USA Standard ring & pinion sets are the right choice to add confidence to your install. USA Standard Gear offers a full line of ring & pinion sets for a variety of common & hard to find applications. USA standard gear offers a standard one year warranty against defects on their ring & pinion sets.
Product Features:- Fits 2011 and up Ford 9.75"
- 9.75" ring gear diameter
- 31 spline pinion
- 12 ring gear bolts
- 4.88 ratio