| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | 203-30-42190 | YOKE | 12001-12019 | |
| 2 | 203-30-42210 | CYLINDER | 12001-12019 | |
| 3 | 203-30-42230 | PILOT | 12001-12019 | |
| 4 | 203-30-42240 | SPRING,RECOIL | 12001-12019 | |
| 5 | 203-30-34220 | NUT | 12001-@ | |
| 6 | 203-30-42250 | LOCK | 12001-12019 | |
| 7 | 01010-51020 | BOLT | 12001-12019 | |
| 8 | 01643-31032 | WASHER | 12001-12019 | |
| 9 | 203-30-34240 | CAP | 12001-12019 | |
| 10 | 201-30-14280 | LUBRICATOR | 12001-12019 | |
| 11 | 07020-00900 | FITTING,GREASE | 12001-@ | |
| 12 | 203-30-42220 | PISTON | 12001-@ | |
| 13 | 07155-00720 | RING,WEAR | 12001-@ | |
| 14 | 09370-00070 | U-PACKING | 12001-@ | |
| 15 | 04064-04518 | RING,SNAP | 12001-@ | |
| 16 | 07000-05070 | O-RING | 12001-@ | |
| 17 | 01010-51470 | BOLT | 12001-12019 | |
| 18 | 01643-31445 | WASHER | 12001-12019 |