| Item | Part No. | Part Name | Qty | Serial No. |
| 20Y-57-41104 | Operator's Seat Assembly | 80377-80454 | ||
| 20Y-57-41103 | Operator's Seat Assembly | 80377-80454 | ||
| AS195381 | Upper Kit | 80377-80454 | ||
| 1 | AS195367 | Back Seat Cover Kit | 80377-80454 | |
| 2 | AS195369 | Back Seat Foam Kit | 80377-80454 | |
| 3 | AS195370 | Seat Cover Kit | 80377-80454 | |
| 4 | AS195372 | Seat Foam Kit | 80377-80454 | |
| 5 | AS195373 | Frame Kit | 80377-80454 | |
| 6 | AS195374 | Headrest Kit | 80377-80454 | |
| 7 | AS192161 | Cable Kit | 80377-80454 | |
| 8 | AS186833 | Handle Kit | 80377-80454 | |
| 9 | AS160122 | Spring Kit | 80377-80454 | |
| 10 | AS195376 | Latch Kit | 80377-80454 | |
| 11 | AS200179 | Riser Kit | 80377-80454 | |
| AS195377 | Riser Kit | 80377-80454 | ||
| 12 | AS195388 | Suspension Kit | 80377-80454 | |
| 13 | AS164899 | Damper Kit | 80377-80454 | |
| 14 | AS166011 | Bearing Kit | 80377-80454 | |
| 15 | AS195389 | Up Stop and Bump Stop Kit | 80377-80454 | |
| 16 | AS195390 | Tether Belt Kit | 80377-80454 | |
| 17 | AS195391 | Suspension Cover Kit | 80377-80454 | |
| 18 | AS195392 | Adjuster Kit, Weight | 80377-80454 | |
| 19 | AS165989 | Lever, Center Pivot Kit | 80377-80454 | |
| 20 | AS195393 | Adjuster Kit | 80377-80454 |
