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Dorman 579-006 Fuel Tank Sending Unit Lock RingOE Quality 60-Day Returns
Part #: 579-006

Dorman 579-006 Fuel Tank Sending Unit Lock Ring

201 vehicles fit this part
Select your vehicle to confirm fitment
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Fitment: Chrysler, Dodge, and Plymouth, 300, 600, Acclaim, Aries, B100, B150, B200, B250, B300, B350, Challenger, Charger, Dart, Daytona, Imperial, Lancer, Laser, LeBaron, Monaco, New Yorker, Newport, PB150, PB250, PB350, Reliant, Spirit, and Sundance
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Fuel Tank Sending Unit Lock Ring for Chrysler and Dodge

Dorman 579-006 is a metal fuel tank sending unit lock ring used to secure the fuel pump assembly to the tank opening. It is recommended for replacement whenever the sending unit is serviced, helping restore a secure seal at the fuel tank access point on select Chrysler, Dodge, and Plymouth vehicles.

Key Features

  • Metal construction for durable service
  • Secures the fuel pump assembly to the tank lock
  • Includes gasket or seal for service replacement
  • Inside diameter: 1.875 in.
  • Outside diameter: 4.25 in.
  • Lock ring diameter: 2 in.
  • Direct replacement style for select fuel tank sending unit applications

Detailed Description

This Dorman fuel tank sending unit lock ring, part number 579-006, is built for vehicles that use a retained fuel pump or sending unit assembly at the tank. It is a practical replacement when servicing the fuel system on applications such as Chrysler LeBaron, Dodge Spirit, Plymouth Acclaim, and Dodge Dart. The metal ring helps hold the assembly in place and supports a proper tank seal when the sending unit is removed and reinstalled.

This part cross-references Spectra Premium LO06 for the same application. It also cross-references 1730095.

What It Helps Fix

  • Loose or damaged fuel pump retaining ring
  • Fuel tank sending unit that will not stay seated
  • Seal issues after fuel pump or sender service
  • Fuel odor caused by an improper tank opening seal
  • Service problems on Chrysler, Dodge, and Plymouth fuel tank assemblies

Installation Notes and Tips

Inspect the tank opening, sender flange, and seal surface before installation. Replace the lock ring whenever the sending unit is serviced if the original ring shows wear, distortion, or corrosion. Confirm the ring diameter and dimensions match the application before assembly. This part is listed for select 1963-1995 Chrysler, Dodge, and Plymouth models, including 1983-1995 Chrysler LeBaron, 1989-1995 Dodge Spirit, and 1989-1995 Plymouth Acclaim.

Quality Assurance

Dorman manufactures this lock ring from durable metal for reliable service in fuel tank applications. Part number 579-006 is built to support secure retention of the fuel pump assembly during routine fuel system repair.

BrandDorman
Part Number579-006
MaterialMetal
Inside Diameter1.875
Outside Diameter4.25
Mounting Hardware IncludedNo
Gasket Or Seal IncludedYes
Lock Ring Diameter (In)2 in
Package Contents1 fuel pump lock ring

This part fits 201 vehicles. Search below:

YearMakeModelPositionNotes
1995ChryslerLeBaronN/A
1995DodgeSpiritN/A
1995PlymouthAcclaimN/A
1994ChryslerLeBaronN/A
1994DodgeSpiritN/A
1994PlymouthAcclaimN/A
1994PlymouthSundanceN/A
1993ChryslerLeBaronN/A
1993DodgeDaytonaN/A
1993DodgeSpiritN/A
1993PlymouthAcclaimN/A
1993PlymouthSundanceN/A
1992ChryslerLeBaronN/A
1992DodgeDaytonaN/A
1992DodgeSpiritN/A
1992PlymouthAcclaimN/A
1992PlymouthSundanceN/A
1991ChryslerLeBaronN/A
1991DodgeDaytonaN/A
1991DodgeSpiritN/A
1991PlymouthAcclaimN/A
1991PlymouthSundanceN/A
1990ChryslerLeBaronN/A
1990DodgeDaytonaN/A
1990DodgeSpiritN/A
1990PlymouthAcclaimN/A
1990PlymouthSundanceN/A
1989ChryslerLeBaronN/A
1989DodgeAriesN/A
1989DodgeDaytonaN/A
1989DodgeLancerN/A
1989DodgeSpiritN/A
1989PlymouthAcclaimN/A
1989PlymouthReliantN/A
1989PlymouthSundanceN/A
1988ChryslerLeBaronN/A
1988Dodge600N/A
1988DodgeAriesN/A
1988DodgeDaytonaN/A
1988DodgeLancerN/A
1988PlymouthReliantN/A
1988PlymouthSundanceN/A
1987ChryslerLeBaronN/A
1987Dodge600N/A
1987DodgeAriesN/A
1987DodgeB150N/A
1987DodgeB250N/A
1987DodgeB350N/A
1987DodgeDaytonaN/A
1987DodgeLancerN/A
1987PlymouthReliantN/A
1987PlymouthSundanceN/A
1986ChryslerLaserN/A
1986ChryslerLeBaronN/A
1986Dodge600N/A
1986DodgeAriesN/A
1986DodgeB150N/A
1986DodgeB250N/A
1986DodgeB350N/A
1986DodgeDaytonaN/A
1986DodgeLancerN/A
1986PlymouthReliantN/A
1985ChryslerLaserN/A
1985ChryslerLeBaronN/A
1985Dodge600N/A
1985DodgeAriesN/A
1985DodgeB150N/A
1985DodgeB250N/A
1985DodgeB350N/A
1985PlymouthReliantN/A
1984ChryslerLeBaronN/A
1984Dodge600N/A
1984DodgeAriesN/A
1984DodgeB150N/A
1984DodgeB250N/A
1984DodgeB350N/A
1984PlymouthReliantN/A
1983ChryslerImperialN/A
1983ChryslerLeBaronN/A
1983Dodge600N/A
1983DodgeAriesN/A
1983DodgeB150N/A
1983DodgeB250N/A
1983DodgeB350N/A
1983PlymouthPB150N/A
1983PlymouthPB250N/A
1983PlymouthPB350N/A
1983PlymouthReliantN/A
1982ChryslerImperialN/A
1982DodgeB150N/A
1982DodgeB250N/A
1982DodgeB350N/A
1982PlymouthPB150N/A
1982PlymouthPB250N/A
1982PlymouthPB350N/A
1981ChryslerImperialN/A
1981ChryslerNew YorkerN/A
1981DodgeB150N/A
1981DodgeB250N/A
1981DodgeB350N/A
1981PlymouthPB150N/A
1981PlymouthPB250N/A
1981PlymouthPB350N/A
1980ChryslerNew YorkerN/A
1980DodgeB100N/A
1980DodgeB200N/A
1980DodgeB300N/A
1979ChryslerNew YorkerN/A
1979DodgeB100N/A
1979DodgeB200N/A
1979DodgeB300N/A
1978ChryslerNew YorkerN/A
1978ChryslerNewportN/A
1978DodgeB100N/A
1978DodgeB200N/A
1978DodgeB300N/A
1977ChryslerNew YorkerN/A
1977ChryslerNewportN/A
1977DodgeB100N/A
1977DodgeB200N/A
1977DodgeB300N/A
1976ChryslerNew YorkerN/A
1976ChryslerNewportN/A
1976DodgeB100N/A
1976DodgeB200N/A
1976DodgeB300N/A
1976DodgeChargerN/A
1976DodgeDartN/A
1976DodgeMonacoN/A
1975ChryslerImperialN/A
1975ChryslerNew YorkerN/A
1975ChryslerNewportN/A
1975DodgeB100N/A
1975DodgeB200N/A
1975DodgeB300N/A
1975DodgeChargerN/A
1975DodgeDartN/A
1975DodgeMonacoN/A
1974ChryslerImperialN/A
1974ChryslerNew YorkerN/A
1974ChryslerNewportN/A
1974DodgeChallengerN/A
1974DodgeChargerN/A
1974DodgeDartN/A
1974DodgeMonacoN/A
1973ChryslerImperialN/A
1973ChryslerNew YorkerN/A
1973ChryslerNewportN/A
1973DodgeChallengerN/A
1973DodgeChargerN/A
1973DodgeDartN/A
1973DodgeMonacoN/A
1972ChryslerImperialN/A
1972ChryslerNew YorkerN/A
1972ChryslerNewportN/A
1972DodgeChallengerN/A
1972DodgeChargerN/A
1972DodgeDartN/A
1972DodgeMonacoN/A
1971Chrysler300N/A
1971ChryslerImperialN/A
1971ChryslerNew YorkerN/A
1971ChryslerNewportN/A
1971DodgeChallengerN/A
1971DodgeChargerN/A
1971DodgeDartN/A
1971DodgeMonacoN/A
1970Chrysler300N/A
1970ChryslerImperialN/A
1970ChryslerNew YorkerN/A
1970ChryslerNewportN/A
1970DodgeChallengerN/A
1970DodgeChargerN/A
1970DodgeDartN/A
1970DodgeMonacoN/A
1969Chrysler300N/A
1969ChryslerImperialN/A
1969ChryslerNew YorkerN/A
1969ChryslerNewportN/A
1969DodgeChargerN/A
1969DodgeDartN/A
1969DodgeMonacoN/A
1968Chrysler300N/A
1968ChryslerImperialN/A
1968ChryslerNew YorkerN/A
1968ChryslerNewportN/A
1968DodgeChargerN/A
1968DodgeDartN/A
1968DodgeMonacoN/A
1967Chrysler300N/A
1967ChryslerImperialN/A
1967ChryslerNew YorkerN/A
1967ChryslerNewportN/A
1967DodgeChargerN/A
1967DodgeDartN/A
1967DodgeMonacoN/A
1966DodgeChargerN/A
1966DodgeDartN/A
1965DodgeDartN/A
1964DodgeDartN/A
1963DodgeDartN/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:

1730095LO06

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