After installation of rear gears, you will need to correct the speedometer. There are different methods to do this depending on year model.
1979-1995 Speedometer Correction - Click Here
1996-2017 Speedometer Correction - Click Here
Ford Performance Racing Parts Wheel Warranty FRPP uses the Society of Automotive Engineers (SAE) and American Society for Testing and Materials (ASTM) Standars: SAE J175 and J328 for impact and fatigue testing and ASTM B368 for chrom testing. These standards define a series of tests that ensure the safety and finish o... more
Posted on 4/24/2015
Ford Mustang - 2015 (15) - 2016 (16) - 2017 (17)