| |$0 | 20Y-57-28200 | SEAT ASSEMBLY, OPERATOR'S | |
| 1 | 206-57-A1630 | UPPER SEAT ASSEMBLY | |
| 2 | 206-57-A1640 | BACK COVER KIT | |
| 3 | 206-57-A1430 | BACK FOAM KIT | |
| 4 | 206-57-A1650 | SEAT COVER KIT | |
| 5 | 206-57-A1450 | SEAT FOAM KIT | |
| 6 | 206-57-A1460 | FRAME KIT | |
| 7 | 206-57-A1470 | CABLE ADJUSTMENT KIT | |
| 8 | 206-57-A1480 | HEIGHT RISER SPRING KIT | |
| 9 | 206-57-A1490 | HEIGHT RISER LATCH KIT | |
| 10 | 206-57-A1510 | DAMPER ASSEMBLY KIT | |
| 11 | 206-57-A1520 | SUSPENSION ASSEMBLY | |
| 12 | 206-57-A1660 | FORE AND AFT ADJUSTMENT KIT | |
| 13 | 206-57-A1540 | WEIGHT ADJUSTMENT KIT | |
| 14 | 206-57-A1550 | UP STOP / BUMP STOP KIT | |
| 15 | 206-57-A1560 | HANDLE (YELLOW) KIT | |
| 16 | 206-57-A1570 | HEIGHT RISER KIT | |
| 17 | 206-57-A1580 | SUSPENSION COVER KIT | |
| 18 | 206-57-A1590 | SLIDE RAIL HANDLE | |
| 19 | 206-57-A1610 | BEARING KIT | |
| 20 | 206-57-A1670 | HEADREST KIT |
