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| F-4EAT | |
|---|---|
 | |
| Overview | |
| Manufacturer | Ford Motor Company Mazda Motor Company Kia Motors |
| Production | 1990–2005 |
| Body and chassis | |
| Class | 4-speed transverse automatic transaxle |
| Chronology | |
| Predecessor | ATX |
| Successor | 4F27E |
The F-4EAT was a 4-speed, electronically controlled automatic transmission developed by Mazda and JATCO beginning in 1990. It was also later produced by Ford Motor Company from 1991 to 2003, to replace the 3-speed/hydraulic controlled ATX. It is referred to as the "F4A-EL" by both Mazda and Kia, who also used this transmission. This transmission is an updated Mazda F3A transmission, 3-speed hydraulic controlled transmission. The F-4EAT uses electronic, computer controls, a 4th gear overdrive, has a lock-up torque converter and differential. It used a computer-controlled speed sensor for the speedometer.
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| 1 | 2 | 3 | 4 | R |
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| 2.80:1 | 1.54:1 | 1.00:1 | 0.70:1 | 2.33:1 |