Ford 4R70W

In Part 1 of our story on Ford’s AOD-E and 4R70W transmissions, we covered some development history and how to improve some of their shortcomings to make the transmission more […]

Ford’s 4R70W automatic transmission traces its lineage back to the AOD (Automatic Overdrive) four-speed automatic introduced in 1980. Designed to improve fuel efficiency and reduce engine wear, the original AOD […]