Rear Screen

Porsche Rear Windscreen Seals | Design911 Rubber Weatherstrips for Protection & Structural Integrity

Rear windscreen seals are essential for maintaining your Porsche’s body integrity, weatherproofing, and interior comfort. These precisely moulded rubber components secure the rear glass in position while preventing water, dust, and air leaks. A properly fitted rear windscreen seal protects against corrosion, reduces noise, and ensures the car’s structure remains strong and watertight — vital for both performance and longevity.

At Design911, we supply a premium range of rear windscreen seals and trim sets engineered for perfect fitment and long-term durability. Manufactured from high-quality EPDM and UV-resistant rubber, these seals maintain elasticity, compression, and sealing strength even under extreme weather conditions. Whether for classic Porsche restorations, rear glass replacement, or performance maintenance, our products guarantee lasting protection and precision alignment.

What Do Rear Windscreen Seals Do?

Rear windscreen seals form a watertight and airtight bond between the glass and vehicle body, keeping your Porsche’s interior dry and quiet while supporting structural rigidity.

Core Functions:
• Securely hold the rear glass in position.
• Prevent water, air, and debris from entering the cabin or boot.
• Reduce wind noise and vibration during driving.
• Protect paintwork and interior trim from moisture damage.
• Contribute to aerodynamic performance and body stiffness.

A high-quality rear windscreen seal is vital for maintaining both comfort and structural integrity — particularly on performance or vintage Porsche models.

Why Do Rear Windscreen Seals Fail or Degrade?

Rear glass seals are constantly exposed to sunlight, temperature extremes, and environmental contaminants. Over time, these conditions cause the rubber to deteriorate and lose its sealing effectiveness.

Common Causes of Failure Include:
• UV exposure leading to cracking, hardening, and shrinkage.
• Heat and cold cycles causing deformation and fatigue.
• Contamination from cleaning chemicals or pollutants.
• Moisture ingress weakening the seal bond.
• Age-related wear or improper installation.

When seals degrade, water leaks, wind noise, and corrosion can develop — affecting both cabin comfort and long-term body condition.

Why Replace or Upgrade Your Porsche Rear Windscreen Seal?

Replacing worn or cracked rear windscreen seals restores complete weather protection and prevents costly interior or structural damage. Upgraded materials offer improved flexibility, UV resistance, and compression recovery.

Key Benefits:
• Restores watertight and airtight sealing performance.
• Eliminates leaks, wind noise, and rattling.
• Protects upholstery, wiring, and interior trim from water damage.
• Precision-engineered for Porsche 911, 944, 968 and other classic models.
• Constructed from high-grade, UV-resistant EPDM rubber.
• Ideal for restorations, maintenance, or rear glass replacement.

Design911’s Porsche rear windscreen seals ensure perfect glass alignment, long-term durability, and protection — preserving your car’s performance and value.

Highlights

• Premium Porsche rear windscreen rubber seals and trims.
• UV-resistant, weatherproof, and noise-reducing materials.
• Precision-fit for classic and modern Porsche models.
• Protects against leaks, corrosion, and wind intrusion.
• Easy installation for restoration or maintenance projects.
• Enhances comfort, safety, and appearance.