| Item | Part No. | Part Name | Qty | Serial No. |
| 20S-63-02212 | BUCKET CYLINDER A. | 18001- | ||
| 1 | 20S-63-77141 | CYLINDER | 18001- | |
| 2 | 07144-10304 | BUSHING | 18001- | |
| 3 | 07145-00035 | SEAL,DUST (K4) | 18001- | |
| 4 | 07020-00900 | FITTING,GREASE | 18001- | |
| 5 | 707-29-70830 | HEAD,CYLINDER | 18001- | |
| 6 | 07177-04025 | BUSHING | 18001- | |
| 7 | 707-51-40210 | PACKING,ROD (K4) | 18001- | |
| 8 | 198-63-75190 | SEAL,DUST (K4) | 18001- | |
| 9 | 07179-12052 | RING,SNAP | 18001- | |
| 10 | 07000-12065 | O-RING (K4) | 18001- | |
| 11 | 07146-02066 | RING,BACK-UP (K4) | 18001- | |
| 12 | 07000-02070 | O-RING (K4) | 18001- | |
| 13 | 20R-63-77121 | ROD,PISTON | 18001- | |
| 14 | 07144-10304 | BUSHING | 18001- | |
| 15 | 07145-00035 | SEAL,DUST (K4) | 18001- | |
| 16 | 07020-00675 | FITTING,GREASE | 18001- | |
| 17 | 707-36-70270 | PISTON | 18001- | |
| 18 | 707-44-70180 | RING,PISTON (K4) | 18001- | |
| 19 | 07156-00710 | RING,WEAR (K4) | 18001- | |
| 20 | 01580-03024 | NUT | 18001- | |
| 21 | 20R-63-77171 | TUBE | 18001- | |
| 22 | 01010-51020 | BOLT | 18001- | |
| 23 | 01643-31032 | WASHER | 18001- |