For the Transmission in your 2017-2019 GM 2500HD/3500HD, XDP has a vast selection of stock replacement and upgraded parts. Upgraded Flex Plates will handle greater power and allow for better power transfer from the Torque Converter. Enhance the shifting of your transmission with a Valve Body from Revmax, BD-Power, or ATS. DPC, Sun Coast Converters, and ATS offer Torque Converters that will handle competition-level horsepower and torque. Automatic Transmission Pans from XDP, Mag-Hytec, and PPE will help extend the transmission fluid life by keeping it cool. Hardened input, output, and intermediate Automatic Transmission Shafts are a massive upgrade for your stock transmission.
In older diesel trucks it is common for them to have a manual style transmission which requires the driver to do all the gear selections on their own. Upgrade your transmission's input shaft with XDP's Manual Transmission Shafts. Replace the worn-out Manual Transmission Hydraulics to improve clutch engagement and disengagement. Find the best Transmission Fluid brands for your Automatic or Manual Transmission, including Royal Purple, Lucas Oil, and Champion. Find the parts you need to keep your transmission on the road with the products available at XDP. Valair or South Bend Clutch Manual Transmission Clutches are available with single, dual, or triple clutch plates to handle any power level.