| Item | Part No. | Part Name | Qty | Serial No. |
| 421-54-12400 | FLOOR FRAME ASS'Y | 20001-20141 | ||
| 1 | 421-54-12115 | FRAME,FLOOR | 20001-20141 | |
| 2 | 421-54-18330 | INSULATOR | 20001-@ | |
| 3 | 421-54-18340 | INSULATOR | 20001-20141 | |
| 4 | 421-54-18350 | INSULATOR | 20001-20141 | |
| 5 | 421-54-18360 | INSULATOR | 20001-20141 | |
| 6 | 421-54-18460 | INSULATOR | 20001-20141 | |
| 7 | 421-54-18470 | INSULATOR | 20001-20141 | |
| 8 | 421-54-18420 | INSULATOR | 20001-20141 | |
| 9 | 421-54-18430 | INSULATOR | 20001-20141 | |
| 10 | 421-54-18440 | INSULATOR | 20001-20141 | |
| 11 | 421-54-18450 | INSULATOR | 20001-20141 | |
| 12 | 421-54-18370 | INSULATOR | 20001-20141 | |
| 13 | 421-54-18380 | INSULATOR | 20001-20141 | |
| 14 | 421-54-18390 | INSULATOR | 20001-20141 | |
| 15 | 421-54-18410 | INSULATOR | 20001-20141 | |
| 16 | 09415-03614 | CAP | 10001-@ | |
| 17 | 421-54-18480 | COVER | 20001-20141 | |
| 18 | 01010-50816 | BOLT | 20001-@ | |
| 19 | 01643-30823 | WASHER | 20001-@ | |
| 20 | 421-54-14614 | COVER | 20001-@ | |
| 21 | 421-54-14645 | COVER,L.H. | 20001-@ | |
| 22 | 421-54-14655 | COVER,R.H. | 20001-@ | |
| 23 | 01435-01220 | BOLT | 20001-@ | |
| 24 | 421-54-12217 | SUPPORT | 20001-@ | |
| 24 | 421-U44-1440 | SUPPORT,(FOR BRAKE COOLING) | 20001-@ | |
| 25 | 421-54-12273 | INSULATOR | 10001-@ | |
| 26 | 419-54-12481 | SEAL | 20001-@ | |
| 27 | 09415-02512 | CAP | 10001-@ | |
| 28 | 01435-01230 | BOLT | 20001-@ | |
| 29 | 421-54-12875 | COVER | 20001-@ | |
| 30 | 421-54-12813 | COVER | 10001-@ | |
| 30 | 421-U44-1420 | COVER,(FOR BRAKE COOLING) | 20001-@ | |
| 31 | 01435-00816 | BOLT | 20001-@ | |
| 32 | 425-54-12871 | COVER | 20001-@ | |
| 33 | 01224-70620 | SCREW | 20001-@ | |
| 34 | 01220-40816 | SCREW | 20001-@ | |
| 35 | 01643-30823 | WASHER | 10001-@ | |
| 36 | 425-54-12833 | MAT,FLOOR | 20001-@ |