SKF 19372 Transfer Case Input Shaft Seal

SKF 19372 Transfer Case Input Shaft Seal

SKF 19372 is a transfer case input shaft seal built for vehicles that need reliable fluid retention at the transfer case. It uses a nitrile sealing surface and precise dimensions to help maintain a tight seal at the input shaft where movement and heat can challenge sealing performance.

Compatible with select Chevrolet, GMC, Buick, and Oldsmobile applications, including Chevrolet Equinox, Chevrolet Trailblazer, GMC Envoy, Buick Rainier, and Oldsmobile Bravada models. This SKF 19372 seal is sized with a 1.938 shaft diameter, 2.698 outside diameter, and 0.507 width for application-specific fitment.

Key Features

• Transfer case input shaft seal for sealing the transfer case opening at the input shaft
• Nitrile sealing surface type for fluid sealing performance in drivetrain service
• 1.938 shaft diameter for application-specific fitment
• 2.698 outside diameter and 0.507 width for dimensional accuracy
• SKF engineering backed by a long history in shaft seal design
• Fits 2005-2009 Chevrolet Equinox, N/A
• Fits 2002-2009 Chevrolet Trailblazer, N/A
• Fits 2002-2009 GMC Envoy, N/A
• Fits 2004-2007 Buick Rainier, N/A
• Fits 2002-2006 Chevrolet Trailblazer EXT, N/A
• Fits 2002-2006 GMC Envoy XL, N/A
• Fits 2004-2005 GMC Envoy XUV, N/A
• Fits 2002-2004 Oldsmobile Bravada, N/A

Detailed Description

SKF 19372 is a transfer case input shaft seal designed to keep lubricant inside the transfer case and help block dirt, moisture, and other contaminants from entering the drivetrain. SKF has a long background in seal development, and this part reflects that focus with a nitrile sealing surface and carefully controlled dimensions for the shaft and housing interface. This part cross-references OE number 12569964 for the same application.

For shoppers searching for a transfer case input shaft seal for Chevrolet Trailblazer, GMC Envoy, or Buick Rainier models, SKF 19372 provides a direct-fit sealing solution for the listed vehicles. It is also listed for Chevrolet Equinox and Oldsmobile Bravada applications within the stated model years.

What It Helps Fix

• Transfer case fluid seepage at the input shaft
• Contamination entering the transfer case through a worn seal
• Drivetrain noise or wear related to low lubricant level
• Seal hardening, cracking, or loss of sealing tension over time
• Service issues on a Chevrolet Trailblazer, GMC Envoy, or Buick Rainier transfer case

Installation Notes

Inspect the input shaft, seal bore, and surrounding surfaces before installation. Clean the sealing area thoroughly and verify the shaft diameter and housing dimensions match the listed specifications before pressing the seal into place. Proper alignment during installation helps prevent premature wear and leakage.

Quality Assurance

SKF designs and manufactures seals to specific application requirements using premium materials and controlled production standards. The brand’s seal engineering heritage dates back to the first integrated shaft seal, and SKF 19372 is built to support long service life in transfer case use.