| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | 23E-54-12111 | FRAME,FLOOR | 4028-4500 | |
| 23B-54-12110 | FRAME,FLOOR | 4001-4027 | ||
| 2 | 09415-01610 | CAP | 4001-@ | |
| 3 | 565-54-12820 | CUSHION | 4001-@ | |
| 4 | 237-01-00020 | SHIM ASS'Y | 4001-@ | |
| \6\ | SHIM¤ 0.2MM | 4001-@ | ||
| \6\ | SHIM¤ 0.5MM | 4001-@ | ||
| 5 | 565-54-12810 | CUSHION | 4001-@ | |
| 6 | 234-54-11470 | COLLAR | 4001-@ | |
| 7 | 23A-54-11190 | CUSHION | 4001-4500 | |
| 8 | 238-54-11150 | WASHER | 4001-4500 | |
| 9 | 234-54-11480 | PLATE | 4001-@ | |
| 10 | 01010-51690 | BOLT | 4001-@ | |
| 11 | 01580-11613 | NUT | 4001-@ | |
| 12 | 01643-31645 | WASHER | 4001-@ | |
| 13 | 01010-51220 | BOLT | 4001-@ | |
| 14 | 01643-31232 | WASHER | 4001-@ | |
| 15 | 23D-43-18440 | COVER | 4001-4500 | |
| 16 | 01010-50616 | BOLT | 4001-4500 | |
| 17 | 01602-20619 | WASHER,SPRING | 4001-4500 | |
| 18 | 01643-30623 | WASHER | 4001-4500 | |
| 19 | 23B-54-12120 | COVER | 4001-4027 | |
| 20 | 01010-50816 | BOLT | 4001-4027 | |
| 21 | 01602-20825 | WASHER,SPRING | 4001-4027 | |
| 22 | 23B-54-12170 | PLATE | 4001-@ | |
| 23 | 01010-51225 | BOLT | 4001-@ | |
| 24 | 01643-31232 | WASHER | 4001-@ | |
| 25 | 23B-43-12330 | COVER | 4001-4027 | |
| 26 | 01010-50820 | BOLT | 4001-4027 | |
| 27 | 01643-30823 | WASHER | 4001-4027 | |
| 28 | 23B-54-12130 | BRACKET | 4001-4500 | |
| 29 | 01010-51235 | BOLT | 4001-@ | |
| 30 | 01643-31232 | WASHER | 4001-@ | |
| 31 | 23B-54-12140 | BRACKET | 4001-4500 | |
| 32 | 01010-51225 | BOLT | 4001-4500 | |
| 33 | 01643-31232 | WASHER | 4001-4500 | |
| 34 | 23B-54-12150 | BRACKET | 4001-4500 | |
| 35 | 235-54-11540 | KNOB | 4001-@ | |
| 36 | 01010-51225 | BOLT | 4001-@ | |
| 37 | 01643-31232 | WASHER | 4001-@ | |
| 38 | 09415-03614 | CAP | 4001-4500 | |
| 39 | 235-54-11740 | PLATE | 4001-4034 | |
| 40 | 01010-51225 | BOLT | 4001-4034 | |
| 41 | 01643-31232 | WASHER | 4001-4034 | |
| 42 | 01580-11210 | NUT | 4001-@ | |
| 43 | 01643-31232 | WASHER | 4001-@ | |
| 44 | 23D-57-11110 | PLATE | 4035-4500 | |
| 45 | 01643-31445 | WASHER | 4035-4500 | |
| 46 | 23A-54-11130 | STEP,L.H. | 4001-4500 | |
| 47 | 23A-54-11120 | STEP,R.H. | 4001-4500 | |
| 48 | 01010-51230 | BOLT | 4001-@ | |
| 49 | 01643-31232 | WASHER | 4001-@ | |
| 50 | 233-54-21311 | STEP,WIRE | 4001-@ | |
| 51 | 01010-51040 | BOLT | 4001-@ | |
| 52 | 01643-31032 | WASHER | 4001-@ | |
| 53 | 23B-856-1120 | MAT,FLOOR | 4001-4500 |