper, three shanks ripper etc.. It is an ideal machine used in communication construction, oil field, power, mining etc. large earth moving projects. Main Specifications Technical Data\ModelSD7N DozerTilt Operating weight without ripper (kg)23800 Ground pressure (kpa)71.9 Track gauge (mm)1980 Min. ground clearance (mm)404 Gradient30掳/25掳 Dozing capacity (m鲁)8.4 Blade width (mm)3500 Max. digging depth(mm)498 Overall dimensions without ripper(mm)5677*3500*3402 EngineTypeCUMMINS NTA855-C280S10 Rated revelution (rpm)2100 Flywheel power (KW/HP)185/252 Driving systemTorque converterPower separating锛?hydraulic-mechanic type TransmissionPlanetary, power shifting transmission with three speeds forward and three speeds reverse, speed and direction can be quickly shifted Steering clutchHydraulic pressed, non-constant engaged clutch Brake clutchPressed by spring, separated hydraulic, constant meshed type Final driveTwo-stage planetary reduction gear mechanism, splash lubrication Undercarriage systemTypeThe track is triangle shape, the sprocket is elevated elastic suspended Number of track rollers (each side)7 Pitch (mm)216 Width of shoe (mm)560 Gear1st2nd3rd Forward km/h0-3.90-6.50-10.9 Backward km/h0-4.80-8.20-13.2 Implement hydraulic systemMax. system pressure (Mpa)20 Pump typeHigh pressure gears pump System output (L/min)170Bulldozer manufacturers website:http://www.topwayloaders.com/bulldozer/