1.0A140362.进退转臂Turning arm,forward&reverse...
1.0A140342.选择器-selector...
1.0A140382.进退转轴&turning shaft,forward&reverse...
1.0A140392.进退滑杆&sliding rod,forward&reverse...
1.0A140422.进退拔块&push block,forward&reverse...
1.0A140452.进退拔杆&push rod,forward&reverse...
1.0A140502.一二级拔叉&fork,1st&2nd speeds...
1.3202552.引导轮-front idler...