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Ford 8.8-Inch Rear Axle Vent Bolt (86-14 All)

Item 383853
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      Product Information

      Features, Description, Reviews, Q&A, Specs & Installation


      • Rear Axle Vent Bolt
      • Equalizes Pressure without Leaking Fluid
      • Original Factory Equipment - OE Fit and Finish
      • Genuine Ford OEM Part - 4R3Z4022AA
      • Sold Individually
      • Fits 1986-2014 V8 and 2011-2014 V6 with 8.8" Solid Axle


      Direct Fit Replacement. Replace that old broken or seeping Rear Axle Vent Bolt on your solid axle equipped Mustang with a brand new genuine Ford replacement part for leak free performance.

      Rear Axle Vent Bolt. A Rear Axle Vent Bolt is engineered to equalize the air pressure in your Mustangs 8.8” solid rear end housing. It safely allows air to escape without any messy fluid leaks, and at the same time prevents trash and debris from entering back into the system.

      Genuine Ford Part. This genuine Ford Rear Axle Vent Bolt is manufactured from OEM quality steel to the original factory specifications to ensure a perfect fit and reliable leak-free operation. Genuine Ford OEM part - 4R3Z4022AA.

      Application. This genuine Ford Rear Axle Vent Bolt is designed to be a direct fit replacement for all 1986-2014 V8 and 2011-2014 V6 Mustangs that are equipped with a 8.8in solid rear axle. It will not fit the 1999-2004 IRS equipped SVT Cobra model.

      Fitment: 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

      Ford 4R3Z-4022-AA

      CA Residents: WARNING: Cancer and Reproductive Harm -

      Installation & What's in the Box

      Installation Info

      What's in the Box

      • (1) Rear Axle Vent Bolt

      Tech Specs


      Customer Reviews (27)

        Reviews of Ford Drivetrain products have an average rating of 4.7 out of 5

          Questions & Answers

          10 More Questions

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