Looking for aftermarket parts to modify or upgrade your Buick Skylark with differentials? At Tunersports.com we carry a huge selection of the top name brand performance differential parts and accessories for your Skylark.
Whether you have a 1964 or 1979 Buick Skylark in 350 to SR trim we have you covered. We have 13 differentials available to mod your Skylark. All parts have free shipping to the Continental US 48 States.
 IN STOCK YDGGM7.5-3-26-SMThe Yukon Dura Grip provides aggressive yet smooth traction to give you the confidence and performance you need. Get longer life and better traction with the heavy duty Yukon Dura Grip Positraction.... Yukon Gear Dura Grip Positraction For GM 7.5in & 7.625in w/ 26 Spline Axles / 3.23+ 1975-1977 Buick Skylark SR 1975-1979 Buick Skylark Base 1976-1979 Buick Skylark S 1978-1978 Buick Skylark Sport 1978-1979 Buick Skylark Custom $735.89 |
 IN STOCK YDGGM7.5-3-28-SMThe Yukon Dura Grip provides aggressive yet smooth traction to give you the confidence and performance you need. Get longer life and better traction with the heavy duty Yukon Dura Grip Positraction.... Yukon Gear Dura Grip Positraction For GM 7.625in w/ 28 Spline Axles / 3.23+ 1975-1977 Buick Skylark SR 1975-1979 Buick Skylark Base 1976-1979 Buick Skylark S 1978-1978 Buick Skylark Sport 1978-1979 Buick Skylark Custom $799.89 |
 IN STOCK YDGGM8.2-3-28-1The Yukon Dura Grip provides aggressive yet smooth traction to give you the confidence and performance you need. Get longer life and better traction with the heavy duty Yukon Dura Grip Positraction.... Yukon Gear Duragrip Posi For GM 8.2in w/ 28 Spline Axles / 3.08 and Up 1964-1969 Buick Skylark Base 1968-1969 Buick Skylark Custom $799.89 |
 IN STOCK - DROPSHIPS YDGGM8.2BOP-3-28-1The Yukon Dura Grip provides aggressive yet smooth traction to give you the confidence and performance you need. Get longer life and better traction with the heavy duty Yukon Dura Grip Positraction.... Yukon Gear Duragrip Posi For 8.2in Buicks / Olds & Pontiac w/ 28 Spline Axles 1964-1972 Buick Skylark Base 1968-1972 Buick Skylark Custom 1970-1970 Buick Skylark 350 1972-1972 Buick Skylark 350 $899.89 |
 IN STOCK YDGGM8.5-3-28-1The Yukon Dura Grip provides aggressive yet smooth traction to give you the confidence and performance you need. Get longer life and better traction with the heavy duty Yukon Dura Grip Positraction.... Yukon Gear Dura Grip Positraction For GM 8.5in w/ 28 Spline Axles 1970-1970 Buick Skylark 350 1970-1972 Buick Skylark Base / Custom 1972-1972 Buick Skylark 350 1975-1977 Buick Skylark SR 1975-1979 Buick Skylark Base 1976-1979 Buick Skylark S 1978-1978 Buick Skylark Sport 1978-1979 Buick Skylark Custom $799.89 |
 IN STOCK - DROPSHIPS YP MINSGM7.5-26Yukon mini spools provide the traction of a full spool at an economical cost.... Yukon Gear Mini Spool For GM 7.5in w/ 26 Spline Axles 1975-1977 Buick Skylark SR 1975-1979 Buick Skylark Base 1976-1979 Buick Skylark S 1978-1978 Buick Skylark Sport 1978-1979 Buick Skylark Custom $272.89 |
 IN STOCK - DROPSHIPS YP MINSGM8.2-28Yukon mini spools provide the traction of a full spool at an economical cost.... Yukon Gear Mini Spool For GM 8.2in w/ 28 Splnie Axles 1964-1969 Buick Skylark Base 1968-1969 Buick Skylark Custom $142.89 |
 IN STOCK - DROPSHIPS YP MINSGM8.5-28Mini spools are a low-cost traction option for vehicles looking for full-time lockup.... Yukon Gear Mini Spool For GM 8.5in w/ 28 Spline Axles 1970-1970 Buick Skylark 350 1970-1972 Buick Skylark Base / Custom 1972-1972 Buick Skylark 350 1975-1977 Buick Skylark SR 1975-1979 Buick Skylark Base 1976-1979 Buick Skylark S 1978-1978 Buick Skylark Sport 1978-1979 Buick Skylark Custom $164.89 |
 IN STOCK YP MINSGM8.5-30Mini spools are a low-cost traction option for vehicles looking for full-time lockup.... Yukon Gear Mini Spool For GM 8.5in w/ 30 Spline Axles 1970-1970 Buick Skylark 350 1970-1972 Buick Skylark Base / Custom 1972-1972 Buick Skylark 350 1975-1977 Buick Skylark SR 1975-1979 Buick Skylark Base 1976-1979 Buick Skylark S 1978-1978 Buick Skylark Sport 1978-1979 Buick Skylark Custom $183.89 |
 IN STOCK - DROPSHIPS SL GM8.5-28USA Standard Spartan Locker For GM 8.5in w/ 28 Spline Axles / Incl. Heavy-Duty Cross Pin Shaft 1970-1970 Buick Skylark 350 1970-1972 Buick Skylark Base / Custom 1972-1972 Buick Skylark 350 1975-1977 Buick Skylark SR 1975-1979 Buick Skylark Base 1976-1979 Buick Skylark S 1978-1978 Buick Skylark Sport 1978-1979 Buick Skylark Custom $582.89 |
 IN STOCK - DROPSHIPS SL GM8.5-30USA Standard Spartan Locker For GM 8.5in w/ 30 Spline Axles / Incl. Heavy-Duty Cross Pin Shaft 1970-1970 Buick Skylark 350 1970-1972 Buick Skylark Base / Custom 1972-1972 Buick Skylark 350 1975-1977 Buick Skylark SR 1975-1979 Buick Skylark Base 1976-1979 Buick Skylark S 1978-1978 Buick Skylark Sport 1978-1979 Buick Skylark Custom $582.89 |
 IN STOCK - DROPSHIPS SL XP-GM8.5USA Standard Spartan Locker 8.5in GM Spartan Locker Cross Pin 1970-1970 Buick Skylark 350 1970-1972 Buick Skylark Base / Custom 1972-1972 Buick Skylark 350 1975-1977 Buick Skylark SR 1975-1979 Buick Skylark Base 1976-1979 Buick Skylark S 1978-1978 Buick Skylark Sport 1978-1979 Buick Skylark Custom $51.51 |
 IN STOCK - DROPSHIPS ZP MINSGM8.5-28USA Standard Mini Spool For GM 8.5in / 28 Spline 1970-1970 Buick Skylark 350 1970-1972 Buick Skylark Base / Custom 1972-1972 Buick Skylark 350 1975-1977 Buick Skylark SR 1975-1979 Buick Skylark Base 1976-1979 Buick Skylark S 1978-1978 Buick Skylark Sport 1978-1979 Buick Skylark Custom $129.89 |