1979-2014 Mustang Differential Fill Plug by Ford

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Details   |   Reviews
1979-2014 Mustang Differential Fill Plug
1979-2014 Mustang Differential Fill Plug
1979-2014 Mustang Differential Fill Plug
1979-2014 Mustang Differential Fill Plug

Replace your rusted or missing 1979-2014 Mustang differential fill plug with this Ford original replacement!

Item #LRS-7860108
MPN# 5R3Z-7860108-AA

Everyday Low Price: $9.99

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  • Ford Quality
  • Built-in Magnet
  • Catches Floating Debris


  • Thread Sealant
  • Factory Thread Pitch
  • 3/8" Ratchet Style Head Design

 What's in the Box

  • (1) Differential Fill Plug

Differential Fill Plug
Replace the fill plug in the rear end of your 1979-2014 with this Ford-quality magnetic fill plug! Manufactured with a 3/8" ratchet style head design for easy installation and pre-installed thread sealant. A magnetic tip on the plug helps catch the unwanted debris that is floating around in your differential fluid and prevent internal damage. The fill plug is constructed as direct replacements for the OEM plug, thanks to the factory thread pitch. Replace the factory differential fill plug with this magnetic Ford differential fill plug!

Ford Motorcraft Warranty - Click Here

  • Ford Mustang - 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014
Fitment Notice
  • Fits 1979-2014 Mustang
  • Fits both 7.5" and 8.8" rear ends.
  • Does not fit Aftermarket Differential Covers

California Residents:
Prop 65 Warning SignWARNING: Cancer and Reproductive Harm-

About This Brand

Ford Motor Company Genuine Parts, Motorcraft® Parts and Ford and Motorcraft Remanufactured Parts are all excellent choices when it comes to performance, longevity and value for your Mustang or SVT Lightning. And they’re all backed by a Ford Motor Company limited parts warranty*, so you know their parts you use are going to perform like they should. Put the same parts on your Lighting & Mustang that came from the factory!
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