Looking for aftermarket parts to modify or upgrade your GMC C15 with ring & pinions? At Tunersports.com we carry a huge selection of the top name brand performance ring & pinion parts and accessories for your C15.
Whether you have a 1975 or 1978 GMC C15 in Base to Street Coupe trim we have you covered. We have 2 ring & pinions available to mod your C15. All parts have free shipping to the Continental US 48 States.
 IN STOCK - DROPSHIPS YPKGM12-P-30Yukon uses higher quality materials and better techniques than OEM to ensure a longer lasting spider gear set.... Yukon Gear Positraction internals For GM 12 Bolt Car and Truck w/ 30 Spline Axles 1975-1978 GMC C15 Base / High Sierra / Sierra Classic / Sierra Grande 1977-1977 GMC C15 Indy Hauler 1977-1978 GMC C15 Heavy Half 1978-1978 GMC C15 Street Coupe $399.89 |
 IN STOCK - DROPSHIPS YPKGM12-P-33Yukon uses higher quality materials and better techniques than OEM to ensure a longer lasting spider gear set.... Yukon Gear Positraction internals For GM 12 Bolt Car and Truck w/ 33 Spline Axles 1975-1978 GMC C15 Base / High Sierra / Sierra Classic / Sierra Grande 1977-1977 GMC C15 Indy Hauler 1977-1978 GMC C15 Heavy Half 1978-1978 GMC C15 Street Coupe $299.89 |