GM 10.5" - 14-Bolt Thick-Cut Ring & Pinion Gears - 5.38 Ratio - Chevy GMC Rearend
Dana 60 Chrome-Moly Full Steel Spool - 35 Spline - 4.56 & Up - D60
USA Standard Gear (ZK D60-R) Master Overhaul Kit for Dana 60/61 Rear Differential
USA Standard Gear (ZK D60-F) Master Overhaul Kit for Dana 60 Front Differential