The Ford 6R140 transmission is a 6-speed automatic transmission that was first launched in 2009 to handle the power of the 6.7-liter Power Stroke V8 engine. The 6R140 transmission boasts greater capability than its GM counterpart Allison 1000 and weighs less at 325 pounds dry. Raybestos Powertrain offers 6R140 GPZ clutch plates to increase performance and durability in diesel work truck and high-stress driven applications.