Manual TRANSMISSIONS

General Truck Parts specializes in providing new and remanufactured manual transmissions and transfer cases for off-highway and heavy-duty trucks. Our extensive inventory caters to both current and older, hard-to-find models, ensuring compatibility across a wide range of applications. We provide parts for popular truck brands like Mack, Freightliner, Peterbilt, and Kenworth, with configurations for highway, off-road, and vocational vehicles. Each transmission undergoes rigorous testing on a state-of-the-art dynamometer to guarantee a problem-free installation.