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- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
- Porsche 911 1978-1989 3.3L Turbo (930)
- Porsche 964 (911) C2 1989-93
- Porsche 964 (911) C4 1989-93
- Porsche 993 (911) C2 1994-97
- Porsche 993 (911) C4 1994-97
Tenax Fastener Cap – Chrome
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Restore the finishing details of your Porsche with this OE
Match Chrome Tenax Fastener Cap. This premium replacement
fastener cap provides a secure attachment point while maintaining the original
appearance of your vehicle's trim and soft-top or tonneau fastening system.
Fits:
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
- Porsche 911 1978-1989 3.3L Turbo (930)
- Porsche 964 (911) C2 1989-93
- Porsche 964 (911) C4 1989-93
- Porsche 993 (911) C2 1994-97
- Porsche 993 (911) C4 1994-97
Cabriolet Models Only
Tenax fasteners have long been used throughout the
automotive industry due to their secure locking design, ease of operation and
clean appearance. On classic and air-cooled Porsche models, they are commonly
found securing tonneau covers, protective covers and various trim components
where a reliable quick-release fixing is required.
Size: 20 x 15 x 11mm
Finish: Chrome Plated Brass
Over time, original fasteners can become worn, corroded or damaged through repeated use and exposure to the elements. Replacing them with high-quality OE Match components restores both functionality and the authentic factory presentation of your Porsche.
Finished in durable chrome, this Tenax fastener cap provides excellent corrosion resistance while complementing the period styling of your vehicle.
What Does a Tenax Fastener Cap Do?
The Tenax fastener cap forms part of the quick-release fastening system used to securely attach trim panels, tonneau covers or protective covers while allowing quick removal when required.
Its primary functions include:
- Providing a secure quick-release fastening point.
- Holding trim or covers firmly in position.
- Allowing easy removal without tools.
- Reducing movement and vibration.
- Maintaining the original appearance of the vehicle.
- Delivering reliable long-term fastening performance.
The spring-loaded locking mechanism offers a dependable connection while remaining simple to operate.
Why Replace the Tenax Fastener Cap?
Small hardware components are often overlooked during restoration but play an important role in both appearance and functionality.
Common reasons for replacement include:
- Corrosion or tarnished chrome.
- Worn locking mechanism.
- Loose or damaged fasteners.
- Missing original hardware.
- Broken retaining components.
- Vehicle restoration or trim refurbishment.
- Replacement following soft-top or tonneau cover repairs.
Replacing worn fasteners restores secure operation and helps preserve the authentic appearance of your Porsche.
Features
- OE Match replacement Tenax fastener cap.
- Bright chrome finish.
- Precision manufactured for accurate fitment.
- Durable corrosion-resistant construction.
- Secure quick-release locking mechanism.
- Restores original fastening performance.
- Ideal for restoration and refurbishment projects.
- Direct replacement for worn or damaged original fasteners.
- Suitable for concours-standard restorations.
Please note:
Will work perfectly with:
- Lower Tenax, Stud, part number 99959159802/1
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99959160112
The product you are viewing cross references to these numbers
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
- Porsche 911 1978-1989 3.3L Turbo (930)
- Porsche 964 (911) C2 1989-93
- Porsche 964 (911) C4 1989-93
- Porsche 993 (911) C2 1994-97
- Porsche 993 (911) C4 1994-97
- Porsche 928 4.5L 1978-82
- Porsche 928S 4.7L 1981-83
- Porsche 928S2 4.7L 1984-86
- Porsche 928S4 5.0L 1987-92
- Porsche 928GT 5.0L 1989-91
- Porsche 928GTS 5.4L 1992-95
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
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
9997033080A
The product you are viewing cross references to these numbers
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
- Porsche 911 1978-1989 3.3L Turbo (930)
- Porsche 964 (911) C2 1989-93
- Porsche 964 (911) C4 1989-93
- Porsche 993 (911) C2 1994-97
- Porsche 993 (911) C4 1994-97
- Porsche 928 4.5L 1978-82
- Porsche 928S 4.7L 1981-83
- Porsche 928S2 4.7L 1984-86
- Porsche 928S4 5.0L 1987-92
- Porsche 928GT 5.0L 1989-91
- Porsche 928GTS 5.4L 1992-95
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
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
9997033080A
The product you are viewing cross references to these numbers