C5

A modified version of the C4, the C5 automatic transmission, was introduced in 1982. The C5 was phased out in 1986. C5 were medium-duty, three-speed transmissions. The main C5 modification was a lock-up clutch to improve gas mileage on the highway. The C5 transmission was used in the 86 Aerostar, 83-86 Ranger, 83-85 Bronco II, 82-86 Ford LTD, 82-86 Thunderbird, 82-86 Mercury Capri, 82-86 Mercury Cougar, 83-86 Mercury Marquis and 83 Mercury Zephyr.