Piston 5L40E

The piston is designed for 4L40E / 5L40E / 5L50 / A4S 200R / A5S 360R / A5S 390R boxes. It transmits the oil pressure to the clutch or brake package and is responsible for its activation.

The damaged piston seal is manifested by a clutch slip, delayed switching on and a pressure drop in the system. Before assembly, compare the diameter, height and sealing with the element dismantled from the box.

Technical data

• Product type: piston
• Outer diameter: 128 mm
• Height: 18 mm

Before purchase, it is recommended to verify the fit after the 4L40E / 5L40E / 5L50 / A4S 200R / A5S 360R / A5S 390R box model and a comparison with the element disassembled from the box.

Purpose

• Case type: 4L40E / 5L40E / 5L50 / A4S 200R / A5S 360R / A5S 390R
• Box manufacturer: General Motors, BMW
• Type of box: automatic
• Number of gears: 4

Zamienniki katalogowe: 5L40E.PIS58.