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Dorman 579-091 Fuel Tank Sending Unit Lock RingOE Quality 60-Day Returns
Part #: 579-091

Dorman 579-091 Fuel Tank Sending Unit Lock Ring

N/A
303 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Chevrolet, GMC, Oldsmobile, Pontiac, and Buick, Blazer, Express 1500, Express 2500, Express 3500, S10, Savana 1500, Savana 2500, Savana 3500, Sonoma, Lumina, Jimmy, Bravada, C2500, C3500, K2500, K3500, Suburban 1500, Intrigue, Grand Prix, Century, Regal, Astro, C1500, C1500 Suburban, C2500 Suburban, Cavalier, K1500, K1500 Suburban, K2500 Suburban, Malibu, Monte Carlo, P30, P3500, Safari, Alero, Cutlass, Grand Am, Sunfire, Skylark, Achieva, Beretta, Corsica, and Sunbird
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Not what you need? See all Fuel Tank Sending Unit Lock Ring options

Fuel Tank Sending Unit Lock Ring for OE Service

Dorman 579-091 is a metal fuel tank sending unit lock ring made for secure retention of the fuel pump assembly at the tank opening. It includes a gasket/seal and is recommended whenever the sending unit is serviced, helping restore a proper seal on supported Chevrolet, GMC, Buick, Pontiac, Oldsmobile, and related applications.

Key Features

  • Metal construction for durable service at the fuel tank opening
  • Lock ring diameter: 4.125 in. with 4 in. inside diameter and 4.25 in. outside diameter
  • Includes gasket/seal for service replacement
  • Direct replacement style for fuel pump and sending unit retention
  • Part number 579-091 for easy identification

Detailed Description

This fuel tank sending unit lock ring secures the fuel pump assembly to the tank lock interface and is a practical replacement during fuel sender or pump service. Dorman 579-091 is built from metal for reliable retention and is sized for 123 mm O.D. applications across a wide range of GM vehicles, including Chevrolet Blazer, Chevrolet S10, GMC Sonoma, and GMC Jimmy. This part cross-references Spectra Premium LO91 for the same application.

Compatible With 1996-2005 Chevrolet Blazer, N/A; 1997-2002 Chevrolet S10, N/A; 1996-2001 GMC Jimmy, N/A; and 1997-2002 GMC Sonoma, N/A. Additional coverage includes Chevrolet Express vans, GMC Savana vans, Pontiac Grand Am, Buick Century, Oldsmobile Intrigue, and other listed models. Use part number 579-091 when matching the lock ring to the tank opening and sending unit service requirements.

Common Service Issues

  • Loose or damaged fuel pump lock ring during sender replacement
  • Fuel tank opening seal concerns after fuel module service
  • Corrosion or wear on the original retaining ring
  • Improper retention of the sending unit assembly
  • Need for a replacement ring during tank maintenance

Installation Notes and Tips

Inspect the tank flange, locking tabs, and sealing surface before installation. Replace the gasket/seal during service and confirm the ring seats evenly around the 123 mm O.D. opening. Verify vehicle-specific fitment before ordering, especially on Chevrolet Blazer, Chevrolet S10, and GMC Sonoma applications.

Quality Assurance

Dorman manufactures this lock ring from durable metal for dependable service in fuel system repairs. The included gasket/seal supports a complete service replacement on listed applications.

BrandDorman
Part Number579-091
Gasket Or Seal IncludedYes
Inside Diameter4
Lock Ring Diameter (In)4.125 in
MaterialMetal
Mounting Hardware IncludedNo
Outside Diameter4.25
Package Contents1 Fuel Pump Lock Ring

This part fits 303 vehicles. Search below:

YearMakeModelBody Type# DoorsFuel TypePositionNotes
2005ChevroletBlazerN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2004ChevroletBlazerN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2003ChevroletBlazerN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2002ChevroletBlazerN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2002ChevroletExpress 1500Standard Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2002ChevroletExpress 1500Standard Cargo VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2002ChevroletExpress 2500Standard Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2002ChevroletExpress 2500Standard Cargo VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2002ChevroletExpress 2500Extended Cargo VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2002ChevroletExpress 2500Extended Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2002ChevroletExpress 3500N/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2002ChevroletS102 DoorN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2002ChevroletS103 DoorN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2002GMCSavana 1500Standard Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2002GMCSavana 1500Standard Cargo VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2002GMCSavana 2500Standard Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2002GMCSavana 2500Standard Cargo VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2002GMCSavana 2500Extended Cargo VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2002GMCSavana 2500Extended Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2002GMCSavana 3500Standard Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2002GMCSavana 3500Standard Cargo VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2002GMCSavana 3500Extended Cargo VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2002GMCSavana 3500Extended Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2002GMCSonoma2 DoorN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2002GMCSonoma3 DoorN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2001ChevroletBlazerN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2001ChevroletExpress 1500Standard Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2001ChevroletExpress 1500Standard Cargo VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2001ChevroletExpress 2500Standard Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2001ChevroletExpress 2500Standard Cargo VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2001ChevroletExpress 2500Extended Cargo VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2001ChevroletExpress 2500Extended Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2001ChevroletExpress 3500N/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2001ChevroletLuminaN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2001ChevroletS10N/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2001GMCJimmyN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2001GMCSavana 1500Standard Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2001GMCSavana 1500Standard Cargo VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2001GMCSavana 2500Standard Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2001GMCSavana 2500Standard Cargo VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2001GMCSavana 2500Extended Cargo VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2001GMCSavana 2500Extended Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2001GMCSavana 3500Standard Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2001GMCSavana 3500Standard Cargo VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2001GMCSavana 3500Extended Cargo VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2001GMCSavana 3500Extended Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2001GMCSonomaN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2001OldsmobileBravadaN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2000ChevroletBlazerN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2000ChevroletC2500GASN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2000ChevroletC3500GASN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2000ChevroletExpress 1500Standard Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2000ChevroletExpress 1500Standard Cargo VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2000ChevroletExpress 2500Standard Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2000ChevroletExpress 2500Standard Cargo VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2000ChevroletExpress 2500Extended Cargo VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2000ChevroletExpress 2500Extended Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2000ChevroletExpress 3500Standard Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2000ChevroletExpress 3500Extended Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2000ChevroletK2500GASN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2000ChevroletK3500GASN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2000ChevroletLuminaN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2000ChevroletS10N/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2000ChevroletSuburban 1500GASN/AStandard Tank; 123 mm O.D.
2000GMCC2500GASN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2000GMCC3500GASN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2000GMCJimmyN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2000GMCK2500GASN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2000GMCK3500GASN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2000GMCSavana 1500Standard Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2000GMCSavana 1500Standard Cargo VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2000GMCSavana 2500Standard Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2000GMCSavana 2500Standard Cargo VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2000GMCSavana 2500Extended Cargo VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2000GMCSavana 2500Extended Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2000GMCSavana 3500Standard Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2000GMCSavana 3500Standard Cargo VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2000GMCSavana 3500Extended Cargo VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2000GMCSavana 3500Extended Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2000GMCSonomaN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2000OldsmobileBravadaN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2000OldsmobileIntrigueN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
2000PontiacGrand PrixN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1999BuickCenturyN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1999BuickRegalN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1999ChevroletAstroN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1999ChevroletBlazerN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1999ChevroletC1500GASN/AStandard Tank; 123 mm O.D.
1999ChevroletC1500 SuburbanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1999ChevroletC2500GASN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1999ChevroletC2500 SuburbanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1999ChevroletC3500GASN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1999ChevroletCavalierN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1999ChevroletExpress 1500Standard Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1999ChevroletExpress 1500Standard Cargo VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1999ChevroletExpress 2500Standard Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1999ChevroletExpress 2500Standard Cargo VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1999ChevroletExpress 2500Extended Cargo VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1999ChevroletExpress 2500Extended Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1999ChevroletExpress 3500Standard Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1999ChevroletExpress 3500Extended Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1999ChevroletK1500N/AMain Tank; Lock Ring and Gasket included; 123mm O.D.
1999ChevroletK1500 SuburbanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1999ChevroletK2500GASN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1999ChevroletK2500 SuburbanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1999ChevroletK3500GASN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1999ChevroletLuminaN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1999ChevroletMalibuN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1999ChevroletMonte CarloN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1999ChevroletP30N/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1999ChevroletS10N/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1999GMCC1500N/AMain Tank; Lock Ring and Gasket included; 123mm O.D.
1999GMCC1500 SuburbanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1999GMCC2500GASN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1999GMCC2500 SuburbanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1999GMCC3500GASN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1999GMCJimmyN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1999GMCK1500N/AMain Tank; Lock Ring and Gasket included; 123mm O.D.
1999GMCK1500 SuburbanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1999GMCK2500GASN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1999GMCK2500 SuburbanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1999GMCK3500GASN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1999GMCP3500N/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1999GMCSafariN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1999GMCSavana 1500Standard Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1999GMCSavana 1500Standard Cargo VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1999GMCSavana 2500Standard Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1999GMCSavana 2500Standard Cargo VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1999GMCSavana 2500Extended Cargo VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1999GMCSavana 2500Extended Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1999GMCSavana 3500Standard Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1999GMCSavana 3500Standard Cargo VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1999GMCSavana 3500Extended Cargo VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1999GMCSavana 3500Extended Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1999GMCSonomaN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1999OldsmobileAleroN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1999OldsmobileBravadaN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1999OldsmobileCutlassN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1999OldsmobileIntrigueN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1999PontiacGrand AmN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1999PontiacGrand PrixN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1999PontiacSunfireN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1998BuickCenturyN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1998BuickRegalN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1998BuickSkylarkN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1998ChevroletAstroN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1998ChevroletBlazerN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1998ChevroletC1500GASN/AStandard Tank; 123 mm O.D.
1998ChevroletC1500DIESELN/AStandard Tank; 123 mm O.D.
1998ChevroletC1500 SuburbanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1998ChevroletC2500GASN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1998ChevroletC2500 SuburbanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1998ChevroletC3500GASN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1998ChevroletCavalierN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1998ChevroletExpress 1500Standard Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1998ChevroletExpress 1500Standard Cargo VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1998ChevroletExpress 2500Standard Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1998ChevroletExpress 2500Standard Cargo VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1998ChevroletExpress 2500Extended Cargo VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1998ChevroletExpress 2500Extended Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1998ChevroletExpress 3500Standard Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1998ChevroletExpress 3500Extended Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1998ChevroletK1500N/AMain Tank; Lock Ring and Gasket included; 123mm O.D.
1998ChevroletK1500 SuburbanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1998ChevroletK2500GASN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1998ChevroletK2500 SuburbanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1998ChevroletK3500GASN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1998ChevroletLuminaN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1998ChevroletMalibuN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1998ChevroletMonte CarloN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1998ChevroletP30N/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1998ChevroletS10N/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1998GMCC1500N/AMain Tank; Lock Ring and Gasket included; 123mm O.D.
1998GMCC1500 SuburbanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1998GMCC2500GASN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1998GMCC2500 SuburbanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1998GMCC3500GASN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1998GMCJimmyN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1998GMCK1500GASN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1998GMCK1500 SuburbanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1998GMCK2500GASN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1998GMCK2500 SuburbanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1998GMCK3500GASN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1998GMCP3500N/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1998GMCSafariN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1998GMCSavana 1500Standard Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1998GMCSavana 1500Standard Cargo VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1998GMCSavana 2500Standard Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1998GMCSavana 2500Standard Cargo VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1998GMCSavana 2500Extended Cargo VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1998GMCSavana 2500Extended Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1998GMCSavana 3500Standard Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1998GMCSavana 3500Standard Cargo VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1998GMCSavana 3500Extended Cargo VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1998GMCSavana 3500Extended Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1998GMCSonomaN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1998OldsmobileAchievaN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1998OldsmobileBravadaN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1998OldsmobileCutlassN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1998OldsmobileIntrigueN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1998PontiacGrand AmN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1998PontiacGrand PrixN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1998PontiacSunfireN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1997BuickCenturyN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1997BuickRegalN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1997BuickSkylarkN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1997ChevroletAstroN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1997ChevroletBlazerN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1997ChevroletC1500GASN/AStandard Tank; 123 mm O.D.
1997ChevroletC1500DIESELN/AStandard Tank; 123 mm O.D.
1997ChevroletC2500GASN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1997ChevroletC3500GASN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1997ChevroletCavalierN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1997ChevroletExpress 1500Standard Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1997ChevroletExpress 1500Standard Cargo VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1997ChevroletExpress 2500Standard Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1997ChevroletExpress 2500Standard Cargo VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1997ChevroletExpress 2500Extended Cargo VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1997ChevroletExpress 2500Extended Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1997ChevroletExpress 3500Standard Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1997ChevroletExpress 3500Extended Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1997ChevroletK1500N/AMain Tank; Lock Ring and Gasket included; 123mm O.D.
1997ChevroletK2500GASN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1997ChevroletK3500GASN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1997ChevroletLuminaN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1997ChevroletMalibuN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1997ChevroletMonte CarloN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1997ChevroletS10N/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1997GMCC1500GASN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1997GMCC2500GASN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1997GMCC3500GASN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1997GMCJimmyN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1997GMCK1500GASN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1997GMCK2500GASN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1997GMCK3500GASN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1997GMCSafariN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1997GMCSavana 1500Standard Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1997GMCSavana 1500Standard Cargo VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1997GMCSavana 2500Standard Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1997GMCSavana 2500Standard Cargo VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1997GMCSavana 2500Extended Cargo VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1997GMCSavana 2500Extended Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1997GMCSavana 3500Standard Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1997GMCSavana 3500Standard Cargo VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1997GMCSavana 3500Extended Cargo VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1997GMCSavana 3500Extended Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1997GMCSonomaN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1997OldsmobileAchievaN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1997OldsmobileBravadaN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1997OldsmobileCutlassN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1997PontiacGrand AmN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1997PontiacGrand PrixN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1997PontiacSunfireN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1996BuickSkylarkN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1996ChevroletBlazerN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1996ChevroletCavalierN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1996ChevroletCorsicaN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1996ChevroletExpress 1500Standard Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1996ChevroletExpress 1500Standard Cargo VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1996ChevroletExpress 2500Standard Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1996ChevroletExpress 2500Standard Cargo VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1996ChevroletExpress 2500Extended Cargo VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1996ChevroletExpress 2500Extended Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1996ChevroletExpress 3500Standard Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1996ChevroletExpress 3500Extended Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1996ChevroletLuminaN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1996GMCJimmyN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1996GMCSavana 1500Standard Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1996GMCSavana 1500Standard Cargo VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1996GMCSavana 2500Standard Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1996GMCSavana 2500Standard Cargo VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1996GMCSavana 2500Extended Cargo VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1996GMCSavana 2500Extended Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1996GMCSavana 3500Standard Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1996GMCSavana 3500Standard Cargo VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1996GMCSavana 3500Extended Cargo VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1996GMCSavana 3500Extended Passenger VanN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1996OldsmobileAchievaN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1996PontiacGrand AmN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1996PontiacSunfireN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1995BuickSkylarkN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1995ChevroletCavalierN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1995ChevroletCorsicaN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1995OldsmobileAchievaN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1995PontiacGrand AmN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1995PontiacSunfireN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1994BuickSkylarkN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1994ChevroletCavalierN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1994ChevroletCorsicaN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1994OldsmobileAchievaN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1994PontiacGrand AmN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1994PontiacSunbirdN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1993BuickSkylarkN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1993ChevroletCavalierN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1993ChevroletCorsicaN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1993OldsmobileAchievaN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1993PontiacGrand AmN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1993PontiacSunbirdN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1992BuickSkylarkN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1992ChevroletCavalierN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1992OldsmobileAchievaN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1992PontiacGrand AmN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.
1992PontiacSunbirdN/AFuel Tank Sending Unit Lock Ring, 123 mm O.D., includes lock ring and gasket.

* 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:

22552577LO91TR9

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