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Looking for aftermarket parts to modify or upgrade your 1984 Buick Electra with differentials? At Tunersports.com we carry a huge selection of the top name brand performance differential parts and accessories for your Electra.
Whether you have a 1984 Buick Electra in Estate Wagon to Park Avenue trim we have you covered. We have 11 differentials available parts to mod your Electra. 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+ 1977-1984 Buick Electra Limited 1978-1984 Buick Electra Park Avenue 1980-1984 Buick Electra Estate Wagon $770.89 SALE VIEW PRICE IN CART |
 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 1975-1989 Buick Electra Limited 1978-1989 Buick Electra Park Avenue 1980-1989 Buick Electra Estate Wagon $826.89 SALE VIEW PRICE IN CART |
 IN STOCK YDGGM8.5-3-30-1The 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 8.5in & 8.6in w/ 30 Spline Axles 1980-1989 Buick Electra Estate Wagon / Limited / Park Avenue $826.89 SALE VIEW PRICE IN CART |
 OUT OF STOCK YGLGM8.5-3-30The Yukon Grizzly Locker is the ultimate in mechanical locking differentials for street, off-road, and drag racing. Grizzly Lockers provide 100% power to both tires, while still allowing for disengagement while negotiating turns.... Yukon Gear Grizzly Locker For GM 8.5in & 8.6in / 30 Spline / 2.73+ 1980-1989 Buick Electra Estate Wagon / Limited / Park Avenue $1,031.89 SALE VIEW PRICE IN CART |
 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 1977-1984 Buick Electra Limited 1978-1984 Buick Electra Park Avenue 1980-1984 Buick Electra Estate Wagon $303.89 SALE VIEW PRICE IN CART |
 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 1975-1985 Buick Electra Limited 1978-1985 Buick Electra Park Avenue 1980-1989 Buick Electra Estate Wagon $171.89 SALE VIEW PRICE IN CART |
 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 1975-1985 Buick Electra Limited 1978-1985 Buick Electra Park Avenue 1980-1989 Buick Electra Estate Wagon $190.89 SALE VIEW PRICE IN CART |
 IN STOCK - DROPSHIPS SL GM8.5-28USA Standard Spartan Locker For GM 8.5in w/ 28 Spline Axles / Incl. Heavy-Duty Cross Pin Shaft 1975-1984 Buick Electra Limited 1978-1984 Buick Electra Park Avenue 1980-1989 Buick Electra Estate Wagon $602.89 SALE VIEW PRICE IN CART |
 IN STOCK - DROPSHIPS SL GM8.5-30USA Standard Spartan Locker For GM 8.5in w/ 30 Spline Axles / Incl. Heavy-Duty Cross Pin Shaft 1975-1984 Buick Electra Limited 1978-1984 Buick Electra Park Avenue 1980-1989 Buick Electra Estate Wagon $602.89 SALE VIEW PRICE IN CART |
 IN STOCK - DROPSHIPS SL XP-GM8.5USA Standard Spartan Locker 8.5in GM Spartan Locker Cross Pin 1975-1984 Buick Electra Limited 1978-1984 Buick Electra Park Avenue 1980-1989 Buick Electra Estate Wagon $52.86 SALE VIEW PRICE IN CART |
 IN STOCK - DROPSHIPS ZP MINSGM8.5-28USA Standard Mini Spool For GM 8.5in / 28 Spline 1975-1985 Buick Electra Limited 1978-1985 Buick Electra Park Avenue 1980-1989 Buick Electra Estate Wagon $134.89 SALE VIEW PRICE IN CART |