Window lifting rail. Porsche 356A T2 / 356B / 356C Cabriolet  ❭  64454204

OE Match window lifting rail for Porsche 356A T2, 356B and 356C Cabriolet models. It forms part of the door window mechanism and supports controlled movement of the glass.

Fits
Porsche 356A T2 / 356B / 356C Cabriolet

Diagram ref no 27

What This Product Does

The lifting rail connects the door glass to the window-lifting mechanism, helping the glass remain supported and correctly aligned while it is raised or lowered.

Functions

• Supports the door window glass
• Transfers movement from the window mechanism
• Helps maintain smooth, even window travel
• Assists correct glass alignment within the door guides

Technical Details

• OE Match replacement window lifting rail
• Left-hand reference: 64454204521
• Right-hand reference: 64454204621

Symptoms of Fault

• Door glass tilts or binds during operation
• Window travel becomes uneven or requires assistance
• Clicking, scraping or grinding from inside the door
• Glass drops or does not remain securely supported
• Difficulty fully opening or closing the window

Why Replacement Matters

A worn, bent or corroded lifting rail can affect window alignment and place additional strain on the regulator and guides. Replacing the damaged component helps restore consistent movement and allows the glass to close correctly against its seals.

FAQs

• Is the rail side-specific?
  Yes. Reference 64454204521 is for the left side and 64454204621 is for the right side.
• What should be inspected during installation?
  Check the regulator, glass guides, clamps and related fittings for wear, corrosion or incorrect alignment.
• Why does the window glass tilt?
  A damaged lifting rail, loose glass mounting or wear elsewhere in the regulator mechanism can allow uneven movement.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

64454204

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