Application. This Auburn High Performance Series Limit Slip Differential will fit solid axle equipped V8 Mustangs from 1979 to 1985 as well as 1986 to 2010 V6 Mustangs. Requires 28 spline axles.
Application Note: 1979-1985 V8 and 1986-2010 V6 Mustangs came factory equipped with 28 spline axles.
Technical Note: You will need to reuse your factory 7.5” gear set, or upgrade to a set of our 7.5" rear gears for this Limited Slip Differential. No aftermarket gears are included. For normal driving conditions we recommend you use 75W 90 rear gear oil. This will give you the same oil weight as factory. For colder temps or race use try 75w 140.