Input shaft and gear assembly

Input shaft and first axle gear assembly (Overspeed gear , Short input shaft)

Climb gear of main shaft

Climb gear of main shaft

First-speed gear of main shaft

First-speed gear of main shaft (Double cone locking ring)

First/second gear shift fork shaft

First/second gear shift fork shaft assembly (Helical tooth , Synchronizer)

Gear flexible shaft assembly ( Fine/4000)