NSK 42KWD08 Wheel Bearing - Rear

NSK Rear Wheel Bearing for Nissan and INFINITI

The NSK 42KWD08 rear wheel bearing is built for vehicle-specific fit, smooth rotation, and dependable service in demanding driveline applications. It is a sealed-for-life wheel bearing with low-friction raceway finishing and multi-lip sealing to help keep out water and contamination.

Compatible With rear wheel bearing applications on 2000-2004 Nissan Frontier, 1996-2004 Nissan Pathfinder, 2000-2004 Nissan Xterra, and 1997-2003 INFINITI QX4. The NSK 42KWD08 is a direct-fit service part for rear hub support on these vehicles.

Key Features

• Premium OE technology with vehicle-specific fit, form, and performance
• Superfinished, precision-matched bearing raceway for low-friction operation
• Advanced multi-lip seal design helps resist water and contamination
• Sealed-for-life construction with premium all-weather grease
• No ABS sensor provision: ABS Equipped = No
• Dimensions: 42 mm inside diameter, 80 mm outside diameter, 38 mm outer race width

Detailed Description

NSK 42KWD08 is a rear wheel bearing engineered for Nissan Frontier, Nissan Pathfinder, Nissan Xterra, and INFINITI QX4 rear applications. NSK supplies advanced rolling bearing products to global automotive manufacturers, and this part reflects that OE-focused approach with a precision bearing surface, durable sealing, and maintenance-free operation. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

Common Problems This Part Can Address

• Rear wheel noise such as humming, growling, or rumbling
• Excessive wheel play caused by worn bearing surfaces
• Rough wheel rotation from contamination or seal wear
• Grease loss in sealed rear hub bearing assemblies
• Reduced bearing life from water intrusion and road debris

Installation Notes and Tips

Confirm rear position and verify the 42 mm inside diameter, 80 mm outside diameter, and 38 mm width before installation. Inspect the hub, axle, and surrounding sealing surfaces for wear or damage, and replace any compromised components as needed. Because this bearing is sealed for life, it does not require routine lubrication after installation.

Quality Assurance

NSK is a global bearing manufacturer with extensive OE supply experience for automotive applications. The 42KWD08 is built to support long service life and consistent operating performance in rear wheel bearing service.