Ford Mustang (1999-2004) Service Manual: Transmission Description (Description and Operation)
The 4R70W has the following features:
- Wide ratio gears
- Four speeds
- Rear wheel drive
- Automatic
- Electronic shift
- Torque converter clutch control
- Line pressure controls
The transmission uses Ravigneaux-style double-pinion gearset with two bands, one one-way roller clutch, one mechanical diode and four friction clutches to produce four forward gears and Reverse.
4R70W Automatic Transmission

Automatic Transaxle/Transmission
General Specifications
a - MERCON V is not interchangeable at this time with the current MERCON
fluids. Check the
transmission fluid level indicator to determine the correct fluid and refer to
the ...
Identification Tags
All vehicles are equipped with a Vehicle Certification Label, located
on the driver side door lock post.
For correct transmission identification, refer to the code in the space
marked TR.
...
Other materials:
Installation
1. NOTE: A new torque converter drain plug must be used.
Install the torque converter drain plug.
2. Install the torque converter housing plug.
3. CAUTION: If installing a new filter, and the seal remains in the
main control bore,
carefully use a small ...
Gearshift Lever and Boot
Material
Removal and Installation
1. Remove the gearshift lever knob.
2. Remove the console panel gearshift plate. Lift the gearshift lever boot
over the gearshift lever.
3. Remove the bolts and the shift lever.
4. Remove the screws and the inner shif ...
Camshaft
Material
Removal
1. Remove the valve tappets. For additional information, refer to Valve
Tappets in this section.
2. Remove the timing chain. For additional information, refer to Timing
Chain in this section.
3. Position the wire harness aside.
4. R ...
