Height-adjustable air suspension, PSI tire automatic inflatable, and smart tank container defender system technology a. Specification of Tractor ItemParametersProduct ModelWS4250BDrive6×4Dimensions (L × W × H, mm)7515×2490×3700Wheelbase (mm)3850+1350Front suspension/ rear suspension(mm)1480/835Tread (front / middle / rear, mm)2040/1860/1860Curb weight (kg)8805Total mass of permissible trailer (kg ...