SKF 15375A Transfer Case Output Shaft Seal - Front

SKF Transfer Case Output Shaft Seal 15375A

SKF 15375A is a transfer case output shaft seal built for front-position applications on select INFINITI models. It uses an HMSA37 seal type with a 1.535 shaft diameter and 0.315 width to help maintain a tight seal at the output shaft where transfer case fluid retention matters.

Compatible with 2003-2014 INFINITI FX35, FX45, G35, G37, and EX35/QX50 front applications, this SKF transfer case output shaft seal is a direct-fit service part for vehicles that need reliable sealing at the transfer case output. Part number 15375A is also referenced by interchange number 3321605U00 for the same application.

Key Features

• SKF transfer case output shaft seal, part number 15375A
• HMSA37 seal type for transfer case sealing service
• 1.535 shaft diameter and 0.315 width
• Front-position fitment for select INFINITI applications
• Engineered with premium materials for application-specific sealing performance
• Designed to help keep lubricants in and contaminants out

Detailed Description

SKF has a long history in seal design and manufacturing, including the first integrated shaft seal introduced in 1928. The 15375A transfer case output shaft seal reflects that experience with a design focused on proper fit, material selection, and sealing performance in demanding driveline environments. For INFINITI FX35, FX45, G35, G37, EX35, and QX50 front applications, this seal supports the transfer case output shaft where fluid control is critical to driveline operation.

Use SKF 15375A when servicing a leaking or worn transfer case output shaft seal on 2003-2014 INFINITI models listed below. This part cross-references 3321605U00 for the same application.

Vehicle Fitment

• Fits 2014 INFINITI QX50, Front
• Fits 2009-2013 INFINITI G37, Front
• Fits 2008-2012 INFINITI EX35, Front
• Fits 2003-2012 INFINITI FX35, Front
• Fits 2003-2008 INFINITI FX45, Front
• Fits 2004-2008 INFINITI G35, Front

Common Repair Uses

• Transfer case fluid seepage at the output shaft
• Visible wetness around the transfer case seal area
• Seal wear from age, heat, or driveline mileage
• Contamination entering the transfer case through a damaged seal
• Service replacement during transfer case maintenance

Installation Notes and Tips

Inspect the output shaft, seal bore, and surrounding surfaces before installation. Clean the sealing area thoroughly and verify the shaft diameter and seal orientation match the application before pressing the seal into place. Replace the seal if the original shows hardening, cracking, or fluid leakage at the transfer case output.

Quality Assurance

SKF manufactures seals to specific designs using premium materials and quality-controlled production standards. The brand’s seal engineering heritage and focus on long service life support dependable driveline sealing in the listed INFINITI applications.