| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | 56B-54-19243 | STEP,MIDDLE | 1157- | |
| 2 | 01435-01225 | BOLT | 1001- | |
| 56B-54-19237 | STEP,LOWER | 1157- | ||
| 5 | 56B-54-19352 | RUBBER | 1157- | |
| 6 | 56B-54-19361 | PLATE | 1157- | |
| 7 | 56B-54-19372 | STEP | 1157- | |
| 8 | 56B-54-19381 | BRACKET | 1157- | |
| 9 | 56B-54-19390 | RUBBER | 1157- | |
| 10 | 416-904-1370 | SPACER | 1157- | |
| 11 | 01010-80840 | BOLT | 1157- | |
| 12 | 01010-81290 | BOLT | 1157- | |
| 13 | 01596-01211 | NUT | 1157- | |
| 14 | 01643-30823 | WASHER | 1157- | |
| 15 | 01643-31232 | WASHER | 1157- | |
| 16 | 56B-54-19331 | BRACKET | 1157- | |
| 17 | 01010-80840 | BOLT | 1157- | |
| 18 | 01643-30823 | WASHER | 1157- | |
| 19 | 416-904-1370 | SPACER | 1157- |