... -Speeds: 12 forward, 1 reverse -Wheelbase: 3400 "YOULONG" 4×2 Tractor Truck: Reinforced-Model OVERALL PARAMETERSTruck modelSTQ4188L2Y93Approach angle25°Departure angle45 ... 9.41, 7.31, 5.71, 4.46, 3.48, 2.71, 2.11, 1.64, 1.28, 1.00, 0.78 ... tank430L, aluminium alloyExhaust systemMuffler, anti-scald boardElectrical system24V Voltage, 2×12V/165Ah BatteryBrake system1. Service brake:dump type air brake ...