| Part Number | Description | Status | |
|---|---|---|---|
| ⚠ | MCC397012 | LOWER UNIT ASSEMBLY Complete (54# - Var/Rev) - NOTE: See Lower Unit Assembly Section For Service Parts Breakdown [9B167578] & Up | superseded |
| → | 897345T91 | LOWER UNIT ASSY | discontinued |
Use 897345T91 — this is the current replacement.