| |$0 | 421-U12-3100 | PRECLEANER | |
| 1 | 421-U12-3120 | HOOD, PRECLEANER | |
| 2 | 421-U12-3130 | BODY, PRECLEANER | |
| 3 | 421-U12-3140 | CLAMP | |
| 4 | 421-U12-3150 | ROTOR | |
| 5 | 421-U12-3160 | BOLT | |
| 6 | 421-U12-3170 | RING, SNAP | |
| 7 | 421-U12-3180 | BEARING, BALL | |
| 8 | 421-U12-3190 | BUSHING, SPACER | |
| 9 | 421-U12-3210 | WASHER, OIL-FELT | |
| 10 | 421-U12-3220 | WASHER | |
| 11 | 421-U12-3230 | NUT | |
| 12 | 421-U12-3240 | BOLT | |
| 13 | 421-U12-3250 | NUT | |
| 14 | 421-U12-3260 | PLUG |
