Replacement Ring & Pinion Set For Dana 70 In A 4.56 , Thick USA Standard GearUSA Standard replacement Ring and Pinion gear set for Dana 70 inch a 4. 56 ratio, thick. USA Standard ring and pinion sets are the right choice to add confidence to your install. USA Standard Gear offers a full line of ring and pinion sets for a variety of common and hard to find applications. USA standard gear offers a standard one year warranty against defects on their ring and pinion sets Technical Notes: Fits 4. 10 and down carrier Features and