Ford Mustang Service Manual: Reverse Sun Gear

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


    Planetary Gear Support Assembly and Planetary One-Way Clutch
    Transmission Description (Description and Operation) The 4R70W has the following features: Wide ratio gears Four speeds Rear wheel drive Automatic Electronic shift Torque conver ...

    Output Shaft and Direct Clutch Cylinder
    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:

    Window Glass - Quarter
    Glass, Frames and Mechanisms (Description and Operation) Component Location   Windshield Glass The windshield exterior mouldings are installed with the windshield glass. The windshield exterior mouldings cannot be replaced without removal of the w ...

    Module - Daytime Running Lamps (DRL)
    Daytime Running Lamps (DRL) (Diagnosis and Testing) Refer to Wiring Diagrams Cell 97 , Daytime Running Lamps for schematic and connector information. Special Tool(s) 73III Automotive Meter or equivalent 105-R0057 Principles of Operation ...

    Engine (Removal)
    Engine       A modular engine is built around four modules: the intake module the cylinder head module (RH) the cylinder head module (LH) the lower engine module While not all repairs can take advantage of the modular conc ...