Mercury Mariner Fuel Tank Lock Rings
Your Mercury Mariner will be happy to know that the search for the right Fuel Tank Lock Rings you’ve been looking for is over! Advance Auto Parts has 5 different Fuel Tank Lock Rings for your vehicle, ready for shipping or in-store pick up. The best part is, our Mercury Mariner Fuel Tank Lock Rings start from as little as $15.99.
When it comes to your Mercury Mariner, you want parts and products from only trusted brands. Here at Advance Auto Parts, we work with only top reliable Fuel Tank Lock Rings brands so you can shop with complete confidence. Some of our top Fuel Tank Lock Rings brands are Carquest Premium and Motorcraft. We’re sure you will get the right product to keep that Mariner running for a long time.
We even have reviews of our OEM and aftermarket Fuel Tank Lock Rings products to help you buy with confidence. Hear from other customers via the 70 reviews on parts for your Mercury Mariner.
Shop online, find the best price on the right product, and have it shipped right to your door. If you prefer to shop in person for the right Fuel Tank Lock Rings for your Mariner, visit one of our local Advance Auto Parts locations and you’ll be back on the road in no time!
Compare 23 Mercury Fuel Tank Lock Rings
Carquest Premium – Fuel Tank Lock Ring LO1582926 (Part No.LO1582926)
from
$15.99
Carquest Premium offers a complete line of fuel tank lock rings covering a wide variety of North American vehicle applications. Carquest Premium fuel tank lock rings are engineered to meet or exceed all OEM specifications. Carquest Premium fuel tank lock rings are precision stamped and are treated with a rust proof finish to ensure durability and strength.
Product Features:
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Product Features:
- Engineered to meet or exceed all OEM specifications
- Precision stamped and are treated with a rust proof finish to ensure durability and strength
Dorman – Help – Fuel Sending Unit Retainer Assortment (Part No.55812)
from
$17.29
Recommended for replacement whenever the sending unit is serviced, this fuel tank sending unit lock ring securely retains the fuel pump assembly to the lock. Made of durable materials for reliable service.
Product Features:
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Product Features:
- Direct replacement – this fuel tank sending unit lock ring is made to match the fit and performance of the original ring on specific vehicle applications
- Recommended for replacement whenever the sending unit is serviced, this fuel tank sending unit lock ring securely retains the fuel pump assembly to the lock
- Durable construction – this part is made from quality materials to ensure reliable performance and long service life
- Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
Carquest Premium – Fuel Tank Lock Ring (Part No.LR2001)
from
$20.99
CARQUEST lock rings are designed to positively seat the fuel pump in proper position inside the tank. These precision stamped rings are made from corrosion-resistant and durable metals for long life.
Product Features:
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Product Features:
- Precision stamped for perfect fit and pump position
- Always replace lock ring as a part of fuel pump service
Dorman – Fuel Sending Unit Retainer Assortment (Part No.E3004425897DOR)
from
$16.16
Recommended for replacement whenever the sending unit is serviced, Dorman’s Fuel Tank Sending Unit Lock Ring securely retains the fuel pump assembly to the lock. Its heavy-duty steel or plastic construction ensures a long life.
Product Features:
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Product Features:
- Comes with rubber seal or gasket
- Direct replacement for a proper fit every time
- Corrosion-resistant
- Quality-tested for trouble-free performance
Dorman – Help – Fuel Sending Unit Retainer Kit (Part No.55811)
from
$14.49
Recommended for replacement whenever the sending unit is serviced, this fuel tank sending unit lock ring securely retains the fuel pump assembly to the lock. Made of durable materials for reliable service.
Product Features:
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Product Features:
- Direct replacement – this fuel tank sending unit lock ring is made to match the fit and performance of the original ring on specific vehicle applications
- Recommended for replacement whenever the sending unit is serviced, this fuel tank sending unit lock ring securely retains the fuel pump assembly to the lock
- Durable construction – this part is made from quality materials to ensure reliable performance and long service life
- Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
Dorman – Fuel Pump Lock Ring (Part No.579-003)
from
$9.99
Recommended for replacement whenever the sending unit is serviced, this fuel tank sending unit lock ring securely retains the fuel pump assembly to the lock. Made of durable materials for reliable service.
Product Features:
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Product Features:
- Direct replacement – this fuel tank sending unit lock ring is made to match the fit and performance of the original ring on specific vehicle applications
- Recommended for replacement whenever the sending unit is serviced, this fuel tank sending unit lock ring securely retains the fuel pump assembly to the lock
- Durable construction – this part is made from quality materials to ensure reliable performance and long service life
- Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
Carquest Premium – Fuel Tank Lock Ring (Part No.LO1511468)
from
$27.99
Carquest Premium fuel tank lock rings are built by Carter Fuel Systems and Agility Auto Parts, industry leaders in high-quality fuel system components. Carquest Premium offers a complete line of fuel tank lock rings covering a wide variety of North American vehicle applications. Carquest Premium fuel tank lock rings are engineered to meet or exceed all OEM specifications. Carquest Premium fuel tank lock rings are precision stamped and are treated with a rust proof finish to ensure durability and strength.
Product Features:
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Product Features:
- Engineered to meet or exceed all OEM specifications.
- Precision stamped and are treated with a rust proof finish to ensure durability and strength.
Dorman – Help – Fuel Sending Unit Retainer Kit (Part No.55817)
from
$19.99
Recommended for replacement whenever the sending unit is serviced, this fuel tank sending unit lock ring securely retains the fuel pump assembly to the lock. Made of durable materials for reliable service.
Product Features:
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Product Features:
- Direct replacement – this fuel tank sending unit lock ring is made to match the fit and performance of the original ring on specific vehicle applications
- Recommended for replacement whenever the sending unit is serviced, this fuel tank sending unit lock ring securely retains the fuel pump assembly to the lock
- Durable construction – this part is made from quality materials to ensure reliable performance and long service life
- Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
Dorman – Fuel Pump Lock Ring (Part No.579-004)
from
$14.49
Recommended for replacement whenever the sending unit is serviced, this fuel tank sending unit lock ring securely retains the fuel pump assembly to the lock. Made of durable materials for reliable service.
Product Features:
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Product Features:
- Direct replacement – this fuel tank sending unit lock ring is made to match the fit and performance of the original ring on specific vehicle applications
- Recommended for replacement whenever the sending unit is serviced, this fuel tank sending unit lock ring securely retains the fuel pump assembly to the lock
- Durable construction – this part is made from quality materials to ensure reliable performance and long service life
- Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
KAI – Fuel Tank Lock Ring (Part No.TNKLO03)
from
$19.99
New Standard Replacement Lock/O-Ring Set
Product Features:
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Product Features:
- Meets All Federal Motor Safety Standards
- No Drilling Needed For Installation
- No Modifications Needed For Installation
- Direct Fit Replacement For Your Vehicle
- Same Form Fit And Function As OE
- Check Out The Large Selection Of Parts Available For Your Vehicle
Spectra Premium – Fuel Tank Lock Ring (Part No.LO42)
from
$6.79
Innovative engineering, manufacturing technology and quality control ensure that Spectra Premium lock rings meet or exceed the performance of the original equipment they replace.
Product Features:
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Product Features:
- Lock ring should be replaced when changing the fuel tank or fuel module
- Application specific design ensure a perfect fit guarantee
- OEM fit, form and function
- OEM design ensures corrosion resistance and prevents leakage from the fuel tank
- Manufactured with high quality material, ensuring the durability of this part to prevent costly leaks
Dorman – Fuel Tank Lock Ring (Part No.579-147)
from
$94.99
A recommended replacement whenever the sending unit is serviced, this fuel tank lock ring is a direct match for the original part. Designed for a secure fit, it’s manufactured from durable materials for reliable service.
Product Features:
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Product Features:
- Direct replacement – this fuel tank lock ring matches the fit, function and performance of the original part
- Ideal solution – recommended for replacement whenever the sending unit is serviced to ensure a secure connection to the fuel tank
- Durable construction – manufactured from quality materials for superior service and reliability
- Trustworthy design – backed by a team of product designers and engineers with over 100 years of automotive aftermarket experience
Dorman – Fuel Tank Lock Ring (Part No.579-202)
from
$74.99
A recommended replacement whenever the sending unit is serviced, this fuel tank lock ring is a direct match for the original part. Designed for a secure fit, it’s manufactured from durable materials for reliable service.
Product Features:
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Product Features:
- Direct replacement – this fuel tank lock ring matches the fit, function and performance of the original part
- Ideal solution – recommended for replacement whenever the sending unit is serviced to ensure a secure connection to the fuel tank
- Durable construction – manufactured from quality materials for superior service and reliability
- Trustworthy design – backed by a team of product designers and engineers with over 100 years of automotive aftermarket experience
Motorcraft – Fuel Sender Lock Rin (Part No.E2029672223MTR)
from
$30.65
Fuel Sender Lock Rin
Dorman – Fuel Sender Lock Rin (Part No.E2029751949DOR)
from
$26.43
Fuel Sender Lock Rin
Dorman – Lock Ring For The Fuel Pump (Part No.579-207)
from
$21.99
A recommended replacement whenever the sending unit is serviced, this fuel tank lock ring is a direct match for the original part. Designed for a secure fit, it’s manufactured from durable materials for reliable service..
Product Features:
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Product Features:
- Direct replacement – this fuel tank lock ring matches the fit, function and performance of the original part.
- Ideal solution – recommended for replacement whenever the sending unit is serviced to ensure a secure connection to the fuel tank
- Durable construction – manufactured from quality materials for superior service and reliability
- Trustworthy design – backed by a team of product designers and engineers with over 100 years of automotive aftermarket experience
Carquest – Fuel Tank Lock Ring (Part No.579-096)
from
$21.49
Innovative engineering, manufacturing technology and quality control ensure that Spectra Premium lock rings meet or exceed the performance of the original equipment they replace.
Product Features:
See More
Product Features:
- Lock ring should be replaced when changing the fuel tank or fuel module
- Application specific design ensure a perfect fit guarantee
- OEM fit, form and function
- OEM design ensures corrosion resistance and prevents leakage from the fuel tank
KAI – Fuel Tank Lock Ring (Part No.SPILO04)
from
$18.99
New Standard Replacement Fuel Tank Lock Ring, Large Gauge Fuel Level Sensor Hole: 2 5/8 Inch Or 3 5/8 Inch, Includes O-Ring, For 16 And 19 Gallon Tanks
Product Features:
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Product Features:
- Large Gauge, Fuel Level Sensor Hole, 2 5/8 Inch Or 3 5/8 Inch, Includes O-Ring, For 16 And 19 Gallon Tanks
- Meets All Federal Motor Safety Standards
- No Drilling Needed For Installation
- No Modifications Needed For Installation
- Direct Fit Replacement For Your Vehicle
- Same Form Fit And Function As OE
- Check Out The Large Selection Of Parts Available For Your Vehicle
Delphi – Fuel Tank Lock Ring (Part No.FA10008)
from
$18.99
100 years of OE experience, supplier to the world’s top automakers, OE Heritage and knowledge built into every aftermarket part, comprehensive portfolio for a wide range of vehicles and model years.
Product Features:
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Product Features:
- Delphi lock rings are designed to meet or exceed the performance of the original unit
- Made out of steel to endure harsh conditions
- Each lock ring is application specific to ensure the fuel system is locked in and seals properly
- Always consider replacing the lock ring as a part of fuel pump service
Delphi – Fuel Tank Lock Ring (Part No.FA10007)
from
$15.99
100 years of OE experience, supplier to the world’s top automakers, OE Heritage and knowledge built into every aftermarket part, comprehensive portfolio for a wide range of vehicles and model years.
Product Features:
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Product Features:
- Delphi lock rings are designed to meet or exceed the performance of the original unit
- Made out of steel to endure harsh conditions
- Each lock ring is application specific to ensure the fuel system is locked in and seals properly
- Always consider replacing the lock ring as a part of fuel pump service
Carquest Premium – Fuel Tank Lock Ring (Part No.LR2000)
from
$15.99
CARQUEST lock rings are designed to positively seat the fuel pump in proper position inside the tank. These precision stamped rings are made from corrosion-resistant and durable metals for long life.
Product Features:
See More
Product Features:
- Precision stamped for perfect fit and pump position
- Always replace lock ring as a part of fuel pump service
Dorman – Help – Fuel Sending Unit Retainer Kit (Part No.55813)
from
$14.99
Recommended for replacement whenever the sending unit is serviced, this fuel tank sending unit lock ring securely retains the fuel pump assembly to the lock. Made of durable materials for reliable service.
Product Features:
See More
Product Features:
- Direct replacement – this fuel tank sending unit lock ring is made to match the fit and performance of the original ring on specific vehicle applications
- Recommended for replacement whenever the sending unit is serviced, this fuel tank sending unit lock ring securely retains the fuel pump assembly to the lock
- Durable construction – this part is made from quality materials to ensure reliable performance and long service life
- Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
Dorman – Fuel Pump Lock Ring (Part No.579-042)
from
$5.49
Recommended for replacement whenever the sending unit is serviced, this fuel tank sending unit lock ring securely retains the fuel pump assembly to the lock. Made of durable materials for reliable service.
Product Features:
See More
Product Features:
- Direct replacement – this fuel tank sending unit lock ring is made to match the fit and performance of the original ring on specific vehicle applications
- Recommended for replacement whenever the sending unit is serviced, this fuel tank sending unit lock ring securely retains the fuel pump assembly to the lock
- Durable construction – this part is made from quality materials to ensure reliable performance and long service life
- Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
FAQs for Mercury Mariner Fuel Tank Lock Rings
What are the most popular Fuel Tank Lock Rings for the Mercury Mariner?
With 3 brands you can trust, our most popular Fuel Tank Lock Rings for the Mercury Mariner are:
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