Dorman 579-092 Fuel Tank Sending Unit Lock Ring

Dorman 579-092 Fuel Tank Sending Unit Lock Ring

Dorman 579-092 is a fuel tank sending unit lock ring used to secure the fuel pump assembly at the tank opening. It is made from durable rubber and includes the gasket or seal and mounting hardware specified in the product data for service replacement work.

Key Features

• Fuel tank sending unit lock ring for retaining the fuel pump assembly
• Durable rubber construction for service use
• Inside diameter: 2.375 in.; outside diameter: 3 in.
• Includes gasket or seal
• Includes mounting hardware
• Compatible With 1995-1998 Mazda Protege, air vent
• Compatible With 1995-1997 Ford Aspire
• Compatible With 1995-1997 Geo Metro
• Compatible With 1995-1997 Suzuki Esteem
• Compatible With 1995-1997 Suzuki Sidekick

Detailed Description

This Dorman fuel tank sending unit lock ring is a direct service part for securing the sending unit and fuel pump assembly in the tank. It is recommended for replacement whenever the sending unit is serviced, helping restore a proper retaining interface at the fuel tank opening. Part number 579-092 is listed for applications including Mazda Protege, Ford Aspire, Geo Metro, Suzuki Esteem, and Suzuki Sidekick across the model years shown.

This part cross-references Ford (e.g., F4BZ9417A) and Spectra Premium (e.g., LO92) for the same application.

What It Is Used For

• Replacing a worn or damaged fuel pump lock ring
• Restoring secure retention of the sending unit during service
• Addressing fuel tank sealing concerns at the pump opening
• Supporting repair work on Mazda Protege, Ford Aspire, Geo Metro, Suzuki Esteem, and Suzuki Sidekick fuel systems

Installation Notes and Tips

Inspect the tank flange, seal surface, and sending unit before installation. Replace the lock ring during fuel pump or sending unit service to help ensure proper retention and sealing. Confirm the application by year, make, model, and notes before installation. Part number 579-092 should be matched to the vehicle listed in the fitment data, including 1995-1998 Mazda Protege, air vent, and 1995-1997 Ford Aspire, Geo Metro, Suzuki Esteem, and Suzuki Sidekick.

Quality Assurance

Dorman supplies replacement hardware built for service use, and this lock ring is made from durable materials for reliable operation in fuel tank applications.