Chapter 18 Driving Axle 同©大学 TONGII UNIVERSTTY Segment 1 Final Drive 主减速器壳体 半铂套管 主减速器从动齿轮 半钩 主减速器主动齿轮 半 差速器 >To reduce speed and increase torque; >To change the rotation of torque.Chapter 18 Driving Axle Segment 1 Final Drive To reduce speed and increase torque； To change the rotation of torque