The BD RoadMaster 10R80 transmission and converter package for 2020–2024 Ford Transit 3.5L 2WD swaps in a rebuilt 10R80 with ProForce converter and upgraded components. BD corrects common weaknesses with a revised CDF drum retaining feature, a modified valve body that raises line pressure about 30% for better clutch holding, and other durability-focused updates for longer service life.
BD Diesel 20-24 Ford Transit 3.5L 2WD Roadmaster 10R80 Transmission & Converter Package