Fuel Tank/Sending Unit Lock Ring

Critical For Operation

Fuel System

Secures the fuel sending unit to the fuel tank.

The fuel tank or sending unit lock ring ensures the fuel sending unit remains securely fastened to the fuel tank, preventing leaks and maintaining proper fuel level readings.

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Typical part cost

$10–$30🔒

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Typical labor cost

$50–$100🔒

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Typically lasts

100,000–200,000 mi

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Or about

7.0–10.0 years

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DIY difficulty

3/10

⚠️ Owners Often Notice

If the Fuel Tank/Sending Unit Lock Ring is starting to fail, these are the signs owners most commonly report before it gets worse:

Fuel sending unit loose

Fuel leaks

Fuel gauge not working

Poor fuel delivery

Related Services

Services commonly performed on or around this part.

Replace Fuel Tank/Sending Unit Lock Ring

No standard interval on file

Inspect Fuel Tank/Sending Unit Lock Ring

No standard interval on file