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BD's RoadMaster 10R80 transmission and converter package for 2020–2024 Ford Transit 3.5L 4WD includes a ProForce torque converter and durability upgrades. The build addresses typical 10R80 failures with a revised CDF drum retaining feature and a modified valve body to increase line pressure by roughly 30%, improving clutch holding and supporting smoother, more consistent shifts.
BD Diesel 20-24 Ford Transit 3.5L 4WD Roadmaster 10R80 Transmission & Converter Package
