| Item | Part No. | Part Name | Qty | Serial No. |
| 22B-70-38220 | Arm Assembly | 50001-@ | ||
| 1 | Arm | 50001-@ | ||
| 2 | 203-70-72210 | Bushing | 50001-@ | |
| 3 | 203-70-42182 | Bushing | 50001-@ | |
| 4 | 22B-70-23670 | Bushing | 50001-@ | |
| 5 | 07020-00000 | Fitting, Grease | 50001-@ | |
| 6 | 20T-54-74510 | Cap | 50001-@ | |
| 7 | 22B-70-12230 | Seal, Dust | 50001-@ | |
| 8 | 21W-70-41440 | Seal, Dust | 50001-@ | |
| 9 | 203-70-42121 | Pin | 50001-@ | |
| 10 | 205-70-66580 | Plate | 50001-@ | |
| 11 | 01010-81230 | Bolt | 50001-@ | |
| 12 | 01643-31232 | Washer | 50001-@ | |
| 13 | 21Y-70-14790 | Spacer, T=1.0mm | 50001-@ | |
| 14 | 21Y-70-14820 | Spacer, T=2.0mm | 50001-@ | |
| 15 | 07020-00675 | Fitting, Grease | 50001-@ | |
| 16 | 202-70-52121 | Pin | 50001-@ | |
| 17 | 21Y-70-14710 | Spacer, T=1.0mm | 50001-@ | |
| 18 | 205-70-66580 | Plate | 50001-@ | |
| 19 | 01010-81230 | Bolt | 50001-@ | |
| 20 | 01643-31232 | Washer | 50001-@ | |
| 21 | 22B-62-44140 | Hose | 50001-@ | |
| 22 | 02756-20513 | Hose, Face Seal Type | 50001-@ | |
| 23 | 07371-30640 | Flange, Split | 50001-@ | |
| 24 | 01643-51032 | Washer | 50001-50340 | |
| 25 | 07372-21035 | Bolt | 50001-50340 | |
| 26 | 07000-13025 | O-ring | 50001-@ | |
| 27 | 22B-70-15210 | Tube | 50001-@ | |
| 28 | 20Y-70-11540 | Connector | 50001-@ | |
| 29 | 07020-00000 | Fitting, Grease | 50001-@ | |
| 30 | 20Y-70-11590 | Elbow | 50001-@ | |
| 31 | (22B-62-38190) | Tube | - | |
| (22B-62-38190) | Tube | - |