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- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 911 1968-1973 2.2L / 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)
- Porsche 964 (911) C2 1989-93
- Porsche 964 (911) C4 1989-93
- Porsche 964 (911) RS 3.6L 1991-93
- Porsche 964 (911) RS 3.8L 1991-93
- Porsche 964 (911) TURBO 3.3L 1991-93
- Porsche 964 (911) TURBO 3.6L 1991-93
- Porsche 993 (911) C2 1994-97
- Porsche 993 (911) C4 1994-97
- Porsche 993 (911) RS 1994-97
- Porsche 993 (911) C2S 1994-97
- Porsche 993 (911) C4S 1994-97
- Porsche 993 (911) TURBO 1994-96
- Porsche 993 (911) GT2 1994-97
- Porsche 993 (911) TURBO S 1994-97
Set of 2 doors Left & Right

Fits:
Porsche 911 - 1965 to 1989
Porsche 964 - 1989 to 1994
Porsche 993 - 1994 to 1997
Please note: This part is on special order terms. It will be made to order that could take 6-8+ weeks. It is not a subject to cancellation or return if not required.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91150540555
The product you are viewing cross references to these numbers
Lightweight Doors - Weight Reduction & Performance Styling
Lightweight doors are a key upgrade for drivers seeking improved performance, sharper handling, and motorsport-inspired styling. By significantly reducing overall vehicle weight—especially high and side-mounted mass—lightweight doors improve acceleration, braking efficiency, and cornering balance while giving your Porsche a purposeful, track-ready appearance.
At Design911, our Lightweight Doors category features precision-engineered replacements designed for performance road cars, fast-road builds, and dedicated track vehicles.
What Do Lightweight Doors Do?
Lightweight doors reduce mass while maintaining structural integrity and correct fitment.
Core Functions:
- Reduce vehicle weight for improved performance
- Lower centre of gravity and improve weight distribution
- Enhance acceleration, braking, and cornering response
- Deliver a motorsport-inspired exterior appearance
- Support competitive track and race applications
These upgrades are particularly effective when combined with other weight-saving components.
Why Do Standard Doors Fail or Limit Performance?
Factory doors are designed for comfort, safety features, and sound insulation, which can limit performance.
Common Issues:
- Excessive weight due to steel construction and internal mechanisms
- Reduced performance in track or race environments
- Corrosion or fatigue in older door shells
- Damage from impacts or long-term wear
- Incompatibility with stripped-out or race-focused interiors
For performance builds, factory doors often become a bottleneck in achieving optimal weight reduction.
Why Upgrade to Lightweight Doors?
Upgrading delivers immediate and measurable performance gains.
Upgrade Benefits:
- Significant weight reduction compared to OEM doors
- Improved handling, agility, and driver feedback
- Available in lightweight composite or carbon fibre materials
- Designed for precise Porsche fitment and race use
- Ideal for track days, time attack, and motorsport builds
Lightweight doors from Design911 are engineered to balance performance, durability, and styling.
Highlights
- Porsche-specific lightweight door solutions
- Optimised for performance and weight reduction
- Suitable for fast-road, track, and race vehicles
- Motorsport-inspired design and materials
- Precision-engineered for correct alignment and fit