| Item | Part No. | Part Name | Qty | Serial No. |
| 20R-63-66300 | CYLINDER ASS'Y | 18001- | ||
| 1 | 20R-63-66340 | CYLINDER | 18001- | |
| 2 | 07143-10404 | BUSHING | 18001- | |
| 3 | 07145-00040 | SEAL,DUST | 18001- | |
| 4 | 707-29-80190 | HEAD,CYLINDER | 18001- | |
| 5 | 07177-04025 | BUSHING | 18001- | |
| 6 | 707-51-40210 | PACKING,ROD | 18001- | |
| 7 | 198-63-75190 | SEAL,DUST | 18001- | |
| 8 | 07179-00059 | RING,SNAP | 18001- | |
| 9 | 07000-12085 | O-RING | 18001- | |
| 10 | 07001-02085 | RING,BACK-UP | 18001- | |
| 11 | 707-45-80010 | LOCK | 18001- | |
| 12 | 20R-63-66320 | ROD,PISTON | 18001- | |
| 13 | 07143-10404 | BUSHING | 18001- | |
| 14 | 07145-00040 | SEAL,DUST | 18001- | |
| 15 | 707-40-80180 | RETAINER | 18001- | |
| 16 | 707-36-80180 | PISTON | 18001- | |
| 17 | 707-44-80080 | RING,PISTON | 18001- | |
| 18 | 07155-00820 | RING,WEAR | 18001- | |
| 19 | 07165-13033 | NUT | 18001- | |
| 20 | 20R-63-66370 | TUBE | 18001- | |
| 21 | 07235-10315 | ELBOW | 18001- | |
| 22 | 07002-12034 | O-RING | 18001- | |
| 23 | 07283-21529 | CLIP | 18001- | |
| 24 | 01598-00809 | NUT | 18001- | |
| 25 | 01643-30823 | WASHER | 18001- |