Does the 4r70w have overdrive?
The 4R70W carries a 0.70:1 OD gear. The numerically higher First gear of the 5R55S is great for most 10-second and slower applications, as it helps these heavyweight cars off the starting line.
Is a 4R70W Transmission good?
The 4R70W is a good transmission, but it has its pros and cons. Let’s look over some of its best qualities, and some of its faults and issues. For one, it has a much better and improved overdrive band. That, and as with any other transmission, you still need to maintain it regularly.
What kind of transmission does a Ford 4R70W have?
Although these transmissions have a great deal in common, they are also very different, with limits in interchangeability. The only inter-changeable components are geartrain related. The AODE/4R70W is a 4-speed, rear-drive automatic overdrive with electronic control, hence the AODE designation.
Why is the overdrive band not applying on my 4R70W?
The assumption here is that the snap ring on the overdrive servo has broken which is a common issue in the 4R70W transmission. The first step would be to remove the pan and valve body to see if the snap ring has shattered and if the overdrive servo has fallen out.
Why does my 4R70W neutral on 3-4 shift?
This means that the signal was given to make the 3-4 shift, and everything in the valve body did what it was supposed to do, but there was a mechanical issue of some sort. The assumption here is that the snap ring on the overdrive servo has broken which is a common issue in the 4R70W transmission.
What should I replace in my Ford AODE 4R70W?
Adjacent is the converter clutch solenoid, which receives a pulse input for smooth engagement. This TCI Automotive transmission overhaul kit has just about everything needed to complete an AODE/4R70W rebuild. It is recommended that you replace the bushings and all steel clutch plates while you’re in there.