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Seat Restoration

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DISPLAYING 33 to 36 (of 36 products)
1 2 3
SEATFRAMESTSTD
Product Information
Product Information

ST Seat Shell and Foam Kit - 3 Point Seat Belt
Sold each

The Retro Trim ST Seat Shell Kit recreates the classic bucket seat style found in early Porsche 911 competition models and sports configurations of the 1960s and early 1970s. Supplied for a 3-point belt arrangement, this version does not have the belt cut-outs. 

Fits

  • 911 & 912 (1965–1989)
  • 911 1965–1968 2.0L / 912 SWB (F)
  • 911 1968–1973 2.2L / 2.4L / 2.7L RS LWB (F)
  • 911 1974–1977 2.7L / 1976–77 3.0 Carrera
  • 911 1978–1983 3.0L / SC
  • 911 1984–1986 3.2L
  • 911 1987–1989 3.2L G50
  • 911 Turbo 3.0L (930) 1975–1977
  • 911 Turbo 3.3L (930) 1978–1989
  • 964 Carrera 2 / Carrera 4 1989–1993

Handmade using a lightweight glass fibre shell, the ST combines authentic period styling with a slightly taller and wider design for improved comfort and accommodation of taller drivers.

This version is designed for cars retaining standard 3-point seatbelts.

Classic Porsche ST-Inspired Design

The ST-style bucket seat was used in early Porsche 911s and other competition cars of the period, including Ford applications.

Retro Trim has retained the distinctive shape and support of the original ST design while introducing subtle changes to make the seat more practical for today's classic Porsche driver.

The shell is slightly taller and wider than the original, providing additional space without losing its period appearance.

Lightweight Glass Fibre Shell

The ST uses a lightweight glass fibre shell with a laminated-in reinforcement grid around the mounting areas.

This provides additional support at the seat mounting points while maintaining the lightweight construction associated with classic competition seats.

Duralastic suspension belts work with the fire-resistant foam to provide a firm but comfortable seating position suitable for road, rally and historic motorsport use.

Designed for a 5-Point Harness

This version incorporates openings to correctly route the waist/lap belts of a 5-point harness and is supplied with rosettes for these openings.

The seat design also provides guidance for the harness belts while maintaining the appearance and supportive profile of the original ST seat.

Harness installation must use suitable vehicle mounting points and follow the harness manufacturer's instructions and any applicable motorsport regulations.

Lower Seating Options for Taller Drivers

The redesigned ST is slightly taller and wider than the original to accommodate a broader range of drivers.

For particularly tall drivers, the seat can also be customised with a lower seating position, providing additional headroom while retaining the appearance of a traditional ST-style bucket seat.

Original-Style Recaro Mounting Pattern

The seat incorporates both the Retro Trim mounting pattern and an original-style Recaro mounting pattern.

This allows the ST to be used with suitable original or original-style sliders and brackets, making it easier to incorporate into period-correct classic car installations.

Have Your Seats Upholstered Locally

Purchasing the ST as a seat shell kit allows your preferred local upholsterer or interior restoration specialist to complete the finished seats.

This gives you the freedom to select leather, leatherette, vinyl, fabric or period-style materials to match the existing interior or create a bespoke classic Porsche specification.

Kit Includes

  • Seat shell/frame
  • Duralastic suspension belts
  • Side foam
  • Back foam
  • Seat cushion
  • Headrest


Retro Trim ST 3-Point Seatbelt Classic Porsche Seat Shell Kits

The Retro Trim ST Seat Shell Kit provides a period-inspired seating solution for classic Porsche 911 restoration, road, touring and restomod projects retaining standard 3-point seatbelts.

Its lightweight glass fibre construction maintains the distinctive appearance of an early Porsche competition seat while the slightly taller and wider dimensions provide improved comfort for a broader range of drivers.

Duralastic suspension, reinforced mounting points and original-style Recaro mounting provisions make the ST an excellent choice for owners looking to combine classic Porsche motorsport styling with greater support and everyday usability.

SEATFRAMEST
Product Information
Product Information

ST Seat Shell and Foam Kit - 5 Point Seat Belt
Sold each

The Retro Trim ST Seat Shell Kit recreates the classic bucket seat style found in early Porsche 911 competition models and sports configurations of the 1960s and early 1970s. Supplied for a 5-point belt arrangement, this version includes rosettes to finish the belt cut-outs. 

Fits

  • 911 & 912 (1965–1989)
  • 911 1965–1968 2.0L / 912 SWB (F)
  • 911 1968–1973 2.2L / 2.4L / 2.7L RS LWB (F)
  • 911 1974–1977 2.7L / 1976–77 3.0 Carrera
  • 911 1978–1983 3.0L / SC
  • 911 1984–1986 3.2L
  • 911 1987–1989 3.2L G50
  • 911 Turbo 3.0L (930) 1975–1977
  • 911 Turbo 3.3L (930) 1978–1989
  • 964 Carrera 2 / Carrera 4 1989–1993

Handmade using a lightweight glass fibre shell, the ST combines authentic period styling with a slightly taller and wider design for improved comfort and accommodation of taller drivers.

This version incorporates dedicated waist/lap belt openings and rosettes for a 5-point harness.

Classic Porsche ST-Inspired Design

The ST-style bucket seat was used in early Porsche 911s and other competition cars of the period, including Ford applications.

Retro Trim has retained the distinctive shape and support of the original ST design while introducing subtle changes to make the seat more practical for today's classic Porsche driver.

The shell is slightly taller and wider than the original, providing additional space without losing its period appearance.

Lightweight Glass Fibre Shell

The ST uses a lightweight glass fibre shell with a laminated-in reinforcement grid around the mounting areas.

This provides additional support at the seat mounting points while maintaining the lightweight construction associated with classic competition seats.

Duralastic suspension belts work with the fire-resistant foam to provide a firm but comfortable seating position suitable for road, rally and historic motorsport use.

Designed for a 5-Point Harness

This version incorporates openings to correctly route the waist/lap belts of a 5-point harness and is supplied with rosettes for these openings.

The seat design also provides guidance for the harness belts while maintaining the appearance and supportive profile of the original ST seat.

Harness installation must use suitable vehicle mounting points and follow the harness manufacturer's instructions and any applicable motorsport regulations.

Lower Seating Options for Taller Drivers

The redesigned ST is slightly taller and wider than the original to accommodate a broader range of drivers.

For particularly tall drivers, the seat can also be customised with a lower seating position, providing additional headroom while retaining the appearance of a traditional ST-style bucket seat.

Original-Style Recaro Mounting Pattern

The seat incorporates both the Retro Trim mounting pattern and an original-style Recaro mounting pattern.

This allows the ST to be used with suitable original or original-style sliders and brackets, making it easier to incorporate into period-correct classic car installations.

Have Your Seats Upholstered Locally

Purchasing the ST as a seat shell kit allows your preferred local upholsterer or interior restoration specialist to complete the finished seats.

This gives you the freedom to select leather, leatherette, vinyl, fabric or period-style materials to match the existing interior or create a bespoke classic Porsche specification.

Kit Includes

  • Seat shell/frame
  • Duralastic suspension belts
  • Side foam
  • Back foam
  • Seat cushion
  • Headrest

Retro Trim ST 5-Point Harness Classic Porsche Seat Shell Kits

The Retro Trim ST Seat Shell Kit is ideal for classic Porsche 911 restoration, historic rally, competition-inspired and restomod projects requiring a traditional bucket seat with 5-point harness provision.

Its lightweight glass fibre shell retains the classic ST appearance while incorporating a reinforced mounting structure, Duralastic suspension and slightly increased dimensions for improved comfort.

With original-style Recaro mounting points, dedicated harness openings and options for taller drivers, the Retro Trim ST combines period Porsche motorsport styling with practical improvements for modern classic car use.

SEATFRAMETASTD
Product Information
Product Information

TransAm Seat Frame and Foam Kit - 3 Point Seat Belt
Sold each

The Retro Trim TransAm Seat Frame Kit is inspired by the distinctive racing seats used during the golden era of Trans-Am motorsport in the 1960s and 1970s. Supplied for a 3-point belt arrangement, this version does not have the belt cut-out rosettes. 

Fits

  • 911 & 912 (1965–1989)
  • 911 1965–1968 2.0L / 912 SWB (F)
  • 911 1968–1973 2.2L / 2.4L / 2.7L RS LWB (F)
  • 911 1974–1977 2.7L / 1976–77 3.0 Carrera
  • 911 1978–1983 3.0L / SC
  • 911 1984–1986 3.2L
  • 911 1987–1989 3.2L G50
  • 911 Turbo 3.0L (930) 1975–1977
  • 911 Turbo 3.3L (930) 1978–1989
  • 964 Carrera 2 / Carrera 4 1989–1993

Handmade around a welded lightweight steel tube frame, the TransAm combines high lateral support, a low seating position and Duralastic suspension to create a classic competition-style seat suitable for restoration, restomod and historic motorsport-inspired cars.

This version is designed for cars retaining standard 3-point seatbelts.

Inspired by Classic Trans-Am Racing

The Trans-Am race series brought together some of the most recognisable performance cars of the period, including Mustang, Cougar, Corvette, Camaro, Porsche, Challenger, Datsun, Charger, AMC, Triumph and Jaguar.

Many competition cars used lightweight fibreglass, alloy or specially fabricated racing seats to provide drivers with greater support during demanding race conditions.

The Retro Trim TransAm recreates this purposeful appearance while providing a seat suitable for today's classic car enthusiast.

High Lateral Support

The TransAm features raised side bolsters extending towards the front of the seat to provide increased lateral support.

This helps hold the driver more securely during enthusiastic driving while maintaining the distinctive appearance of a traditional 1960s and 1970s competition seat.

Designed for Standard 3-Point Seatbelts

This version is intended for vehicles retaining their standard 3-point seatbelt system.

It provides the increased support and classic competition appearance of the TransAm design without requiring a conversion to a multi-point harness.

Lightweight Steel Tube Frame

The seat is handmade using a welded lightweight steel tube frame, providing a strong foundation while retaining the lightweight philosophy of traditional competition seating.

Fire-resistant foam and Duralastic suspension belts provide a firm but comfortable seating position, helping make the TransAm suitable for longer road journeys as well as historic motorsport-inspired applications.

Low Seating Position

The TransAm seat itself is non-adjustable and is designed to position the driver as low as practical within the vehicle.

Final seat height and angle are determined during installation, allowing the mounting arrangement to be selected to suit the driver and vehicle.

An optional tilting bracket is available where improved access to rear seating is required.

Have Your Seats Upholstered Locally

Supplying the TransAm as a seat frame kit allows the upholstery to be completed by your preferred local trimmer or interior restoration specialist.

This gives you the freedom to choose leather, vinyl, fabric or period-style materials and match the seats to an existing classic interior or create a completely bespoke specification.

Kit Includes

  • Seat frame
  • Duralastic suspension belts
  • Side foam
  • Back foam
  • Seat cushion
  • Headrest

Retro Trim TransAm 3-Point Seatbelt Classic Racing Seat Frame Kits

The Retro Trim TransAm Seat Frame Kit is designed for classic car owners looking to combine period Trans-Am racing style with improved driver support and standard 3-point seatbelt compatibility.

Its welded lightweight steel tube frame, raised side support, Duralastic suspension and low seating position make it particularly suited to classic Porsche, American muscle, European sports car and historic racing-inspired projects.

The unfinished kit can be upholstered locally in materials chosen to complement a period restoration or create an individual restomod interior.

SEATFRAMETA
Product Information
Product Information

TransAm Seat Frame and Foam Kit - 5 Point Seat Belt
Sold each

The Retro Trim TransAm Seat Frame Kit is inspired by the distinctive racing seats used during the golden era of Trans-Am motorsport in the 1960s and 1970s. Supplied for a 5-point belt arrangement, this version comes with the belt cut-out rosettes. 

Fits

  • 911 & 912 (1965–1989)
  • 911 1965–1968 2.0L / 912 SWB (F)
  • 911 1968–1973 2.2L / 2.4L / 2.7L RS LWB (F)
  • 911 1974–1977 2.7L / 1976–77 3.0 Carrera
  • 911 1978–1983 3.0L / SC
  • 911 1984–1986 3.2L
  • 911 1987–1989 3.2L G50
  • 911 Turbo 3.0L (930) 1975–1977
  • 911 Turbo 3.3L (930) 1978–1989
  • 964 Carrera 2 / Carrera 4 1989–1993

Handmade around a welded lightweight steel tube frame, the TransAm combines high lateral support, a low seating position and Duralastic suspension to create a classic competition-style seat suitable for restoration, restomod and historic motorsport-inspired cars.

This version is designed for cars using a 5-point harness and features the required seatbelt cut-outs with finishing rosettes.

Inspired by Classic Trans-Am Racing

The Trans-Am race series brought together some of the most recognisable performance cars of the period, including Mustang, Cougar, Corvette, Camaro, Porsche, Challenger, Datsun, Charger, AMC, Triumph and Jaguar.

Many competition cars used lightweight fibreglass, alloy or specially fabricated racing seats to provide drivers with greater support during demanding race conditions.

The Retro Trim TransAm recreates this purposeful appearance while providing a seat suitable for today's classic car enthusiast.

High Lateral Support

The TransAm features raised side bolsters extending towards the front of the seat to provide increased lateral support.

This helps hold the driver more securely during enthusiastic driving while maintaining the distinctive appearance of a traditional 1960s and 1970s competition seat.

Designed for a 5-Point Harness

This version incorporates dedicated openings for routing the waist/lap belts of a 5-point harness.

Seatbelt cut-out rosettes are included, providing a neat finished edge around the harness openings while maintaining the classic appearance of the seat.

Lightweight Steel Tube Frame

The seat is handmade using a welded lightweight steel tube frame, providing a strong foundation while retaining the lightweight philosophy of traditional competition seating.

Fire-resistant foam and Duralastic suspension belts provide a firm but comfortable seating position, helping make the TransAm suitable for longer road journeys as well as historic motorsport-inspired applications.

Low Seating Position

The TransAm seat itself is non-adjustable and is designed to position the driver as low as practical within the vehicle.

Final seat height and angle are determined during installation, allowing the mounting arrangement to be selected to suit the driver and vehicle.

An optional tilting bracket is available where improved access to rear seating is required.

Have Your Seats Upholstered Locally

Supplying the TransAm as a seat frame kit allows the upholstery to be completed by your preferred local trimmer or interior restoration specialist.

This gives you the freedom to choose leather, vinyl, fabric or period-style materials and match the seats to an existing classic interior or create a completely bespoke specification.

Kit Includes

  • Seat frame
  • Duralastic suspension belts
  • Side foam
  • Back foam
  • Seat cushion
  • Headrest
  • 5-point harness cut-out rosettes       

Retro Trim TransAm 5-Point Harness Classic Racing Seat Frame Kits

The Retro Trim TransAm Seat Frame Kit is designed for classic car owners looking for the appearance and support of a traditional Trans-Am competition seat combined with provision for a modern 5-point harness.

Its welded lightweight steel frame, high side bolsters, lowered seating position and Duralastic suspension make it particularly suitable for classic Porsche, American muscle cars, European sports cars, historic rally builds and competition-inspired restomods.

Dedicated harness cut-outs and supplied rosettes provide the necessary belt routing through the seat, while local upholstery allows the finished seat to be tailored to the style and materials of the vehicle.

DISPLAYING 33 to 36 (of 36 products)
1 2 3
About Seat Restoration

Porsche Seat Restoration Parts | Design911 Components for Classic Seat Rebuilds & Interior Renewal

Seat restoration parts are vital for bringing your Porsche’s interior back to its original comfort, style, and functionality. Over time, seat components such as foams, frames, covers, and adjustment mechanisms can deteriorate — reducing both appearance and comfort. Using precision-engineered restoration parts ensures your Porsche’s seats regain their structural integrity, support, and period-correct finish, whether you’re carrying out a full rebuild or targeted repair.

At Design911, we supply an extensive range of seat restoration components, including cushions, backrests, seat foams, covers, hinges, and mounting hardware. Each part is crafted to match Porsche design standards for accuracy and fitment while using durable, modern materials for enhanced longevity. Perfect for classic restorations, refurbishments, and interior upgrades, our seat restoration parts allow enthusiasts and professionals to preserve both comfort and originality.

What Do Seat Restoration Parts Do?

Seat restoration parts restore the shape, support, and function of worn or damaged seats, ensuring long-term comfort and authentic Porsche quality.

Core Functions:
• Rebuild the seat structure, restoring comfort and support.
• Replace worn-out foams, springs, or covers.
• Repair mechanical adjustment functions for proper alignment.
• Maintain authentic appearance and period-correct design.
• Improve driving ergonomics and interior presentation.

A properly restored seat enhances both the visual appeal and driving experience, maintaining the timeless character of your Porsche.

Why Do Seats Degrade or Fail?

Seat components are exposed to constant use, temperature fluctuations, and sunlight — all of which cause deterioration over time.

Common Causes of Failure Include:
• Foam breakdown leading to sagging and discomfort.
• Cracked leather, vinyl, or stitching from UV exposure.
• Rust or fatigue in seat frames and hinges.
• Worn or seized adjustment mechanisms.
• Missing trim pieces or hardware affecting seat alignment.

When seats lose structure or comfort, it impacts both driving ergonomics and the interior’s overall quality — making restoration essential for comfort and value.

Why Replace or Upgrade with Porsche Seat Restoration Parts?

Restoring or upgrading your Porsche seats revitalises your car’s interior and enhances driving comfort. Modern materials and precise reproductions ensure long-lasting quality and authenticity.

Key Benefits:
• Restores seat comfort, support, and alignment.
• Rebuilds seat structure for safety and durability.
• Improves interior appearance and authenticity.
• Constructed from premium materials including reinforced foam and high-grade metal.
• Available for Porsche 911, 912, 914, 944, 968, Boxster, and Cayman models.
• Ideal for restorations, rebuilds, or interior refurbishments.

Design911’s Porsche seat restoration parts combine precision craftsmanship and modern materials — giving your seats a fresh, supportive feel while maintaining true Porsche heritage.

Highlights

• Premium Porsche seat restoration and rebuild components.
• Includes foams, hinges, covers, and mounting hardware.
• Precision-fit design ensures authentic appearance and comfort.
• Resistant to wear, UV exposure, and age-related damage.
• Perfect for both classic and modern Porsche restorations.
• Essential for concours-level interior detailing or performance refurbishment.

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