Dorman 090-052CD Engine Oil Drain Plug

Engine Oil Drain Plug for OE-Style Service

Dorman 090-052CD is a direct replacement engine oil drain plug for vehicles using a 1/2-20 UNC thread. It is built to match the original thread pitch for a proper seal, making it a practical choice for oil pan service on applications such as Dodge Ram 1500, Jeep Wrangler, and Chevrolet Silverado.

Use this Dorman 090-052CD drain plug when the original plug is damaged, worn, or no longer sealing correctly. The carbon steel construction, hex head drive, and included gasket support straightforward oil changes on a wide range of domestic vehicles.

Key Features

• Direct replacement engine oil drain plug for OE-style fitment
• 1/2-20 UNC coarse thread size with 9/16 in. hex head
• Carbon steel construction with silver finish
• Includes gasket for sealing at the oil pan
• Conventional drain method with no special tool required
• Non-magnetic design

Detailed Description

This Dorman oil drain plug is engineered for applications that use a 1/2-20 UNC thread and a 9/16 in. head size. The pilot point design and matched thread pitch help it seat correctly in the oil pan, supporting a reliable seal during routine maintenance. It is a direct replacement for worn or damaged original drain plugs and is listed across many Chrysler, Dodge, Jeep, Chevrolet, GMC, Buick, Cadillac, Oldsmobile, Pontiac, Ford, and Plymouth applications. This part number, 090-052CD, is also a useful reference when cross-checking service parts for older Ram, Wrangler, and Silverado platforms.

This part cross-references Dorman OE Solutions and related service listings (e.g., 413441C1, 652026) for the same application.

What It Helps Solve

• Stripped or worn drain plug threads
• Oil seepage at the drain point
• Damaged hex head that makes removal difficult
• Incorrect replacement plug size after prior service
• Routine oil change service on vehicles with 1/2-20 UNC drain threads

Installation Notes and Tips

• Verify the oil pan uses a 1/2-20 UNC thread before installation.
• Inspect the sealing surface and replace the gasket if the old one is flattened or damaged.
• Use a 9/16 in. hex socket or wrench for removal and tightening.
• Thread the plug in by hand first to avoid cross-threading.
• Confirm the plug seats evenly and does not over-tighten during service.

Quality Assurance

Dorman manufactures this replacement drain plug to match original equipment thread pitch and sealing requirements for service reliability. Part number 090-052CD is built as an OE-style replacement for maintenance on a broad range of compatible vehicles, including Dodge Ram 1500, Jeep Wrangler, and Chevrolet Silverado applications.