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 Bearing kit for ’99-’13 GM 8.25″ IFS front Read more USA Standard Master Overhaul kit for the GM 12T differential Read more USA Standard Bearing kit for Ford 9″, LM102949 carrier bearings Read more USA Standard Master Overhaul kit for ’09 & down Ford 8.8″ differential. Read more Related Comments are closed.