Looking for aftermarket parts to modify or upgrade your Buick Wildcat with differentials? At Tunersports.com we carry a huge selection of the top name brand performance differential parts and accessories for your Wildcat.
Whether you have a 1964 or 1970 Buick Wildcat in Base to Gran Sport trim we have you covered. We have 10 differentials available to mod your Wildcat. All parts have free shipping to the Continental US 48 States.
 OUT OF STOCK YC GM12P-DG-4This bare Dura Grip case features high-strength nodular iron construction and precision machining. It's ready to accept spider gears, clutches, and springs.... Yukon Gear Dura Grip For GM 12 Bolt Cars w/ 33 Spline Axles 1964-1969 Buick Wildcat Base 1965-1965 Buick Wildcat Deluxe 1965-1970 Buick Wildcat Custom 1966-1966 Buick Wildcat Gran Sport $385.89 |
 IN STOCK YDGGM12P-3-30-1The 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 12 Bolt Car w/ 30 Spline Axles / 3.08 To 3.90 Ratio 1964-1969 Buick Wildcat Base 1965-1965 Buick Wildcat Deluxe 1965-1970 Buick Wildcat Custom 1966-1966 Buick Wildcat Gran Sport $799.89 |
 IN STOCK - DROPSHIPS YDGGM12P-3-33-1The 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 12 Bolt Car w/ 33 Spline Axles / 3.08 To 3.90 Ratio 1964-1969 Buick Wildcat Base 1965-1965 Buick Wildcat Deluxe 1965-1970 Buick Wildcat Custom 1966-1966 Buick Wildcat Gran Sport $853.89 |
 IN STOCK - DROPSHIPS YDGGM12P-4-30-1The 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 12 Bolt Car w/ 30 Spline Axles / 4.10+ 1964-1969 Buick Wildcat Base 1965-1965 Buick Wildcat Deluxe 1965-1970 Buick Wildcat Custom 1966-1966 Buick Wildcat Gran Sport $822.89 |
 IN STOCK - DROPSHIPS YDGGM12P-4-33-1The 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 12 Bolt Car w/ 33 Spline Axles / 4.10+ 1964-1969 Buick Wildcat Base 1965-1965 Buick Wildcat Deluxe 1965-1970 Buick Wildcat Custom 1966-1966 Buick Wildcat Gran Sport $837.89 |
 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 Wildcat Base 1965-1965 Buick Wildcat Deluxe 1965-1970 Buick Wildcat Custom 1966-1966 Buick Wildcat Gran Sport $799.89 |
 IN STOCK - DROPSHIPS YP MINSGM12-30Yukon mini spools provide the traction of a full spool at an economical cost.... Yukon Gear Mini Spool For GM 12 Bolt Car & Truck w/ 30 Spline Axles 1964-1969 Buick Wildcat Base 1965-1965 Buick Wildcat Deluxe 1965-1970 Buick Wildcat Custom 1966-1966 Buick Wildcat Gran Sport $219.89 |
 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 Wildcat Base 1965-1965 Buick Wildcat Deluxe 1965-1970 Buick Wildcat Custom 1966-1966 Buick Wildcat Gran Sport $142.89 |
 IN STOCK - DROPSHIPS SL GM12-30USA Standard Spartan Locker For GM 12 Bolt Car & Truck w/ 30 Spline Axles 1964-1969 Buick Wildcat Base 1965-1965 Buick Wildcat Deluxe 1965-1970 Buick Wildcat Custom 1966-1966 Buick Wildcat Gran Sport $646.89 |
 IN STOCK - LOW SL XP-GM12USA Standard Spartan Locker 12 Bolt GM Spartan Locker Cross Pin 1964-1969 Buick Wildcat Base 1965-1965 Buick Wildcat Deluxe 1965-1970 Buick Wildcat Custom 1966-1966 Buick Wildcat Gran Sport $51.51 |