Our "Beefy" polyurethane rear different mount is a HUGE improvement over the weak stock unit with its thin metal and flexible rubber. Wheel hop and general movement of the rear sub-frame starts with a weakly supported differential.
Complete new Traction-Lok (TL) assembly! This TL unit is designed to specifically fit the Independent Rear Suspension (IRS) cars such as the '89-97 Tbirds/Cougars, the '93-98 Mark VIIIs, and the 28-spline IRS Cobras. The TL units from a solid axle car are NOT compatible with the IRS applications.
A superior quality lightweight 3.5" diameter driveshaft from Dynotech Engineering. This is a complete bolt-on performance shaft with new front yoke and rear flange already attached with new heavy duty U-joint. This shaft is fully assembled and ready to bolt in!