Porsche Coupe Left Side Window Regulator, Manual Cross Arm Type (65 to 89) 911-542-929-03

Restore smooth and reliable window operation in your classic Porsche with this Porsche Left Side Window Regulator for Coupe models 1965 to 1989, part number 911-542-929-03. Designed specifically for air cooled Porsche 911 coupe applications, this regulator provides precise factory fitment and dependable performance.

Over time, original window regulators wear out, causing slow movement, uneven travel, or complete failure. This direct replacement restores proper window alignment and smooth cranking action, preserving both driving comfort and vehicle value.

Engineered to match original specifications, this left side regulator integrates seamlessly with factory mounting points and window mechanisms for straightforward installation.

Key Features

• Direct replacement for Porsche part number 911-542-929-03

• Fits Porsche 911 Coupe models from 1965 to 1989

• Driver side window regulator

• Precision engineered gear and track assembly

• Factory correct mounting and alignment

• Durable metal construction for long service life

• Designed for manual window systems in coupe applications

Vehicle Fitment

Compatible with Porsche 911 Coupe models including:

• 911 1965 to 1973

• 911 G Series 1974 to 1989

• 911 S

• 911 SC

• 911 Carrera

• 930 Turbo Coupe

Fits coupe body style only. Not compatible with Targa or Cabriolet models.

Always verify compatibility by part number and vehicle configuration.

Frequently Asked Questions

1. Does this fit Targa or Cabriolet models?

No. This regulator is designed specifically for Porsche 911 Coupe body style models from 1965 to 1989.

2. Is this for the driver side or passenger side?

This is the left side window regulator, which corresponds to the driver side on left hand drive vehicles.

3. Is this compatible with manual windows only?

Yes. This regulator is intended for manual window systems in coupe models.

4. What are common signs of a failing window regulator?

Slow window movement, grinding noise, uneven window travel, or a window that will not stay aligned.

5. Is this a direct bolt in replacement?

Yes. It is designed to match factory mounting points and fit within the original door assembly.