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 1985 - 1992 Ford 10.25"
• 10.25" ring gear diameter
• 31 spline pinion
• Fits 2008-2010 Ford 10.5" housing with OEM ring and pinion set
• 12 ring gear bolts
• 3.55 ratio