Ford Mustang Service Manual: Shift Patterns

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

Identification Tags


    Range Selection
    Transmission Description (Description and Operation) The 4R70W has the following features: Wide ratio gears Four speeds Rear wheel drive Automatic Electronic shift Torque conver ...

    Torque Converter (Description and Operation)
    Transmission Description (Description and Operation) The 4R70W has the following features: Wide ratio gears Four speeds Rear wheel drive Automatic Electronic shift Torque conver ...

    Other materials:

    Removal
    Removal CAUTION: Suspension fasteners are critical parts because they affect performance of vital components and systems and their failure can result in major service expense. A new part with the same part number must be installed if installation becomes nec ...

    Installation
    Removal 1. Disconnect the battery ground cable. For additional information, refer to Section. 2. Remove the engine air cleaner outlet pipe. For additional information, refer to Section. 3. Disconnect the vacuum hose and the idle air control (IAC) valv ...

    Flywheel Ring Gear
    Clutch (Description and Operation) The primary function of the clutch is to couple and uncouple engine power to the transmission upon driver command. The clutch is a single plate, dry friction clutch disc. The clutch disc has a splined hub (with ...