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Bumper Rear Seals
- 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 968 3.0L 1992-94
- Porsche 968 Sport 3.0L 1994-95
- Porsche 968 CS 3.0L 1993-95
- Porsche 968 Turbo S 3.0L 1993-94

Fits:
Porsche 911 1974-89 STD Body
Contains:
1x 91150318500 Rear 1/4 Panel to Body Seal Left
1x 91150318600 Rear 1/4 Panel to Body Seal Right
2x 91150332500 Front Bumper Bottom Seal
2x 91150332600 Front Bumper Upper Seal
2x 90150339422 Front Windscreen Scuttle Seal
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
PCG50339422KIT
The product you are viewing cross references to these numbers
This kit is comprised of the following items:
- 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 911 1974-89
Diagram Ref: 14
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
9117995051
The product you are viewing cross references to these numbers
- 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)
Corrugated corner rubber

Porsche 911 1974-89
Diagram Ref: 14
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
9117995051
The product you are viewing cross references to these numbers
- 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)
These OE Match Rear Bumper Bellows are high-quality replacement components developed to match original Porsche specifications. Installed at each end of the rear bumper, these bellows fill the gap between the bumper and the body, creating a clean and continuous visual line.
Sold As: Individual side-specific pieces
Fits:
Porsche 911 1974 - 1989
Diagram ref no. 14
These bumper bellows are essential for maintaining the original look of impact bumper Porsche 911 models, while also serving a functional role in protecting exposed areas.
Supplied individually and side-specific, they allow accurate replacement of either the left or right side as required - ideal for restoration or bodywork repairs.
These bumper bellows close the gap between the rear bumper and body, protecting against debris while maintaining a factory-correct appearance.
Function
• Bridges the gap between bumper and body
• Prevents dirt, moisture, and debris ingress
• Allows flexibility for bumper movement
• Maintains clean, original body lines
• Protects surrounding components from exposure
Over time, bumper bellows can crack, fade, or lose flexibility due to exposure to sunlight, weather, and age. Damaged bellows can allow debris to collect behind the bumper and detract from the vehicle’s appearance. Replacing worn bellows restores the original look of the vehicle while ensuring proper protection of the bumper-to-body interface.
When to replace
• Visible cracks, splits, or fading
• Loss of flexibility or deformation
• Gaps allowing dirt or moisture ingress
• During bodywork, repainting, or restoration
• To restore factory-correct appearance
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
9117995051
The product you are viewing cross references to these numbers
- 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
An OE Match rear quarter panel to body seal designed to create a protective and sealing interface between the rear quarter panel and the vehicle body on Porsche 911 models from 1977 onwards.
Sold As: Individual side-specific pieces
Fits:
Porsche 911 1977 - 1989
Diagram Ref no 11
These OE Match 91150318501 (Left) and 91150318601 (Right) Rear Quarter Panel to Body Seals are high-quality replacement components engineered to match original Porsche specifications for fit, finish, and durability. Installed between the rear quarter panel and the body structure, these seals provide a clean and functional barrier that protects the joint from environmental exposure.
In addition to their protective role, these seals also contribute to the overall appearance of the vehicle by providing a neat, factory-correct finish along the panel edge. Supplied individually and side-specific, they allow precise replacement of either the left or right side as required - making them ideal for restoration, bodywork repairs, or general refurbishment.
These seals close the gap between the rear quarter panel and the body, preventing ingress of water and debris while improving panel fitment and appearance.
Function
• Seals the joint between rear quarter panel and body
• Prevents water, dirt, and debris ingress
• Helps reduce risk of corrosion in panel gaps
• Maintains clean, factory-style panel finish
• Supports proper panel alignment and fitment
Over time, these seals can harden, shrink, or deteriorate due to exposure to weather and age. This can allow moisture and debris to accumulate in panel gaps, increasing the risk of corrosion and negatively affecting the vehicle’s appearance.
Replacing worn seals helps protect the bodywork, maintain proper panel fitment, and restore a clean, original look.
When to replace
• Visible cracking, shrinkage, or deterioration
• Signs of moisture or debris buildup in panel gaps
• During bodywork, repainting, or restoration
• Panels appear misaligned or gaps uneven
• Seals are missing or no longer effective
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91150318
The product you are viewing cross references to these numbers
- 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
Fits:
Porsche 911 2.7/ 3.0 1977>>
Left Side 91150318501
Right Side 91150318601
Diagram Ref no 11
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91150318
The product you are viewing cross references to these numbers
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
Fits:
Porsche 911 1974-77
Click 'Zoom in' for large parts diagram
Diagram ref no 11
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91150318
The product you are viewing cross references to these numbers
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
Fits:
Porsche 911S 1974-77
Diagram ref no 11
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91150318
The product you are viewing cross references to these numbers
- 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)
Fits:
Porsche 911 Converted to wide body RSR / ST
or back dated to wide body RSR / ST look
Diagram Ref 25
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90150509
The product you are viewing cross references to these numbers
- 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)

Fits:
Porsche 911 1974-89
Price is for each.
Click picture for large parts diagram.
Diagram Ref: 11
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91150532700
The product you are viewing cross references to these numbers
- 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)

Fits:
Porsche 911 1974-89
Click 'Zoom in' for large parts diagram.
Diagram ref: 9
Please Select Below from 3 types
1. Left for 911 >> upto 1982
2. Left for 911 1983 >> onwards
3. Right for all 911's 1974-89
*Please note these fit 930 Turbo models upto 1982. for 930 Turbo models 1983-89 please
Click Here
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
911505
The product you are viewing cross references to these numbers
- 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)
Also known as a rear bumper guard or bumper protection strip, it is mounted along the corner of the rear bumper to provide aesthetic and light impact protection. It acts as a protective rubber trim piece that attaches to the corner of the rear bumper, helping to prevent damage from light impacts, parking accidents, or everyday wear and tear.
Fits:
Porsche 911 1974 - 1989
Porsche 912 1976
Porsche 930 1978 - 1979
Diagram ref no. 9
The rear bumper protective trim enhances the aesthetic finish of the bumper while acting as a buffer against minor impacts. By absorbing small knocks and contact with objects such as shopping carts or low barriers, the strip helps protect the painted bumper surface underneath and maintain the classic exterior look.
Function:
• Protects the rear bumper surface against minor knocks and abrasion
• Complements the vehicle’s exterior styling with a period-correct trim piece
• Maintains original bumper contours and bodyline appearance
• Helps preserve resale value by reducing visible damage in a vulnerable area
Original bumper trim strips can become cracked, worn, faded, or missing over time due to age and environmental exposure. A damaged or missing trim strip not only detracts from the car’s appearance but also leaves the bumper more susceptible to scratches and dents. The replacement strips restore a factory-style finish and continue to provide a tangible protective function.
Replace this bumper trim if:
• The original strip is cracked, faded, or torn
• Trim no longer fits snugly to the bumper
• Cosmetic restoration of the bumper area is underway
• During bumper repair or repaint work
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
911505
The product you are viewing cross references to these numbers
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
Fits:
Porsche 911 1974-83
Diagram Ref: 21
Related reference numbers
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91150534
The product you are viewing cross references to these numbers
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC

Fits:
Porsche 911 1974-83
Click 'Zoom in' for large parts diagram.
Diagram Ref: 21
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91150534
The product you are viewing cross references to these numbers
- 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)
Fits:
Porsche 911 Converted to wide body RSR / ST
or back dated to wide body RSR / ST look
Diagram ref no 34
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91150308505RSR
The product you are viewing cross references to these numbers
- 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)
Fits:
Porsche 911 1974-89
Diagram ref no 34
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91150308505
The product you are viewing cross references to these numbers
Porsche Rear Bumper Seals | Design911 Rubber Weatherstrips for Perfect Fit & Protection
Rear bumper seals are essential for maintaining the correct alignment, weather protection, and finish of your Porsche’s rear bodywork. These precision-moulded rubber seals fill the gaps between the bumper, rear panel, and lighting units, ensuring a tight, secure fit while preserving the aerodynamic and visual integrity of your car. A proper sealing system prevents moisture, dust, and debris from entering the body structure, protecting against corrosion and wear while enhancing overall refinement.
At Design911, we supply a premium range of rear bumper seals and weatherstrips engineered for durability, flexibility, and exact fitment. Manufactured from high-quality EPDM or neoprene rubber, each seal provides outstanding resistance to UV light, temperature changes, and deformation. Ideal for restoration, detailing, or body repair projects, our seals deliver long-lasting performance, maintaining the precise lines and protection your Porsche deserves.
What Do Rear Bumper Seals Do?
Rear bumper seals serve as a vital barrier between the bumper and adjoining body panels, ensuring both structural protection and visual precision.
Core Functions:
• Prevent water, dirt, and exhaust residue from entering the rear body section.
• Reduce vibration and rattling between body components.
• Maintain proper bumper alignment for a smooth, flush fit.
• Protect paint and edges from rubbing and abrasion.
• Enhance the car’s aerodynamic flow and refined appearance.
A well-installed rear bumper seal not only preserves the car’s finish but also contributes to long-term reliability and quieter cabin performance.
Why Do Rear Bumper Seals Fail or Degrade?
Rear bumper seals are continuously exposed to harsh external elements such as UV radiation, exhaust heat, and road debris — all of which can cause gradual deterioration.
Common Causes of Failure Include:
• Cracking, shrinking, or hardening due to UV exposure.
• Heat damage from proximity to exhaust systems.
• Compression fatigue from vibration or poor fitment.
• Contamination from oil, fuel, or cleaning products.
• Deformation or tearing during bumper removal or replacement.
When these seals fail, moisture and debris can infiltrate the bodywork, leading to corrosion, misalignment, and costly repairs.
Why Replace or Upgrade Your Porsche Rear Bumper Seal?
Replacing a damaged rear bumper seal ensures a perfect body fit and long-term protection for your Porsche. Upgraded sealing materials improve flexibility, resilience, and weather resistance.
Key Benefits:
• Restores tight sealing and proper bumper alignment.
• Prevents corrosion, water ingress, and exhaust staining.
• Reduces vibration and enhances structural stability.
• Available for Porsche 911, Cayman, Boxster, 944, and 968 models.
• Precision-engineered for an exact fit and clean finish.
• Ideal for restorations, detailing, or collision repairs.
Design911’s Porsche rear bumper seals combine superior material quality and engineering precision to ensure a perfect seal, maintaining your Porsche’s appearance and protection over time.
Highlights
• Premium Porsche rear bumper seals and weatherstrips.
• Resistant to UV, heat, and environmental wear.
• Restores panel fit and reduces vibration noise.
• Engineered for precision fit and easy installation.
• Compatible with both classic and modern Porsche models.
• Ideal for restoration, repair, and performance detailing.