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Porsche > 991 (911) MK1 2012-2016 > Chassis / Bodywork > Roll Cages >

Titanium Rear Roll Cage Non Sunroof. Porsche 911 1972-89 Coupe  ❭  911327RC

Titanium Rear Roll Cage Non Sunroof. Porsche 911 1972-89 Coupe - FT08.911.327
5
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911327RC
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Tuthill Titanium Rear Roll Cage Section

Developed by Tuthill Porsche for serious enthusiasts and motorsport applications, this Titanium Rear Roll Cage is designed specifically for non-sunroof Porsche 911 Coupe models built between 1972 and 1989. Combining exceptional strength with ultra-lightweight construction, it provides increased chassis rigidity, enhanced occupant protection and significant weight savings over conventional steel roll cages.

Fits:
Porsche 911 1972-1973 2.4L / 2.7L RS LWB (F)
Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
Porsche 911 1978-1983 3.0L / SC
Porsche 911 1984-1986 3.2L
Porsche 911 1987-1989 3.2L G50
Porsche 911 1975-1977 3.0L Turbo (930)
Porsche 911 1978-1989 3.3L Turbo (930)  

Manufactured from premium-grade titanium, the rear roll cage benefits from an outstanding strength-to-weight ratio, making it the ideal choice for lightweight road cars, historic rally cars, track day builds and competition vehicles where every kilogram matters. Designed specifically for the classic air-cooled Porsche 911 bodyshell, the cage integrates seamlessly into the cabin while maintaining a professional motorsport appearance.

Whether you're building a Tuthill-inspired fast road car or a dedicated historic competition Porsche, this titanium rear roll cage delivers the engineering excellence and craftsmanship for which Tuthill is renowned.

Please note: this is a lightweight rear cage system designed for chassis enhancement and aesthetic purposes. It is not a homologated roll cage intended for certified rollover protection.

Supplied with integrated mounting feet ready for welding into place, this rear cage is ideal for lightweight builds, fast road projects and OEM+ restorations seeking an authentic motorsport aesthetic.

The titanium construction dramatically reduces weight compared to traditional steel rear cage systems while improving rear chassis stiffness and adding a race-inspired interior appearance synonymous with classic Porsche competition cars.

Perfect for enthusiasts looking to combine lightweight engineering with period-correct motorsport styling.

Key Features

• Lightweight titanium rear roll cage frame
• Designed for Porsche 911 models (1972-1989)
• Motorsport-inspired rear chassis upgrade
• Manufactured from lightweight titanium
• Integrated mounting feet ready for welding
• Improves rear chassis rigidity
• Significant weight reduction compared to steel cage systems
• Clean competition-inspired interior appearance
• Ideal for lightweight builds and track-inspired projects
• Suitable for road, fast road, and track applications

Lightweight Motorsport Engineering

Titanium offers exceptional strength while dramatically reducing weight compared to conventional steel roll cage materials.

Benefits include:
• Reduced overall vehicle weight
• Improved chassis dynamics
• Increased rigidity and structural support
• Motorsport-inspired lightweight engineering
• High corrosion resistance and durability

This makes the rear cage ideal for performance-focused Porsche builds where weight reduction and chassis response are priorities.

Motorsport-Inspired Styling

The clean tubular titanium design delivers an authentic race-inspired appearance that complements classic Porsche interiors and lightweight builds.

Perfect for:
• Classic Porsche restomods
• Lightweight performance builds
• OEM+ projects
• Track-inspired interiors
• Motorsport-themed restorations

The exposed titanium finish adds a premium technical aesthetic to the rear cabin area.

Welding Installation

This rear cage is supplied with integrated feet ready for welding into position.

Professional installation is recommended to ensure correct alignment and fitment.

Important Product Information

Please note:
• This is a lightweight rear cage system
• Not homologated for motorsport rollover protection
• Designed primarily for chassis enhancement and styling purposes
• Not intended as a certified safety roll cage

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SilverRocket Seamless Dry Carbon Fiber Roll Cage – The Ultimate Lightweight Safety Innovation for Porsche 992 GT3 / GT3 RS
The SilverRocket Seamless Dry Carbon Fiber Roll Cage redefines the limits of structural performance and safety for the Porsche 992 GT3 and GT3 RS. Designed to outperform Porsche’s carbon roll cage trend, SilverRocket engineers have developed a TÜV crash-tested, FIA 253-compliant safety system that offers exceptional strength, weight reduction, and seamless aesthetics.

For Coupe models WITHOUT sunroof

Fits:

  • Porsche 991.1 Carrera C2 3.4L (350Bhp) 2012-16
  • Porsche 991.1 Carrera C2S 3.8L (400Bhp) 2012-16
  • Porsche 991.1 Carrera C4 3.4L (350Bhp) 2012-16
  • Porsche 991.1 Carrera C4S 3.8L (400Bhp) 2012-16
  • Porsche 991.1 Turbo 3.8L (520bhp) 2014-16
  • Porsche 991.1 Turbo S 3.8L (560Bhp) 2014-16
  • Porsche 991.1 R 4.0L (500 Bhp) 2016
  • Porsche 991.1 GT3 3.8L (475Bhp) 2014-16
  • Porsche 991.1 GT3 RS 4.0L (500Bhp) 2015-16
  • Porsche 991.2 Carrera 2 3.0L (370 Bhp) 2016-19
  • Porsche 991.2 Carrera 2S 3.0L (420 Bhp) 2016-19
  • Porsche 991.2 Carrera 4 3.0L (370 Bhp) 2016-19
  • Porsche 991.2 Carrera 4S 3.0L (420 Bhp) 2016-19
  • Porsche 991.2 Turbo Coupe 3.8L (540 Bhp) 2016-19
  • Porsche 991.2 Turbo S Coupe 3.8L (580 Bhp) 2016-19
  • Porsche 991.2 GT3 4.0L (500 Bhp) / GT3 RS 4.0L (520 Bhp) 2017-19
  • Porsche 991.2 GT2 RS 3.8L PDK (700 bhp) 2018-19
  • Porsche 992.1 Carrera 2 3.0L 2019-24
  • Porsche 992.1 Carrera 4 3.0L 2019-24
  • Porsche 992.1 Carrera 2S 3.0L 2019-24
  • Porsche 992.1 Carrera 4S 3.0L 2019-24
  • Porsche 992.1 Turbo 3.8L 2020-24
  • Porsche 992.1 Turbo S 3.8L 2020-24
  • Porsche 992.1 GT3 4.0L / 992 S/T 4.0L 2021-24
  • Porsche 992.1 GT3 RS 4.0L 2022-24

Constructed using 50+ layers of aerospace-grade dry carbon fiber and an AI-optimized uni-directional fiber layup, this roll cage achieves a groundbreaking balance of ultra-lightweight strength — weighing just 12.8 kg versus the manufacturer-standard 14.2 kg equivalent. The result is the strongest, safest, and most precisely engineered roll cage available for modern Porsche GT models.

What Makes the SilverRocket Carbon Roll Cage Unique?

1. Seamless Carbon Fiber Weave Texture
Unlike conventional roll cages with visible joining seams, SilverRocket’s proprietary carbon manufacturing process creates a flawless, continuous weave, even across complex curved surfaces — a first in the industry.

2. TÜV Tested & FIA 253 Certified
Tested by TÜV SÜD, this roll cage exceeds FIA 2023 Safety Requirements (Appendix J – Article 253) by 4.4x, withstanding a crushing 23,656 kg (52,152 lbs) — surpassing global racing standards by a significant margin.

3. Fully Symmetrical Structure for LHD & RHD Vehicles
Engineered for true global compatibility, the SilverRocket roll cage provides identical protection for both left-hand and right-hand drive models, ensuring uncompromised safety for every driver.

4. Enhanced Rear Visibility & Usability
The lowered curved rear structure ensures zero rear vision obstruction, while the enlarged central tunnel allows easy access to the rear seat — perfect for drivers using the area for storage during track days.

5. AI-Optimized Uni-Directional Layup
Using advanced AI topology mapping, SilverRocket precisely aligns every carbon fiber layer for maximum load-bearing strength while minimising weight.

6. Integrated Mounting System for Rapid Installation
The roll cage’s integrated mounting system simplifies installation, improving alignment and reducing fitting time without compromising rigidity or performance.

Why Do Conventional Roll Cages Fail?

Traditional metal or multi-piece carbon roll cages often suffer from issues like:

  • Visible seam joins that create weak points under stress.
  • Corrosion or micro-cracking in metal-based systems.
  • Uneven protection between LHD and RHD variants.
  • Poor rear visibility due to oversized upper bracing.
  • Excess weight affecting center of gravity and balance.

The SilverRocket Seamless Carbon Roll Cage solves all of these — combining AI-engineered topology, TÜV-certified safety, and perfectly symmetrical geometry to deliver the most advanced roll cage solution ever produced for the Porsche 992 GT platform.

Why Upgrade to a SilverRocket Seamless Carbon Fiber Roll Cage?

Upgrading to a SilverRocket roll cage provides Porsche GT owners with an immediate performance and safety edge. Its cutting-edge materials and engineering deliver unrivalled protection, improved handling stability, and reduced body flex — all while maintaining a clean, race-ready aesthetic.

Key Benefits:

  • Weight reduction from 14.2 kg to 12.8 kg.
  • TÜV and FIA-certified impact protection exceeding requirements by over 400%.
  • Symmetrical protection and flawless weave finish.
  • Improved visibility and rear seat accessibility.
  • Integrated, precision-fit mounting system for easy installation.       



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

9GT880078
9GT880078
9GT880078905
9GT880421

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