InMotion WTHM803110 Differential Pinion Race - Front Inner, Rear Inner or Rear Outer

Differential Pinion Race for Broad Vehicle Coverage

The InMotion WTHM803110 differential pinion race is built for rear inner and front inner applications across a wide range of cars, trucks, vans, and SUVs. With a 3.5 in outside diameter and 0.906 in width, it is sized for specific axle and differential setups where precise bearing support matters.

Compatible With Ford E-350 Super Duty, Ford F-250 Super Duty, BMW M5, Mercedes-Benz G550, and many other applications listed below, this part is a direct-fit service component for supported axle configurations.

• Part number: WTHM803110
• Outside diameter: 3.5 in (88.9 mm)
• Width: 0.906 in (23.02 mm)
• Designed for rear inner, front inner, and rear outer positions where specified
• Universal-style bearing component for multiple driveline and axle applications

Fitment Details

• Fits 2010-2018 Ford E-350 Super Duty, rear inner, with Spicer 70-2U Axle.
• Fits 2005-2018 Ford F-250 Super Duty, front inner, with Spicer 60-SF Axle.
• Fits 2005-2018 Ford F-350 Super Duty, front inner, with Spicer 60-SF Axle.
• Fits 2009-2018 Mercedes-Benz G550, front inner, with Mercedes-Benz AL 0/3 C-1 Axle.
• Fits 2013-2018 Mercedes-Benz G63 AMG, front inner, with Mercedes-Benz AL 0/3 C-1 Axle.
• Fits 2005-2018 Nissan Frontier, rear inner, with Spicer 44 Axle.
• Fits 2011-2017 Chevrolet Caprice, rear inner, with ZF Differential.
• Fits 2003-2017 Chevrolet Express 2500, rear inner, with Spicer 60 Axle.
• Fits 2003-2017 GMC Savana 2500, rear inner, with Spicer 60 Axle.
• Fits 2008-2011 Audi R8, rear inner, with Oerlikon Graziano RDM Differential.
• Fits 2006-2009 BMW M5, rear inner, with BMW 215K Differential.
• Fits 2005-2010 Chrysler 300, rear inner, with 198mm Ring Gear.
• Fits 2006-2010 Dodge Charger, rear inner, with 198mm Ring Gear.
• Fits 2004-2010 INFINITI QX56, rear inner, with Spicer 44 Axle.
• Fits 1994-2005 Mercedes-Benz S500, rear inner, with 198mm Ring Gear.
• Fits 1946-1959 Cadillac Commercial Chassis, rear outer, 14 Bolt(s).

What This Part Helps Address

• Noise or roughness from a worn differential pinion bearing race
• Excess bearing play that can affect gear mesh and driveline smoothness
• Damage from heat, contamination, or long-term wear inside the axle assembly
• Service needs on supported rear inner, front inner, or rear outer differential locations
• Restoration work on older Chrysler, Dodge, Ford, and Cadillac axle assemblies

Installation Notes and Tips

Confirm the axle type, differential family, and bearing dimensions before installation. This part is listed for specific applications such as Spicer 44, Spicer 60, Spicer 60-SF, Spicer 70-2U, BMW 215K, and 198mm ring gear setups, so matching the exact axle code is essential. Professional installation and proper bearing setup are recommended for differential service.

Quality Assurance

InMotion manufactures this bearing component for use in automotive and industrial environments where consistent rotation and reduced friction are important. The WTHM803110 is built from quality materials for dependable service across the listed applications.