| Item | Part No. | Part Name | Qty | Serial No. |
| 23E-63-42101 | CYLINDER ASS'Y | 4001-4027 | ||
| 1 | 23E-63-42141 | CYLINDER | 4001-4027 | |
| 2 | 07143-10304 | BUSHING | 4001-@ | |
| 3 | 07145-00035 | SEAL,DUST | 4001-@ | |
| 4 | 707-29-60911 | HEAD,CYLINDER | 4001-4027 | |
| 5 | 07177-04025 | BUSHING | 4001-@ | |
| 6 | 707-51-40210 | PACKING,ROD | 4001-@ | |
| 7 | 198-63-75190 | SEAL,DUST | 4001-@ | |
| 8 | 07179-12052 | RING,SNAP | 4001-@ | |
| 9 | 07000-12055 | O-RING | 4001-@ | |
| 10 | 07001-02055 | RING,BACK-UP | 4001-4027 | |
| 11 | 07000-02060 | O-RING | 4001-@ | |
| 12 | 23E-63-42120 | ROD,PISTON | 4001-4027 | |
| 13 | 07143-10304 | BUSHING | 4001-@ | |
| 14 | 07145-00035 | SEAL,DUST | 4001-@ | |
| 15 | 707-36-60911 | PISTON | 4001-@ | |
| 16 | 07155-00615 | RING,WEAR | 4001-@ | |
| 17 | 707-44-60070 | RING,PISTON | 4001-@ | |
| 18 | 07165-12022 | NUT | 4001-@ |