SKF 18186 Automatic Transmission Adapter Housing Seal - Rear

SKF 18186 Automatic Transmission Adapter Housing Seal

SKF 18186 is an automatic transmission adapter housing seal built for controlled sealing performance in the transmission case area. It uses a nitrile sealing surface and precise dimensions to help maintain a tight seal where the adapter housing meets the transmission assembly. This seal is listed for Jeep Grand Cherokee rear applications across 2005-2011 model years.

Key Features

• Nitrile sealing surface for transmission sealing applications
• Outside diameter: 1.501 in.
• Shaft diameter: 1.181 in.
• Width: 0.217 in.
• Direct-fit replacement for Jeep Grand Cherokee rear applications
• SKF part number 18186 for identification and ordering

Detailed Description

SKF 18186 is an automatic transmission adapter housing seal engineered to help retain transmission fluid at the adapter housing interface while keeping external contaminants out. SKF has a long history in seal design and manufacturing, and this part reflects that focus with application-specific dimensions and a nitrile sealing surface selected for transmission service. It is listed for 2005-2011 Jeep Grand Cherokee rear applications, including 2005-2010 Jeep Grand Cherokee and 2005-2011 Jeep Grand Cherokee rear fitments. This part cross-references Mopar 5143743AA for the same application.

What It Helps Address

• Transmission fluid seepage at the adapter housing seal area
• Contamination entering the transmission sealing interface
• Wear-related sealing loss from an aged adapter housing seal
• Leak diagnosis on 2005-2011 Jeep Grand Cherokee rear applications

Installation Notes and Tips

Confirm the seal dimensions and transmission application before installation. Inspect the adapter housing and mating surfaces for scoring, corrosion, or debris, and clean the sealing area thoroughly before fitting the new seal. Use proper transmission service procedures and verify the seal seats evenly to avoid distortion. For fitment verification, this SKF 18186 seal is listed for 2005-2011 Jeep Grand Cherokee rear applications.

Quality Assurance

SKF manufactures seals to specific designs using premium materials and controlled production standards. The brand’s seal engineering background supports consistent fit and sealing performance for transmission service. Part number 18186 is identified for the listed Jeep Grand Cherokee rear applications.