4X2 trailer 1.15-30T towing mass 2.290 hp engine 3.4X2 drive type 4X2 trailer ... 1190N.M Gearbox ratioForward:11.02,6.55,4.64,3.36,2.46,1.95,1.38,1,0.73Reverse: ... alloy Exhaust systemMuffler, anti-scald board Electrical system24V Voltage,2×12V/165Ah Battery Brake system1.Service brake:dump-type air ... brake,2.Parking brake:spring type air shut-off brake,3. ...