Dorman 635-327 Engine Crankshaft Seal Retainer - Rear

Rear Main Seal Retainer for Chrysler, Dodge, Jeep and Ram

Dorman 635-327 is a rear engine crankshaft seal retainer built to secure the rear main seal on specified vehicles. It matches the fit and function of the original retainer on applications where the factory part has leaked or failed from seal deterioration. This aluminum, painted gray replacement is a direct-fit solution for Chrysler 300, Dodge Charger, Ram 1500, and other rear-seal applications listed below.

Key Features

• Engine crankshaft seal retainer for the rear main seal
• Aluminum construction with painted gray finish
• Standard replacement grade for OE-style fit and function
• Includes seal/gasket as listed in the product data
• Mounting hole quantity: 8; mounting hole diameter: 6.5 mm
• Part number 635-327 for easy identification and ordering

Detailed Description

This Dorman 635-327 crankshaft seal retainer is engineered for rear engine sealing service on a wide range of Chrysler, Dodge, Jeep, and Ram vehicles. It is a practical replacement when the original retainer is warped, corroded, or no longer sealing correctly. The aluminum body, 1.35 mm material thickness, and painted finish support a durable OE-style repair, while the included seal/gasket helps restore the rear main seal interface. Cross-reference part numbers include Mopar 68223854AA and MAHLE 67964 for the same application.

Compatible With 2011-2023 Chrysler 300, rear; 2011-2023 Dodge Challenger, rear; 2011-2023 Dodge Charger, rear; 2013-2023 Ram 1500, rear; 2014-2022 Jeep Cherokee, rear; 2014-2021 Ram ProMaster 1500, rear; 2014-2021 Ram ProMaster 2500, rear; 2014-2021 Ram ProMaster 3500, rear; 2011-2020 Dodge Grand Caravan, rear; 2011-2019 Dodge Journey, rear; 2011-2017 Chrysler 200, rear; 2011-2016 Chrysler Town & Country, rear; 2011-2015 Dodge Durango, rear; 2011-2015 Jeep Grand Cherokee, rear; 2012-2015 Ram C/V, rear; 2011-2014 Dodge Avenger, rear; 2014 Jeep Wrangler, rear; and 2019-2024 Ram 1500 Classic, rear.

What It Helps Fix

• Rear main seal oil leakage at the crankshaft retainer
• Seal failure caused by deterioration of the original retainer
• Oil seepage from a damaged or warped rear seal housing
• Repeat leaks after prior rear seal service
• Fitment issues when the original retainer no longer matches OE dimensions

Installation Notes and Tips

Verify engine and vehicle fitment by year, make, model, and rear position before installation. Clean the sealing surfaces thoroughly and inspect the crankshaft seal area for wear, debris, or damage before fitting the new retainer. Confirm the mounting hole pattern and seal alignment during assembly to help achieve a proper rear main seal repair on Chrysler 300, Dodge Charger, Ram 1500, and other listed applications.

Quality Assurance

Dorman standard replacement components are built to match original fit and function for the listed applications. This part number 635-327 is engineered for direct replacement service on the specified rear seal applications.