| Item | Part No. | Part Name | Qty | Serial No. |
| G1 | (\8\21W-63-X2411) | CYLINDER GROUP,BOOM | 19388- | |
| (\8\21W-63-X2410) | CYLINDER GROUP,BOOM | 15001-19387 | ||
| ==================== | ||||
| 21W-63-02410 | CYLINDER ASS'Y,BOOM | 15001- | ||
| 1 | 21W-63-56940 | CYLINDER,BOOM | 15001- | |
| 2 | 707-76-65430 | BUSHING | 15001- | |
| 3 | 07145-00065 | SEAL,DUST (KIT) | 15001- | |
| 4 | 07020-00000 | FITTING,GREASE | 15001- | |
| 5 | 707-29-12850 | HEAD,CYLINDER | 15001- | |
| 6 | 707-52-10700 | BUSHING | 15001- | |
| 7 | 707-51-70211 | PACKING,ROD (KIT) | 15001- | |
| 8 | 144-63-95170 | SEAL,DUST (KIT) | 15001- | |
| 9 | 07179-12084 | RING,SNAP | 15001- | |
| 10 | 07000-12115 | O-RING (KIT) | 15001- | |
| 11 | 07146-02116 | RING,BACK-UP (KIT) | 15001- | |
| 12 | 07000-12120 | O-RING (KIT) | 15001- | |
| 13 | 21W-63-56820 | ROD,PISTON | 15001- | |
| 14 | 707-76-65440 | BUSHING | 15001- | |
| 15 | 07145-00065 | SEAL,DUST (KIT) | 15001- | |
| 16 | 707-36-12170 | PISTON | 15001- | |
| 17 | 707-44-12180 | RING,PISTON (KIT) | 15001- | |
| 18 | 07156-01215 | RING,WEAR (KIT) | 15001- | |
| 19 | 07165-15252 | NUT | 15001- | |
| 20 | 21W-63-56972 | TUBE | 15001- | |
| 21 | 21W-63-56983 | TUBE | 19388- | |
| 21W-63-56982 | TUBE | 15001-19387 | ||
| 22 | 01010-81020 | BOLT | 15001- | |
| 23 | 01643-31032 | WASHER | 15001- | |
| 24 | 07283-22236 | CLIP | 15001- | |
| 25 | 01599-01011 | NUT | 15001- | |
| 26 | 01643-31032 | WASHER | 15001- | |
| ==================== | ||||
| SERVICE KIT | ||||
| K | 707-98-43210 | SERVICE KIT | 15001- |