High performance Yukon Ring & Pinion gear set for GM 8.5″ & 8.6″ in a 3.42 ratio SKU: YG GM8.5-342 Categories: Ring & Pinion Gear Sets, Uncategorized Related products USA Standard Master Overhaul kit for the GM 12T differential Read more USA Standard Master Overhaul kit for the Chrysler ’76-’04 8.25″ differential Read more USA Standard Master Overhaul kit for ’07 & down Ford 10.5 differential Read more USA Standard Bearing kit for ’09 & down Ford 8.8″ Read more Related Comments are closed.