Dorman 652-531CD Automatic Transmission Drain Plug Gasket

Automatic Transmission Drain Plug Gasket for Toyota and Lexus

Dorman 652-531CD is an automatic transmission drain plug gasket made to match the fit and function of the original sealing washer used on specified Toyota, Lexus, and Scion vehicles. Built from aluminum with a silver finish, it provides a precise sealing surface for transmission drain plug service on applications such as Toyota Corolla, Camry, RAV4, Prius, and Lexus ES and RX models.

• Aluminum construction for durable sealing performance
• OE-style fit and function for specified automatic transmission drain plugs
• Silver finish
• Face width: 1.75 in.
• Inside diameter: 18.22 mm
• Outside diameter: 23.71 mm
• Thickness: 1.48 mm / 0.06 in.
• Cross-reference: Toyota OE numbers 90430T0021 and 90430T0025 for the same application

Detailed Product Information

This Dorman transmission drain plug gasket is engineered for direct replacement use on a wide range of Toyota and Lexus automatic transmissions. The aluminum sealing ring helps create a consistent seal at the drain plug, supporting clean fluid service and proper reassembly after transmission maintenance. Part number 652-531CD is listed across many late-model and legacy applications, including Toyota Corolla, Toyota Camry, Toyota RAV4, Toyota Prius, Lexus ES350, and Lexus RX450h.

What It Helps Address

• Transmission fluid seepage at the drain plug
• Damaged or flattened original sealing washer
• Improper sealing after fluid drain and refill service
• Recurring leaks from reused drain plug gaskets
• Service issues on Toyota and Lexus automatic transmission drain plugs

Installation Notes and Tips

Use this gasket during automatic transmission drain plug service on the listed applications. Clean the drain plug and mating surface before installation, and verify the gasket seats evenly before tightening. Confirm the vehicle application by year, make, and model before ordering, since fitment spans multiple Toyota, Lexus, and Scion platforms.

Quality Assurance

Dorman designs this gasket to match the original part’s fit and function for specified vehicles. The aluminum construction is selected for reliable service in transmission drain plug applications.