Transaxle Description

Fig 1: Identifying Transaxle

The 4F50N (AX4N) automatic transaxle is a four-speed unit with electronic shift control. It is designed for operation in a transverse powertrain for front-wheel drive vehicles and has the following major components:

• Case with chain cover.
• Chain drive.
• Apply components:
  • Two Friction Bands: Overdrive, Coast.
  • Five Friction Clutches: Forward, Direct, Intermediate, Reverse, Low-Intermediate.
  • Three One-Way Clutches: Low, Direct, Low-Intermediate.
• Two simple planetary gearsets:
  • Front
  • Rear
• Final drive planetary gearset.
• Differential.
• Pump assembly.
• Main control.