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Window Motors

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92862401
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Door Window Motor – Electric Window Drive Unit 

High-quality replacement door window motor designed for Porsche 928 models from 1984 to 1995.

This electric motor is responsible for powering the window regulator mechanism, allowing smooth raising and lowering of the door glass. A fully functioning window motor is essential for reliable window operation, comfort, and usability.

Fits:

  • Porsche 928S2 4.7L 1984-86 (from Chassis Number F 92-ES841 155>> and F 92-ES849 585>>)
  • Porsche 928S4 5.0L 1987-92
  • Porsche 928GT 5.0L 1989-91
  • Porsche 928GTS 5.4L 1992-95

Manufactured to OEM specifications, this unit ensures precise fitment and dependable performance—ideal for restoring proper function to faulty or non-operational electric windows.

Key Features

• Direct replacement electric window motor
• Suitable for Porsche 928 (1984–1995)
• Powers door window regulator mechanism
• Restores smooth window operation
• OEM-style fit and performance
• Durable construction for long-term reliability

Function and Purpose

The window motor drives the regulator to control window movement.

It helps to:

• Raise and lower the window glass
• Provide smooth and consistent operation
• Maintain ease of use and convenience
• Support proper door functionality

Why Replace Your Window Motor

Over time, electric window motors can fail due to wear or electrical issues.

Common problems include:

• Window not moving or stuck
• Slow or weak window operation
• Intermittent function
• Grinding or unusual noises

Replacing the motor restores full window functionality.



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Related, superseded, cross reference or alternative numbers for comparison.

92862401
92862401303
92862401403

The product you are viewing cross references to these numbers
92862401
Product Information
Product Information

Door Window Motor – Electric Window Drive Unit 

High-quality replacement door window motor designed for Porsche 928 models from 1984 to 1995.

This electric motor is responsible for powering the window regulator mechanism, allowing smooth raising and lowering of the door glass. A fully functioning window motor is essential for reliable window operation, comfort, and usability.

Fits:

  • Porsche 928S2 4.7L 1984-86 (from Chassis Number F 92-ES841 155>> and F 92-ES849 585>>)
  • Porsche 928S4 5.0L 1987-92
  • Porsche 928GT 5.0L 1989-91
  • Porsche 928GTS 5.4L 1992-95

Manufactured to OEM specifications, this unit ensures precise fitment and dependable performance—ideal for restoring proper function to faulty or non-operational electric windows.

Key Features

• Direct replacement electric window motor
• Suitable for Porsche 928 (1984–1995)
• Powers door window regulator mechanism
• Restores smooth window operation
• OEM-style fit and performance
• Durable construction for long-term reliability

Function and Purpose

The window motor drives the regulator to control window movement.

It helps to:

• Raise and lower the window glass
• Provide smooth and consistent operation
• Maintain ease of use and convenience
• Support proper door functionality

Why Replace Your Window Motor

Over time, electric window motors can fail due to wear or electrical issues.

Common problems include:

• Window not moving or stuck
• Slow or weak window operation
• Intermittent function
• Grinding or unusual noises

Replacing the motor restores full window functionality.



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

92862401
92862401303
92862401403

The product you are viewing cross references to these numbers
92862401
Product Information
Product Information

Door Window Motor – Electric Window Drive Unit 

High-quality replacement door window motor designed for Porsche 928 models from 1978 to 1984.

This electric motor is responsible for powering the window regulator mechanism, allowing smooth raising and lowering of the door glass. A fully functioning window motor is essential for reliable window operation, comfort, and usability.

Fits:

  • Porsche 928 4.5L 1978-82
  • Porsche 928S2 4.7L 1984-86 (up to Chassis Number F 92-ES841 154>> and F 92-ES849 584>>)

Only when used with the early type window regulators 92853707502 (left) and  92853707602 (right)

Manufactured to OEM specifications, this unit ensures precise fitment and dependable performance—ideal for restoring proper function to faulty or non-operational electric windows.

Key Features

• Direct replacement electric window motor
• Suitable for Porsche 928 (1978–1984)
• Powers door window regulator mechanism
• Restores smooth window operation
• OEM-style fit and performance
• Durable construction for long-term reliability

Function and Purpose

The window motor drives the regulator to control window movement.

It helps to:

• Raise and lower the window glass
• Provide smooth and consistent operation
• Maintain ease of use and convenience
• Support proper door functionality

Why Replace Your Window Motor

Over time, electric window motors can fail due to wear or electrical issues.

Common problems include:

• Window not moving or stuck
• Slow or weak window operation
• Intermittent function
• Grinding or unusual noises

Replacing the motor restores full window functionality.



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

92862401
92862401304
92862401404

The product you are viewing cross references to these numbers
DISPLAYING 1 to 3 (of 3 products)
About Window Motors

Electric window motors are the power behind your Porsche’s smooth window operation. These compact electric units sit inside the door and work in tandem with the window regulator to raise or lower the glass at the touch of a button. Every press of the electric window switch sends a signal to the motor, which then engages to move the window precisely and efficiently.

What Do Electric Window Motors Do?
Electric window motors convert electrical energy into mechanical motion. When you press the window switch, the motor’s gear system turns to move the regulator mechanism up or down, controlling the window glass. High-quality motors ensure smooth, quiet, and reliable operation across all driving conditions.

At Design911, we supply genuine and OEM-spec electric window motors for a wide range of Porsche models, including the 911, Boxster, Cayman, Cayenne, Panamera, and Macan. Each motor is designed for a perfect fit and long-lasting performance, meeting or exceeding Porsche’s original factory standards.

Why Do Electric Window Motors Fail?
Over time, window motors can become weak or fail completely due to:

  • Internal wear: Motor brushes and gears degrade with repeated use.
  • Moisture ingress: Water exposure leads to corrosion and short circuits.
  • Regulator strain: A worn or stiff regulator can overload the motor.
  • Electrical faults: Damaged wiring or faulty switches can stop power reaching the motor.

Common symptoms of failure include slow-moving windows, grinding noises, or complete non-operation.

Why Replace Faulty Window Motors?
A failed electric window motor can cause major inconvenience and safety risks - windows may stick open, fail to seal, or stop responding altogether. Replacing the motor restores full window function, improves comfort, and maintains your Porsche’s security and value.

At Design911, we offer a full range of replacement window motors with OEM quality assurance. Whether you’re repairing a classic 911 or a modern Cayenne, our parts guarantee the perfect fit and smooth operation your Porsche deserves.

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