Bulldozer SD7

Engine
Type :cummins NTA855-C280
Rated revelution : 2100
Engine power(kw): 177
Max torque(N.m/rpm): 1000/1450
Rated fuel consumption (g/kw.h): 235
Operation weight (kg): 23800
Max drawbar pull (KN): 209.92
Ground pressure (kpa): 71.9
Track gauge (mm): 1980
Min ground clearance (mm): 404
Gradient : 30o/25o
Dozing capacity(m3): 8.4
Blade width (mm): 3500
Max digging depth (mm): 498
Overall dimension (L*W*H): 5994*3500* 3402mm
Implement hydraulic system
Max system pressure(mpa): 18.6
Pump type : high pressure gear pump
System output (L/min) :194
Undercarriage system
Type :the track is triangle shape .the sprocket is elevated
Number of track rollers (each side): 7
Pitch (mm): 216
Width of shoe(mm) :560
Gear forward km/h
1st :0-3.9
2nd : 0-6.5
3rd: 0-10.9
Gear backward km/h
1st : 0-4.8
2nd : 0-8.2
3rd: 0-13.2
Transmission system
Torque converter : torque conver is power separationg hydraulic-mechanic type
Transmission :planetary,power shift transmission with three speeds forward and threespeedss
reverse ,speed and direction can be quickly shifted
Steering clutch : the steering clutch is pressed by spring ,separated hydraulic ,
constant engaged clutch
Steering brake : the braking clutch is pressed by spring ,separated hydraulic ,constant meshed type
Final drive : the final drive is two-stage planetary reduction gear mechanism ,splash lubrication.