InMotion WTM802048 Differential Pinion Bearing

Differential Pinion Bearing for Driveline Service

InMotion WTM802048 is a taper differential pinion bearing built for driveline and axle service across a wide range of vehicles. With a 1.625 in. inside diameter, 1.01 in. width, and cylindrical bearing profile, it is specified for smooth rotation, reduced friction, and stable operation in demanding automotive applications.

Compatible With front inner, rear outer, rear inner, front outer, right, and N/A positions depending on axle and transmission configuration, this bearing is used in many Chevrolet Silverado, Ford F-150, and Jeep Wrangler applications. The WTM802048 part number is also a useful reference when matching differential pinion bearing dimensions during axle rebuilds.

Key Features

• Taper bearing construction for differential pinion service
• 1.625 in. inside diameter / 41.28 mm
• 1.01 in. width / 25.65 mm
• 0.140 in. cone radius / 3.6 mm
• Cylindrical profile for dimensional matching
• Built for rotational stability and low-friction operation
• Part number: WTM802048

Detailed Description

This InMotion differential pinion bearing is engineered for axle and driveline assemblies that require a precise taper bearing fit. Its dimensions make it suitable for a broad range of OE-style repair work, including front inner and rear outer pinion bearing locations on trucks, SUVs, vans, and performance cars. Applications include Chevrolet Silverado 1500, Ford F-150, and Jeep Wrangler models, along with many other listed vehicles that use matching axle and ring gear configurations.

The WTM802048 bearing is selected when the goal is to restore consistent pinion support, reduce bearing drag, and maintain stable gear alignment under load. For technicians and DIY rebuilds, the key is matching the bearing dimensions and axle specification exactly to the vehicle application.

What It Helps Address

• Pinion bearing noise from worn or pitted rollers
• Excessive driveline friction during axle rotation
• Loose or unstable differential pinion support
• Gear alignment issues during differential service
• Wear found during axle rebuilds on trucks and SUVs

Installation Notes and Tips

Verify axle type, ring gear size, and bearing dimensions before installation. This bearing is listed across many configurations, so confirm the exact position and application on the vehicle before assembly. Clean and inspect the pinion shaft, races, and related differential components during service, and set bearing preload and gear setup according to the axle manufacturer’s procedure.

For fitment verification, check the vehicle listing carefully: Fits 2001-2018 Ford F-150, front inner with Visteon Axle; Fits 1999-2018 Chevrolet Silverado 1500, front inner with 8.25in Ring Gear; Fits 2007-2018 Jeep Wrangler, front inner with Spicer 30-SF Axle.

Quality Assurance

InMotion manufactures this bearing from high-quality materials for durability in automotive and industrial environments. The design focuses on consistent rotational performance and dependable service life across multiple applications. This part cross-references no interchange part numbers in the provided data.