Help keep wheels and gears turning smoothly with the National Axle Differential Bearing / Differential Pinion Bearing / Wheel Bearing, part number LM501349. It is a direct-fit replacement for the listed applications, including the 1964-1973 Chevrolet Chevelle, 1970-1978 American Motors Gremlin, 1988-1999 Chevrolet C1500, 1997-2016 Jeep Wrangler and 1999-2016 Chevrolet Silverado 1500, with engine coverage listed as All. It has 716 listed applications, so see the Buyer's Guide tab for the full list.
National lists LM501349 under several names: axle differential bearing, differential pinion bearing and wheel bearing. The same bearing number is used in different locations depending on the vehicle. As a wheel bearing, it lets the hub turn freely while carrying the load at that corner. In the axle or differential, it supports the rotating gear components.
- Listed positions: front, rear, front outer, front inner and rear inner, depending on the application.
- Quantity per application: one or two, depending on the vehicle. See the Buyer's Guide tab for your application.
- Broad coverage: 716 listed applications across AM General, American Motors, Avanti, Buick, Cadillac, Chevrolet, Jeep and more.
Signs this bearing may need replacing include a growling or grinding noise that changes with vehicle speed, looseness or play at the wheel, or a whine from the axle. Other components can produce similar symptoms, so diagnose the cause before replacing.
