Help the rear differential turn smoothly with the NSK Differential Carrier Bearing Set / Differential Bearing, part number R58-5U42. It is a direct-fit replacement for many vehicles, among them the 2007-2025 Ford F-150, 2007-2025 Ford Expedition and 2015-2025 Ford Transit-150; see the Buyer's Guide tab for the full list.
Differential carrier bearings support the differential carrier as it rotates inside the rear axle housing. This part is cataloged for the rear position and is listed under both names: differential carrier bearing set and differential bearing.
- Bearing specialist: NSK is a global leader in developing advanced rolling bearing products.
- Automaker partner: NSK is a worldwide manufacturing partner to top automobile manufacturers and suppliers.
- Engineering focus: NSK's development work centers on improved bearing life and increased operating performance in the most demanding conditions.
- Rear position: Cataloged for the rear differential on the listed applications.
Signs this part may need replacing: A whine, growl or rumble from the rear axle area may change with vehicle speed. If a worn carrier bearing is the cause, R58-5U42 replaces it. Gears, pinion bearings and wheel bearings can make similar sounds, so diagnose the noise before replacing parts.
Carrier bearing replacement typically involves setting bearing preload and gear backlash. Follow the vehicle service information for the correct procedure and specifications. The Buyer's Guide tab lists engine-specific details.
