| Item | Part No. | Part Name | Qty | Serial No. |
| 21S-63-02050 | CYLINDER ASS'Y | 78604- | ||
| 1 | 21S-63-96140 | CYLINDER | 78604- | |
| 2 | 07143-10302 | BUSHING | 78604- | |
| 3 | 07145-00030 | SEAL,DUST | 78604- | |
| 4 | 707-29-50701 | HEAD,CYLINDER | 78604- | |
| 5 | 07177-02525 | BUSHING | 78604- | |
| 6 | 707-51-25210 | PACKING,ROD | 78604- | |
| 7 | 07016-20256 | SEAL,DUST | 78604- | |
| 8 | 07179-12037 | RING,SNAP | 78604- | |
| 9 | 07000-13045 | O-RING | 78604- | |
| 10 | 707-35-52510 | RING,BACK-UP | 78604- | |
| 11 | 07000-03048 | O-RING | 78604- | |
| 12 | 21S-63-96120 | ROD,PISTON | 78604- | |
| 13 | 07144-10302 | BUSHING | 78604- | |
| 14 | 07145-00030 | SEAL,DUST | 78604- | |
| 15 | 07020-00675 | FITTING,GREASE | 78604- | |
| 16 | 707-36-50610 | PISTON | 78604- | |
| 17 | 07161-10050 | RING,PISTON | 78604- | |
| 18 | 10E-63-32390 | RING,WEAR | 78604- | |
| 19 | 707-68-10180 | NUT | 78604- |