| Item | Part No. | Part Name | Qty | Serial No. |
| G1 | (\8\21W-63-X2221) | ARM CYLINDER GROUP | 7346- | |
| G1 | (\8\21W-63-X2220) | ARM CYLINDER GROUP | 7075-7345 | |
| ==================== | ||||
| 21W-63-02221 | CYLINDER ASS'Y,ARM | 7346- | ||
| 21W-63-02220 | CYLINDER ASS'Y,ARM | 7075-7345 | ||
| 1 | 21W-63-66741 | CYLINDER,ARM | 7346- | |
| 1 | 21W-63-66740 | CYLINDER,ARM | 7075-7345 | |
| 2 | 07143-10606 | BUSHING | 7075- | |
| 3 | 07145-00060 | SEAL,DUST (KIT) | 7075- | |
| 4 | 707-29-10840 | HEAD,CYLINDER | 7075- | |
| 5 | 07177-06030 | BUSHING | 7075- | |
| 6 | 707-51-60211 | PACKING,ROD (KIT) | 7075- | |
| 7 | 141-63-93270 | SEAL,DUST (KIT) | 7075- | |
| 8 | 07179-12074 | RING,SNAP | 7075- | |
| 9 | 07000-12095 | O-RING (KIT) | 7075- | |
| 10 | 07146-02096 | RING,BACK-UP (KIT) | 7075- | |
| 11 | 07000-02100 | O-RING (KIT) | 7075- | |
| 12 | 21W-63-66721 | ROD,PISTON | 7346- | |
| 12 | 21W-63-66720 | ROD,PISTON | 7075-7345 | |
| 13 | 07144-10606 | BUSHING | 7075- | |
| 14 | 07145-00060 | SEAL,DUST (KIT) | 7075- | |
| 15 | 07020-00675 | FITTING,GREASE | 7075- | |
| 16 | 707-36-10350 | PISTON | 7075- | |
| 17 | 707-44-10180 | RING,PISTON (KIT) | 7075- | |
| 18 | 07156-01012 | RING,WEAR (KIT) | 7075- | |
| 19 | 707-71-60100 | PLUNGER | 7346- | |
| 20 | 04260-00635 | BALL | 7346- | |
| 21 | 707-71-91280 | CAP | 7346- | |
| 22 | 07165-14547 | NUT | 7075- | |
| 23 | 21W-63-66770 | TUBE | 7075- | |
| 24 | 07235-10422 | ELBOW | 7075- | |
| 25 | 07002-12034 | O-RING (KIT) | 7075- | |
| 26 | 07283-22236 | CLIP | 7075- | |
| 27 | 01599-01011 | NUT | 7075- | |
| 28 | 01643-31032 | WASHER | 7075- | |
| ==================== |