| Item | Part No. | Part Name | Qty | Serial No. |
| 12Y-30-00021 | Track Roller Assembly, Single Flanged | 10001- | ||
| 1 | 12Y-30-17110 | Roller | 10001- | |
| 2 | 12Y-30-17130 | Shaft | 10001- | |
| 3 | 07000-13048 | O-ring | 10001- | |
| 4 | 07052-31217 | Plug | 10001- | |
| 4 | 12Y-30-17200 | Bushing Assembly | 10001- | |
| 5 | Bushing | 10001- | ||
| 6 | Bushing | 10001- | ||
| 7 | 170-30-91130 | Pin, Dowel | 10001- | |
| 8 | 07000-12095 | O-ring | 10001- | |
| 9 | 01010-81030 | Bolt | 10001- | |
| 10 | 01643-51032 | Washer | 10001- | |
| 10 | 12Y-30-00111 | Seal Ring Assembly | 10001- | |
| 11 | Seal | 10001- | ||
| 12 | O-ring | 10001- | ||
| 13 | 12Y-30-17140 | Collar | 10001- | |
| 14 | 12Y-30-17150 | Collar | 10001- | |
| 15 | 12Y-30-17210 | Ring | 10001- |