USA Standard Ring and Pinion replacement gear set for Dana TJ 30 Short Pinion in a 3.55 ratio. 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 Features and Benefits: All USA Standard Ring and Pinion Gear Sets come with a standard one year warranty against manufacturing defects. Proven manufacturing technologies provide top quality products Ring and Pinion gears from USA Standard ensure affordable reliability as general OE replacement gear Details: AAP_UDA_4: 85 Fitment Notes: Dana 30; Crush Sleeve Design; Short Pinion; 3.55 Ratio Dana Super 30; Short Pinion; 3.55 Ratio Application Summary: 1996-2001 Jeep Cherokee (Front) (Drive: 4WD / Note: Dana 30 Crush Sleeve Design Short Pinion 3.55 Ratio) 1996-2003 Jeep Grand Cherokee (Front) (Drive: 4WD, AWD / Note: Dana 30 Crush Sleeve Design Short Pinion 3.55 Ratio, Dana Super 30 Short Pinion 3.55 Ratio) 1997-2006 Jeep Wrangler (Front) (Drive: 4WD / Note: Dana 30 Crush Sleeve Design Short Pinion 3.55 Ratio)