Returns Note:

Our electrical and electronic parts are subject to strict quality control testing.  Once the item has been installed or plugged in, it is no longer eligible for a refund.  The item may be eligible for replacement, only if it is found to have a manufacturing defect. Before purchasing, please ensure proper diagnosis of the failed original part is performed.

Lifetime Warranty

This item is backed by a Limited Lifetime Warranty. In the event this item should fail due to manufacturing defects during intended use, we will exchange the part free of charge (excludes shipping charges) for the original purchaser.

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Vehicle Fit

Year Make Model Description
1978-1983American Motors Concord American Motors Concord 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003
1980-1988American Motors Eagle American Motors Eagle 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003
1976-1977American Motors Hornet American Motors Hornet 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003
1978-1984Ford Bronco Ford Bronco 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003
1984Ford Bronco II Ford Bronco II 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003
1974Ford Country Sedan Ford Country Sedan 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003
1966-1972Ford Custom Ford Custom 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003
1966-1977Ford Custom 500 Ford Custom 500 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003
1975-1983Ford E100 Van Ford E100 Van 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003
1975-1985Ford E150 Van Ford E150 Van 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003
1975-1985Ford E250 Van Ford E250 Van 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003
1975-1985Ford E350 Van Ford E350 Van 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003
1982Ford EXP Ford EXP 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003
1975Ford Elite Ford Elite 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003
1981-1982Ford Escort Ford Escort 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003
1973-1983Ford F100 Truck Ford F100 Truck 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003
1975-1984Ford F150 Truck Ford F150 Truck 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003
1973-1984Ford F250 Truck Ford F250 Truck 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003
1966-1970Ford Fairlane Ford Fairlane 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003
1978-1983Ford Fairmont Ford Fairmont 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003
1960-1970Ford Falcon Ford Falcon 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003
1966-1967Ford Galaxie Ford Galaxie 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003
1974-1976Ford Gran Torino Ford Gran Torino 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003
1975-1982Ford Granada Ford Granada 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003
1966-1986Ford LTD Ford LTD 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003
1977-1979Ford LTD II Ford LTD II 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003
1976-1977Ford Maverick Ford Maverick 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003
1964-1973Ford Mustang Ford Mustang 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003
1979-1997Ford Mustang Ford Mustang 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003
1974Ford Ranch Wagon Ford Ranch Wagon 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003
1974-1979Ford Ranchero Ford Ranchero 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003
1983-1984Ford Ranger Ford Ranger 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003
1984-1987Ford Tempo Ford Tempo 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003
1961-1982Ford Thunderbird Ford Thunderbird 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003
1968-1976Ford Torino Ford Torino 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003
1973-1983Jeep CJ5 Jeep CJ5 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003
1973-1975Jeep CJ6 Jeep CJ6 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003
1976-1986Jeep CJ7 Jeep CJ7 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003
1981-1985Jeep CJ8 Scrambler Jeep CJ8 Scrambler 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003
1973-1983Jeep DJ Series Jeep DJ Series 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003
1971-1982Lincoln Continental Lincoln Continental 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003
1971Lincoln Mark III Lincoln Mark III 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003
1972-1976Lincoln Mark IV Lincoln Mark IV 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003
1977-1979Lincoln Mark V Lincoln Mark V 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003
1980-1983Lincoln Mark VI Lincoln Mark VI 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003
1984-1986Lincoln Mark VII Lincoln Mark VII 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003
1982-1986Lincoln Town Car Lincoln Town Car 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003
1977-1980Lincoln Versailles Lincoln Versailles 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003
1967Mercury Brougham Mercury Brougham 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003
1981-1986Mercury Capri Mercury Capri 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003
1974Mercury Colony Park Mercury Colony Park 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003
1960-1969Mercury Comet Mercury Comet 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003
1971-1977Mercury Comet Mercury Comet 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003
1967-1982Mercury Cougar Mercury Cougar 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003
1966-1971Mercury Cyclone Mercury Cyclone 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003
1975-1982Mercury Grand Marquis Mercury Grand Marquis 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003
1982Mercury LN7 Mercury LN7 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003
1981-1982Mercury Lynx Mercury Lynx 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003
1967-1983Mercury Marquis Mercury Marquis 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003
1975-1980Mercury Monarch Mercury Monarch 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003
1966-1968Mercury Montclair Mercury Montclair 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003
1968-1976Mercury Montego Mercury Montego 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003
1966-1974Mercury Monterey Mercury Monterey 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003
1966-1968Mercury Park Lane Mercury Park Lane 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003
1984-1987Mercury Topaz Mercury Topaz 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003
1978-1983Mercury Zephyr Mercury Zephyr 2 Inch Diameter Lock Ring & Gasket Set Dorman 579-003

This part replaces:

  • OE # C0AZ9A307B
  • Spectra Premium Industries LO03
  • Dorman 579-003
Part #: DMFSU00021

Get it in: 2 - 4 Business Days

Want it sooner? Choose Next Day Air at Checkout

Dorman
Brand #: 579-003