1962-1965 Mopar B-Body TREMEC TKX, Magnum, & A41 4L60E Transmission Kits

Upgrade the performance and highway manners of your 1962-1965 Dodge or Plymouth B-Body with our PerfectFit™ Transmission Kits. Whether you’re restoring a legendary Max Wedge Savoy, a Belvedere, or a Dodge Polara, we provide the industry’s most advanced overdrive solutions. Choose from the low-profile TKX 5-Speed, the massive torque capacity of the Magnum 6-Speed, or our precision-shifting A41 4L60E Electronic Automatic.
 

Our "Early B" Mopar kits are engineered to solve the specific fitment challenges of the 1962-1965 chassis, delivering significantly reduced cruising RPMs and a transformed driving experience. These systems allow you to maintain your classic interior styling and bench seat comfort while gaining modern, crisp shifting and overdrive efficiency. Each kit arrives as a total solution, featuring all the high-quality components necessary for a professional installation that brings your vintage B-Body into the modern era.