Honda air cleaner (or air filter). If the air filter is clogged or dirty, the engine may not start or may run rough.
Lawn mower wheel assembly. If the lawn mower's self-propel function isn't working, the drive gear on the wheel may be stripped.
Genuine MTD 942-0741X Extreme blades features more cutting surface than standard blades. Creates finer mulch and when bagging, leaves fewer clippings on the turf.