At Next Gen Diesel, we offer excellent support for Ford's 6R140 Transmission, as used in the 6.7L Power Stroke Super Duty! Ford began using the 6R140 Transmission in these trucks in model year 2011, as successor to the 5R110, and was retired in 2019 in exchange for the 10R140. Our product catalog includes complete transmissions, total rebuild kits, valve bodies, torque converters and parts. View our 6R140 transmissions and parts here!