- Ball Seat Ring
- Drawing No：az2229040012
- Auxiliary Shift Cylinder
- Drawing No：az2222230001
- Small Cover End Cover (Rocker Arm Side)
- Drawing No：az2222210002
- Transmission middle housing
- Drawing No：az2220010002
- Insert Gear Shift Fork
- Drawing No：az2214230001
- Shift Rocker Arm
- Drawing No：az2214210003
- 3rd-4th Gear Shift Fork Shaft Assembly
- Drawing No：az2203220103
- 1st-2nd Gear Shift Fork Shaft Assembly
- Drawing No：az2203220102
- Reverse and Crawl Gear Shift Fork Shaft Assembly
- Drawing No：az2203220101
- Small Cover Assembly (Double Rod)
- Drawing No：az2203210102