... steel tube welded,toe-in 0-3mm; 5.Drive axle:Double reduction,full-floating axle shaft.Cast-steel axle housing,Central ... reduction ratio is 4.14:1 and Epicyclic reduction ratio is 3.33:1 and ... independent circuits,pneumatic control brakes system internal expanding drum brake,Double pneumatic disengaged spring applied,parking brake.8.Suspension:Semi-elliptic ...