Looking for aftermarket parts to modify or upgrade your 1981 Buick Electra with final drive gears? At Tunersports.com we carry a huge selection of the top name brand performance final drive gear parts and accessories.

IN STOCK - DROPSHIPS ZG GM8.5-456USA Standard Ring & Pinion Gear Set For GM 8.5in in a 4.56 Ratio 1980-1985 Buick Electra Limited / Park Avenue 1980-1989 Buick Electra Estate Wagon $320.89 |
IN STOCK - DROPSHIPS ZG GM8.5-488USA Standard Ring & Pinion Gear Set For GM 8.5in in a 4.88 Ratio 1980-1985 Buick Electra Limited / Park Avenue 1980-1989 Buick Electra Estate Wagon $330.89 |
IN STOCK - DROPSHIPS ZG GM8.5-513USA Standard Ring & Pinion Gear Set For GM 8.5in in a 5.13 Ratio 1980-1985 Buick Electra Limited / Park Avenue 1980-1989 Buick Electra Estate Wagon $330.89 |
IN STOCK - DROPSHIPS ZG GM8.5-538USA Standard 8.5in GM 5.38 Ring & Pinion (Needs Notched X/P) 1980-1985 Buick Electra Limited / Park Avenue 1980-1989 Buick Electra Estate Wagon $363.89 |

IN STOCK - DROPSHIPS ZG GM7.5-373TUSA Standard Ring & Pinion Gear Set For GM 7.5in w/ 3.73 ratio - Thick 1977-1984 Buick Electra Limited 1978-1984 Buick Electra Park Avenue 1980-1984 Buick Electra Estate Wagon $397.89 |