Bonded Rubber Buffer. Porsche 911 / 964 / 993 / 928  ❭  9997033080A

Bonded Rubber Buffer – Sunroof & Convertible Top Motor Mount

High-quality bonded rubber-metal buffer designed for multiple Porsche applications including sunroof-equipped Porsche 928 models and convertible Porsche 911, 964, and 993 models.

On Porsche 928 models, this component functions as a sunroof mounting buffer, helping to stabilise and isolate movement within the sunroof mechanism. On convertible 911, 964, and 993 models, it is used to secure the convertible top motor bracket, providing essential vibration damping and structural support.

Fits:

Diagram ref no 31

Manufactured using a durable rubber-metal bonded construction, this component is engineered to withstand repeated movement, vibration, and environmental exposure while maintaining flexibility and strength.

A direct replacement part, this rubber buffer is essential for maintaining proper operation, reducing vibration, and ensuring long-term reliability of roof and motor mounting systems.

Key Features

• Direct replacement bonded rubber-metal buffer
• Suitable for Porsche 928 (sunroof models)
• Also fits Porsche 911, 964, and 993 convertible models
• Used for sunroof mounting and convertible top motor bracket
• Reduces vibration and stabilises mounted components
• Durable rubber-metal bonded construction
• OEM-style fit and function

Function and Purpose

This bonded rubber buffer acts as both a mounting support and vibration isolator.

It helps to:

• Stabilise sunroof or convertible motor components
• Reduce vibration and noise during operation
• Prevent excessive movement or stress on mounting points
• Protect surrounding components from wear

Why Replace Your Rubber Buffer

Over time, rubber-metal mounts can degrade due to age and mechanical stress.

Common issues include:

• Cracked or hardened rubber
• Reduced vibration damping
• Increased noise or movement
• Misalignment of sunroof or convertible motor components

Replacing the buffer restores proper function and ensures smooth operation of roof systems.

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Related, superseded, cross reference or alternative numbers for comparison.

9997033080A

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