HD90009360032 弹簧制动气室（左）Spring brake chamber (left)

81.50310.0318 右气室支架 Right ventricular stent

HD90149320022 轴承 Bearings

DZ90009320129 法兰盘 Flange assembly

DZ9112320363 差速器壳（右）Drive shaft housing (right)

DZ9112320358 调整螺母（右）Adjusting nut (right)