山推变速箱齿圈10y-15-00027，山推SD13推土机齿圈YXH25优先卸荷阀YXH-01阀体YXH-02A优先阀芯YXH-03A控制口螺塞YXH-05垫片YXH-07螺塞IYXH-08卸荷阀芯YF06-01安全阀IID32-3螺塞YXH-04A弹簧SXH25-13弹簧YXH-06安全阀IYXH-11单向阀YXH-10弹簧ZG1/8螺堵ZG1/8YXH-09螺塞IIGB3452.120×2.4O形圈20×2.4GB3452.126.5×2.65O形圈26.5×2.65GB3452.116×1.8O形圈16×1.8)