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Remanufactured transmissions: 4R100 Super Duty…

The most durable Ford transmission made from 1999 to 2004 was called the 4R100. It proceeded the venerable E4OD (Electronic 4 speed Over Drive), built from 1989 to 1998. And was proceeded by the 5R100 in 2005. Available today in our remanufactured transmission line. The basis for upgrading the E4OD in 1999 was mostly because Ford [...]


E4OD or 4R100 Ford heavy duty automatic overdrive transmissions-The truth..

The E4OD transmission was introduced by Ford in 1989 as a new super duty automatic overdrive transmission for their trucks. At the time, it was the biggest truck transmission made for Ford trucks through the F-350 line-up and larger. It has been updated by Ford many times and now is called the 4R100 automatic overdrive [...]