81.50301.0223 制动凸轮轴-左 Front brake camshaft – left

81.50301.0227 制动凸轮轴 Brake camshaft

81.50610.6212 间隙调整臂总成(左) Left of the brake adjustment arm

81.50610.6213 间隙调整臂总成(右) Clearance adjustment arm assembly (left)

81.50310.0319 气室支架 Air Chamber Bracket