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:
Cleaning products
For best results, use the following products or products of equivalent
quality:
Motorcraft Bug and Tar Remover (ZC-42)
Motorcraft Custom Bright Metal Cleaner (ZC-15)
Motorcraft Detail Wash (ZC-3-A)
Motorcraft Dusting Cloth (ZC-24)
Motorcraft Engine Shampoo and ...
Accessory Drive - Cobra
Component Locations -Supercharger Accessory Drive
Component Location -Accessory Drive
...
Installation
1. CAUTION: The timing chain procedures must be followed exactly or
damage to the
valve and pistons will result.
Compress the tensioner plunger, using an edge of a vise.
2. While holding the ratchet mechanism, push the ratchet arm back into the
tensioner ...
