Elring 804.200 Engine Oil Line O-Ring

Engine Oil Line O-Ring Seal

Elring 804.200 is an engine oil line O-ring made for sealing applications where consistent material performance matters. It is specified for Ram heavy-duty truck fitments and Dodge Ram applications across multiple model years.

Key Features

• FPM (fluoride rubber) construction for oil-resistant sealing performance
• O-ring shape for a precise sealing interface
• 9.3 mm inner diameter for application-specific fitment
• 1.8 mm thickness for controlled compression at the seal point
• Fits Ram 2500, Ram 3500, Ram 4000, Ram 4500, and Ram 5500 applications

Detailed Description

This Elring engine oil line O-ring, part number 804.200, is built around a simple sealing design with FPM material and defined dimensions for the oil line connection. The 9.3 mm inner diameter and 1.8 mm thickness help match the original sealing geometry used in the listed Ram and Dodge Ram applications. For buyers searching for an engine oil line O-ring for Ram 2500 or Ram 3500 service work, 804.200 provides a direct sealing component for the specified fitments. This part cross-references 3044297 and 5011921AA for the same application.

What It Is Used For

• Replacing a worn or flattened oil line seal
• Addressing oil seepage at the line connection
• Restoring sealing integrity after disassembly
• Correcting leaks caused by heat-aged rubber

Installation Notes and Tips

Confirm the seal dimensions before installation and inspect the mating surfaces for debris, scoring, or old seal residue. Lubricate the O-ring with clean engine oil during assembly to reduce twisting and help it seat evenly. Verify the application against the vehicle’s service information before reassembly.

Quality Assurance

Elring is a sealing-system manufacturer known for OE-style gasket and seal components used in engine service applications.