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Seat Parts

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64452171500
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Button for seat backrest adjustment, Black.

Fits:
Porsche 356 B (1960 - 1963)
Porsche 356 C (1963 - 1965)

Diagram ref no 27

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64452171500
64452171500

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64452150142/1
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Front bottom seat cushion replacement pad. Ideal for interior restoration projects.
retrotrim

Fits:
Porsche 356 A/B/C 1957>>

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Related, superseded, cross reference or alternative numbers for comparison.

64452150142
64452150142

The product you are viewing cross references to these numbers
64452150542/1
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Product Information
Front seat backrest cushion replacement pad. Ideal for interior restoration projects.
retrotrim

Fits:
Porsche 356 A/B/C 1957>>

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Related, superseded, cross reference or alternative numbers for comparison.

64452150542
64452150542

The product you are viewing cross references to these numbers
64452108805/1
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Stainless Steel Headrest Knob – 6mm thread

Restore the finishing touches of your classic Porsche interior with this OE Match Stainless Steel Headrest Knob. Precision manufactured to complement the original factory design, this high-quality replacement knob is the ideal solution for replacing worn, damaged or missing headrest adjustment hardware on Porsche 356, 911 and 912 models.

Fits:

  • Porsche 911 1965-1968 2.0L / 912 SWB (F)
  • Porsche 356A 1955-59
  • Porsche 356B 1959-63
  • Porsche 356C 1963-65

Although small, the headrest knob is a prominent interior component that contributes to both the appearance and functionality of your seats. Over decades of use, original knobs can become scratched, corroded, dented or lost during seat refurbishment. Replacing them with a quality OE Match component helps restore the authentic look of your Porsche interior while ensuring smooth and reliable headrest adjustment.

Manufactured from durable stainless steel, this replacement headrest knob offers excellent corrosion resistance, long-lasting durability and an attractive factory-style finish, making it ideal for concours restorations, sympathetic refurbishments and everyday classic Porsche ownership.

What Does the Headrest Knob Do?

The headrest knob forms part of the seat adjustment mechanism, allowing the headrest to be securely adjusted or removed when required. It provides a comfortable grip for operation while maintaining the clean, period-correct appearance of the seat.

Why Replace the Headrest Knob?

Years of regular use and exposure can lead to deterioration of interior hardware. Common reasons for replacement include:

  • Scratched or worn finish
  • Corrosion or surface pitting
  • Dented or damaged knob
  • Missing original component
  • Seat restoration or upholstery replacement
  • Completing a concours-standard interior refurbishment

Replacing worn seat hardware is an effective way to improve both the appearance and usability of your Porsche interior.

Features

  • Precision manufactured from high-quality stainless steel
  • Corrosion-resistant finish
  • Factory-style appearance
  • Durable construction for long service life
  • Smooth operation of the headrest adjustment mechanism
  • Ideal for restoration and refurbishment projects
  • Easy installation using the original mounting arrangement

Why Choose OE Match Interior Components?

OE Match interior components are designed for Porsche owners seeking authentic appearance, excellent fitment and dependable quality. Manufactured to complement the original factory design, these components help preserve the character of classic Porsche interiors while offering the durability expected from modern manufacturing techniques. Whether you're completing a full restoration or replacing individual trim pieces, OE Match parts provide an ideal balance of originality and reliability.

OE Match Porsche Seat Hardware & Interior Restoration Parts

The finer details are what separate a good restoration from an exceptional one. Interior hardware such as headrest knobs, seat fittings and trim components play an important role in preserving the authentic appearance and functionality of your classic Porsche.

At Design911, we offer a comprehensive selection of OE Match seat hardware and interior restoration parts for Porsche 356, 911 and 912 models. Every component is chosen to provide accurate fitment, premium materials and a factory-inspired finish, helping enthusiasts and professional restorers achieve outstanding results.

Replacing worn or damaged seat hardware not only enhances the appearance of the interior but also improves the operation of adjustable seat components, ensuring your Porsche remains both comfortable and true to its original design.



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

64452108805
64452108805

The product you are viewing cross references to these numbers
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About Seat Parts

Porsche Seat Parts | Design911 Components for Repair, Adjustment & Restoration

Seat parts are essential to maintaining the comfort, support, and functionality of your Porsche’s interior. Every element — from hinges and sliders to adjustment mechanisms and mounting hardware — plays a key role in providing a secure, ergonomic driving position. Whether you’re restoring a classic Porsche or maintaining a modern performance model, ensuring that all seat components operate smoothly is vital for safety, comfort, and overall driving experience.

At Design911, we supply an extensive range of seat parts and components, including runners, rails, recliner mechanisms, hinges, adjustment handles, brackets, and seat mounts. Each part is designed for accurate fitment, long-term durability, and precise operation. Ideal for interior restorations, seat repairs, or upgrades, our components are crafted from premium materials to maintain Porsche-level comfort and performance.

What Do Seat Parts Do?

Seat parts ensure stability, comfort, and adjustability, providing the perfect driving position while maintaining occupant safety.

Core Functions:
• Enable fore/aft, height, and recline adjustments for comfort and control.
• Secure the seat frame to the chassis for stability and safety.
• Allow smooth sliding and locking through precision-engineered rails.
• Support seat back and cushion structure under load.
• Ensure ergonomic posture for both everyday and performance driving.

Every part contributes to the seamless operation of your seat — ensuring your Porsche’s driving feel remains precise and comfortable.

Why Do Seat Parts Fail or Degrade?

Seat mechanisms and structural components are exposed to constant stress, movement, and environmental factors that can lead to wear or malfunction.

Common Causes of Failure Include:
• Metal fatigue or corrosion from moisture or use over time.
• Worn sliders or seized adjustment rails.
• Damaged recliner mechanisms or broken levers.
• Cracked plastic trims or deteriorated bushings.
• Loose or misaligned mounting hardware.

When seat parts fail, movement, noise, or misalignment can occur — compromising comfort, safety, and driving precision.

Why Replace or Upgrade Your Porsche Seat Parts?

Replacing worn seat components restores functionality, comfort, and structural integrity. Upgrading to enhanced materials or precision-engineered parts ensures long-term performance and perfect fitment.

Key Benefits:
• Restores seat adjustability, alignment, and comfort.
• Eliminates rattles, looseness, and mechanical play.
• Improves driving ergonomics and safety.
• Constructed from high-quality steel, alloy, or reinforced polymer.
• Designed to fit Porsche 911, 944, 968, Boxster, Cayman, and 718 models.
• Ideal for restorations, repairs, and performance interior upgrades.

Design911’s Porsche seat parts provide the reliability and precision that every Porsche driver expects — combining engineering excellence with comfort and durability.

Highlights

• Premium Porsche seat parts, runners, and adjustment mechanisms.
• Precision-engineered for fitment and long-term reliability.
• Restores seat movement and alignment for comfort and safety.
• Resistant to wear, corrosion, and vibration.
• Compatible with both classic and modern Porsche models.
• Perfect for interior restoration, repair, or tuning projects.

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