Ford Mustang Service Manual: Preliminary Inspection

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


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

    Shift Point Road Test
    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:

    Connecting Rod - Bushing Diameter
    Engine (Diagnosis and Testing) Special Tool(s) Commercially Available Leakdown Tester Quick Disconnect Compression Tester 134-R0212 or equivalent Dial Indicator Gauge Adapter 303-007 (TOOL-6565-AB) or equivalent Di ...

    Using voice recognition
    This system helps you control many features using voice commands. This allows you to keep your hands on the wheel and focus on what is in front of you. Initiating a Voice Session Push the voice icon; a tone sounds and Listening appears in the display. S ...

    Drive Pinion
    Rear Drive Axle and Differential   The axle housing assembly consists of a cast center section with two steel tube assemblies and a stamped differential housing cover (4033). The differential housing cover uses silicone sealant as a gasket. ...