| Item | Part No. | Part Name | Qty | Serial No. |
| 20Y-30-00130 | TRACK ROLLER ASS'Y | 37579- | ||
| \0\20Y-30-00010 | TRACK ROLLER ASS'Y | 33478-37578 | ||
| 1 | 20Y-30-16112 | ROLLER,TRACK | 37579- | |
| 1 | 20Y-30-16111 | ROLLER,TRACK | 33478-37578 | |
| 2 | 20Y-30-16241 | BUSHING | 33478- | |
| 2 | \0\20Y-30-16240 | BUSHING | 33478-37578 | |
| 3 | 20Y-30-16130 | SHAFT | 33478- | |
| 4 | 205-30-76260 | O-RING | 23886- | |
| 20Y-30-00041 | FLOATING SEAL ASS'Y | 37579- | ||
| 20Y-30-00040 | FLOATING SEAL ASS'Y | 33478-37578 | ||
| 5 | 20Y-30-00051 | SEAL RING ASS'Y | 33478- | |
| 5 | 20Y-30-00050 | SEAL RING ASS'Y | 33478-37578 | |
| 5 | \6\ | SEAL,SEAL | 37579- | |
| 5 | \6\ | SEAL,SEAL | 33478-37578 | |
| 6 | 20Y-30-00061 | O-RING ASS'Y | 37579- | |
| 6 | 20Y-30-00060 | O-RING ASS'Y | 33478-37578 | |
| 6 | \6\ | O-RING | 37579- | |
| 6 | \6\ | O-RING | 33478-37578 | |
| 7 | 20Y-30-16310 | COLLAR | 37579- | |
| 7 | 20Y-30-16150 | COLLAR | 33478-37578 | |
| 8 | 2991-01-4160 | PLUG | 33478- | |
| 9 | 20Y-30-16320 | COLLAR | 37579- | |
| 9 | 20Y-30-16160 | COLLAR | 33478-37578 | |
| 10 | 20Y-30-16170 | PIN | 33478- | |
| 11 | 01010-51685 | BOLT | 33478- | |
| 12 | 01643-31645 | WASHER | 20001- |