Ford PowerShift transmission

Common card · No. 367564

The Ford PowerShift are 6 and 7-speed dual-clutch automatic transmissions, produced for the Ford Motor Company. The 6 speed PowerShift gearboxes were built by Getrag Ford Transmissions, a joint-venture with Getrag. PowerShift improves fuel efficiency by as much as 10 percent when compared to a conventional automatic transmission. The operation of a dual-clutch transmission is analogous to two traditional manual transmissions, each with its own clutch, operating in parallel and alternating shifts. The Ford unit is a six-speed with one clutch acting on reverse, first, third, and fifth gears, and the other used for second, fourth, sixth gears. As the first gear is engaged, the 2-4-6 clutch is disengaged and the second gear cogs are engaged. At the appropriate time, the R-1-3-5 clutch is disengaged and the 2-4-6 clutch is engaged. While in second gear, the other side shifts from first to third. The process is repeated with none of the efficiency loss normally associated with torque converters...

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