| Item | Part No. | Part Name | Qty | Serial No. |
| YM121252-12501 | AIR CLEANER ASS'Y | 18873- | ||
| 1 | YM121252-12521 | BODY | 18873- | |
| \6\ | GASKET | 18873- | ||
| 2 | YM121120-12901 | ELEMENT | 18873- | |
| 3 | YM121120-12561 | BOLT,WING | 18873- | |
| 4 | YM121120-12571 | WASHER,SEAL | 18873- | |
| 5 | YM121120-12541 | BUFFLE | 18873- | |
| 6 | YM121120-12531 | PAN,DUST | 18873- | |
| 7 | YM171056-12590 | PLATE¤ CAUTION | 18873- | |
| 8 | YM129335-12581 | SUPPORT,AIR CLEANER | 18873- | |
| 9 | YM121400-12570 | SEAT | 18873- | |
| 10 | YM26106-080142 | BOLT | 18873- | |
| 11 | YM121400-12540 | BAND ASS'Y,AIR CLEANER | 18873- | |
| 12 | YM121400-12570 | SEAT | 18873- | |
| 13 | YM26366-060002 | NUT | 18873- | |
| 14 | YM26206-081002 | BOLT | 18873- | |
| 15 | YM22217-080000 | WASHER,SPRING | 18873- | |
| 16 | YM22137-080000 | WASHER | 18873- |