| Item | Part No. | Part Name | Qty | Serial No. |
| 20Y-970-6510 | ARM | 80001- | ||
| 1 | \6\ | ARM | 80001- | |
| 2 | 20Y-970-6470 | BRACKET | 86930- | |
| 2 | 20Y-970-2B30 | BRACKET | 80001-86929 | |
| 3 | 20Y-970-6480 | BRACKET | 86930- | |
| 3 | 20Y-970-2B40 | BRACKET | 80001-86929 | |
| 4 | 20Y-70-22G40 | SEAT | 80001- | |
| 5 | 205-70-72180 | BUSHING | 80001- | |
| 6 | 21K-70-12170 | BUSHING | 80001- | |
| 7 | 205-70-72130 | BUSHING | 80001- | |
| 8 | 07020-00900 | FITTING | 80001- | |
| 9 | 07020-00000 | FITTING | 80001- | |
| 10 | 07145-00090 | SEAL | 80001- | |
| 11 | 20Y-70-23220 | SEAL | 108653- | |
| 11 | \0\21K-70-12180 | SEAL | 80001-108652 | |
| 12 | 205-70-62150 | SEAL | 80001- | |
| 13 | 20Y-70-11180 | PIN | 80001- | |
| 14 | 205-70-66580 | PLATE | 80001- | |
| 15 | 01010-81230 | BOLT | 94999- | |
| 15 | 01010-51230 | BOLT | 80001-94998 | |
| 16 | 01643-31232 | WASHER | 80001- | |
| 17 | 205-70-71190 | PIN | 80001- | |
| 18 | 205-70-66580 | PLATE | 80001- | |
| 19 | 01010-81230 | BOLT | 94999- | |
| 19 | 01010-51230 | BOLT | 80001-94998 | |
| 20 | 01643-31232 | WASHER | 80001- | |
| 21 | (\8\205-63-X9040) | CYLINDER GROUP,(SEE FIG.Y1620-41A0C) | 105746- | |
| 21 | (\8\205-63-X3131) | BUCKET CYLINDER G.,(SEE FIG.Y1620-41A0) | 96514-105745 | |
| 21 | (\8\205-63-X2132) | BUCKET CYLINDER G.,(SEE FIG.Y1620-41A0) | 84385-96513 | |
| 21 | (\8\205-63-X2131) | BUCKET CYLINDER G.,(SEE FIG.Y1620-41A0) | 80001-84384 | |
| 22 | 07378-10600 | HEAD | 80001- | |
| 23 | 07000-13025 | O-RING | 80001- | |
| 24 | 07371-30640 | FLANGE | 80001- | |
| 25 | 07372-21035 | BOLT | 80001- | |
| 26 | 01643-51032 | WASHER | 80001- |