Upgrade your 1989 Ford Mustang’s performance with our high-quality Transmission & Clutch and Rear Differential parts. Whether you’re restoring your classic muscle car or enhancing its power and handling, these components deliver smooth shifting, reliable clutch engagement, and improved rear-end strength for better traction and acceleration. Designed to fit perfectly with your Mustang’s drivetrain, our Transmission & Clutch and Rear Differential parts ensure durability and optimal performance on the road or track. Don’t settle for less—give your ’89 Mustang the drivetrain upgrade it deserves!