Home› Air and Fuel Delivery > Hardware, Fasteners and Fittings› Dorman 579-074 Fuel Tank Sending Unit Lock Ring
Dorman 579-074 Fuel Tank Sending Unit Lock RingOE Quality 60-Day Returns
Part #: 579-074

Dorman 579-074 Fuel Tank Sending Unit Lock Ring

21 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$31.22Free Shipping
Free ShippingNo Cost to Continental U.S.
Free Returns*Wrong fit? No cost
60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Lexus and Toyota, Avalon, Camry, and ES300
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST
Not what you need? See all Fuel Tank Sending Unit Lock Ring options

Dorman 579-074 Fuel Tank Sending Unit Lock Ring

Dorman 579-074 is a fuel tank sending unit lock ring made for secure retention of the fuel pump assembly at the tank opening. It is a direct replacement choice for service work on Toyota Camry, Lexus ES300, and Toyota Avalon applications where the sending unit is removed and reinstalled.

Key Features

  • Fuel tank sending unit lock ring for retaining the fuel pump assembly
  • Durable rubber construction for reliable service
  • Includes gasket or seal for service replacement
  • Mounting hardware included for installation support
  • Lock ring diameter: 6.42 in
  • Inside diameter: 5.23 in; outside diameter: 4.13 in

Detailed Description

This Dorman fuel tank sending unit lock ring, part number 579-074, is recommended whenever the sending unit is serviced. It secures the fuel pump assembly to the tank lock area and helps restore proper retention after fuel system service. The rubber material and included seal support a dependable service replacement for vehicles such as the 1992-1996 Lexus ES300, 1995-1996 Toyota Avalon, and 1983-1996 Toyota Camry. This part cross-references Spectra Premium LO74 for the same application.

What It Helps Solve

  • Loose or damaged fuel pump lock ring during sending unit service
  • Improper retention of the fuel pump assembly at the tank opening
  • Seal replacement needs during fuel tank sending unit repair
  • Service issues on Toyota Camry fuel pump lock ring applications
  • Replacement needs on Lexus ES300 and Toyota Avalon fuel tank service

Installation Notes and Tips

  • Use during fuel tank sending unit service to restore secure retention.
  • Verify lock ring diameter and tank opening dimensions before installation.
  • Inspect the sealing surface and replace worn components as needed.
  • For 1987-1991 Toyota Camry, this part applies to Fuel Pump; 8 Bolt Design.

Quality Assurance

Dorman manufactures this replacement lock ring from durable materials for dependable service in fuel system repairs. Part number 579-074 is built to meet the needs of common Toyota and Lexus sending unit applications.

BrandDorman
Part Number579-074
MaterialRubber
Inside Diameter5.23
Outside Diameter4.13
Mounting Hardware IncludedYes
Gasket Or Seal IncludedYes
Lock Ring Diameter (In)6.42 in
Package Contents1 fuel pump lock ring

This part fits 21 vehicles. Search below:

YearMakeModelPositionNotes
1996LexusES300N/A
1996ToyotaAvalonN/A
1996ToyotaCamryN/A
1995LexusES300N/A
1995ToyotaAvalonN/A
1995ToyotaCamryN/A
1994LexusES300N/A
1994ToyotaCamryN/A
1993LexusES300N/A
1993ToyotaCamryN/A
1992LexusES300N/A
1992ToyotaCamryN/A
1991ToyotaCamryN/AFuel Pump; 8 Bolt Design
1990ToyotaCamryN/AFuel Pump; 8 Bolt Design
1989ToyotaCamryN/AFuel Pump; 8 Bolt Design
1988ToyotaCamryN/AFuel Pump; 8 Bolt Design
1987ToyotaCamryN/AFuel Pump; 8 Bolt Design
1986ToyotaCamryN/A
1985ToyotaCamryN/A
1984ToyotaCamryN/A
1983ToyotaCamryN/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

7716933010LO74

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.