| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | (23S-P64-1720) | RETARDER ASS'Y | 53001- | |
| 2 | 23S-P64-5122 | BRACKET | 53001- | |
| 2 | (\2\23S-P64-5121) | BRACKET | (53001-53105) | |
| 3 | 01050-81440 | BOLT | 53106- | |
| 3 | \0\01050-81430 | BOLT | .-53105 | |
| 3 | \1\01050-51430 | BOLT | 53001-. | |
| 4 | 01643-31445 | WASHER | 53001- | |
| 5 | 08036-92514 | CLIP | 53001- | |
| 6 | 01435-01016 | BOLT | 53001- | |
| 7 | 22T-15-12130 | CUSHION | 53001- | |
| 8 | 22T-01-12140 | PLATE | 53001- | |
| 9 | 01011-61600 | BOLT | 53001- | |
| 10 | 01643-31645 | WASHER | 53001- | |
| 11 | 23S-P64-2430 | GREASE,(NOT SHOWN) | .- |