| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | 20T-70-81610 | BRACKET | | 31728- |
| \3\20T-70-81511 | BRACKET | | 30001-31727 |
| | (20T-70-81610(1){20T-70-81620(2)¤} | | |
| | 20T-70-81630(2){20T-70-81640(2)¤} | | |
| | 20T-70-81650(1)) | | |
| 1A | 20T-70-81620 | BUSHING | | 31728- |
| 1B | 20T-70-81630 | BUSHING | | 31728- |
| 1C | 20T-70-81640 | BUSHING | | 31728- |
| 2 | 20T-70-81541 | PIN | | 30001- |
| 3 | 07020-00000 | FITTING,GREASE | | 30001- |
| 4 | 01010-81430 | BOLT | | 30001- |
| 5 | 21T-09-11330 | WASHER | | 30001- |
| 6 | 20T-70-81740 | SPACER¤ 0.5MM | | 31451- |
| 421-70-11330 | SPACER¤ 0.5MM | | 30001-31450 |
| 7 | 20T-70-71571 | PIN | | 30001- |
| 8 | 04082-00212 | LOCK | | 30001- |
| 9 | 01010-81230 | BOLT | | 30001- |
| 10 | 01643-31232 | WASHER | | 30001- |
| 11 | 20T-70-81730 | SPACER¤ 1.0MM | | 31451- |
| 201-70-23140 | SPACER¤ 1.0MM | | 30001-31450 |
| 12 | 20T-70-71150 | PIN | | 30001- |
| 13 | 20R-70-11250 | PLATE | | 30001- |
| 14 | 01010-81230 | BOLT | | 30001- |
| 15 | 01643-31232 | WASHER | | 30001- |
| 16 | 20T-70-81750 | SPACER¤ 0.5MM | | 31451- |
| 424-46-12540 | SHIM¤ 0.5MM | | 30001-31450 |
| 17 | 20T-70-71160 | PIN | | 30001- |
| 18 | 20T-70-81650 | LOCK | | 31728- |
| \3\04082-00212 | LOCK | | 30001-31727 |
| 19 | 01010-81230 | BOLT | | 30001- |
| 20 | 01643-31232 | WASHER | | 30001- |
| 21 | 20T-70-81730 | SPACER¤ 1.0MM | | 31451- |
| 201-70-23140 | SPACER¤ 1.0MM | | 30001-31450 |
| 22 | 20T-62-82222 | COVER | | 31451- |
| 20T-62-82221 | COVER | | 30001-31450 |
| 23 | 01010-81025 | BOLT | | 30001- |
| 24 | 01643-31232 | WASHER | | 30001- |
| 25 | (20T-63-X2433) | CYLINDER GROUP,BOOM SWING(SEE FIG.Y1620-02A0) | | 30261- |
| (20T-63-X2432) | CYLINDER GROUP,BOOM SWING(SEE FIG.Y1620-02A0) | | 30001-30260 |
| 26 | 09241-5A145 | PIN | | 30001- |
| 27 | 04082-00212 | LOCK | | 30001- |
| 28 | 01010-81230 | BOLT | | 30001- |
| 29 | 01643-31232 | WASHER | | 30001- |
| 30 | 20T-70-81730 | SPACER¤ 1.0MM | | 31451- |
| 201-70-23140 | SPACER¤ 1.0MM | | 30001-31450 |
| 31 | 20T-70-81760 | SPACER¤ 0.5MM | | 31451- |
| 20T-70-71530 | SPACER¤ 0.5MM | | 30001-31450 |
