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Door Glass

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DISPLAYING 1 to 3 (of 3 products)
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477837471B
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Door window slot seal.

porsche

Fits:
Porsche 924 / 924S 1977-88
Porsche 944 1982-91
Porsche 968 1992-95

Click 'Zoom in' for large parts diagram.
Diagram ref no 3

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477837471B
477837471B
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477837471B/1
Product Information
Product Information
Door window slot seal. 
OE Match door window slot seal (often called a window scraper / beltline seal) for Porsche 924 / 944 / 968. It fits along the top edge of the door where the window glass passes through, sealing the window slot as the glass moves up and down.
Sold each, Fits left or right.

Fits:
Porsche 924 / 924S 1977 - 1988
Porsche 944 1982 - 1991
Porsche 968 1992 - 1995

Diagram ref no 3

The seal helps keep the window channel area protected from water, dirt, and road debris while supporting smooth window operation. It’s an essential trim-and-sealing component for keeping the door interior dry and preserving the condition of the window mechanism and door shell.

It wipes and seals the window glass as it moves, helping prevent moisture and grit from dropping into the door. It also improves cabin refinement by reducing drafts and wind noise around the glass-to-door interface.

Function:
Seals the door window slot at the beltline
 Helps reduce water ingress into the door cavity
 Minimises dirt/debris entering the window channel
 Supports smoother, quieter window movement and a tidy exterior finish.

Old seals commonly harden, shrink, split, or deform, which can allow water and grit into the door - leading to corrosion, rattles, sluggish window operation, and premature wear of regulators/guides. Replacing the seal restores protection and the correct finished look along the top of the door.

When to replace:
  Cracked, hardened, wavy, or missing seal edge
  Water running into the door or damp door cards
  Increased wind noise around the window line
  Scratched glass from trapped grit / poor wiping action
  During door/window restoration or repaint work

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477837471B
477837471B
477837471A

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00004330532
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Product Information
Weatherstripping adhesive.
Perfect for sealing weatherstripping to door, hood, and trunk panels.

porsche 



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

00004330532
00004320438
00004320438
00004320348
99991529940

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DISPLAYING 1 to 3 (of 3 products)
About Door Glass

Porsche Door Glass Seals | Design911 Rubber Window Sealing for Comfort & Weather Protection

Door glass seals are vital to the comfort, safety, and longevity of your Porsche’s cabin. These precision-moulded rubber components ensure a tight seal around the door windows, preventing water, air, and wind noise from entering the interior. By maintaining a perfect fit between glass and frame, they protect your Porsche’s interior trim, electrics, and sound insulation — keeping your driving experience refined in every condition.

At Design911, we offer a comprehensive range of door glass seals, window channels, and weatherstrips designed for precision fitment and long-term performance. Each seal is made from durable, flexible rubber compounds that maintain elasticity, compression, and sealing strength over time. Whether for restoration, detailing, or weatherproofing, our range delivers the perfect combination of durability, appearance, and protection for your Porsche.

What Do Door Glass Seals Do?

Door glass seals (often referred to as window weatherstrips) are designed to form a protective barrier between the glass, door frame, and body structure.

Core Functions:
• Prevent water, dust, and wind from entering the cabin.
• Reduce wind noise and vibration for a quieter ride.
• Ensure smooth window movement within the frame.
• Protect glass edges and interior trim from wear.
• Maintain climate control efficiency and insulation.

A high-quality sealing system is essential for protecting your Porsche’s interior and ensuring a smooth, comfortable drive year-round.

Why Do Door Glass Seals Fail or Degrade?

Over time, rubber window seals deteriorate due to constant movement, environmental exposure, and natural ageing.

Common Causes of Failure Include:
• UV and ozone exposure causing hardening or cracking.
• Compression fatigue reducing sealing effectiveness.
• Contamination from dirt, oil, or road debris.
• Deformation from misaligned windows or frequent use.
• Moisture damage leading to mould or interior corrosion.

When these seals lose flexibility or shape, wind noise, water leaks, and rattles can occur — affecting both comfort and vehicle integrity.

Why Replace or Upgrade Your Porsche Door Glass Seals?

Replacing worn or damaged door glass seals restores weatherproofing, reduces noise, and prevents long-term water damage. Modern rubber materials offer improved resilience and sealing properties for extended service life.

Key Benefits:
• Restores watertight and airtight window sealing.
• Eliminates wind noise, leaks, and vibration.
• Protects door panels, carpets, and electrics from moisture.
• Constructed from high-quality EPDM or neoprene rubber.
• Available for Porsche 911, 944, 968, Boxster, Cayman, and Panamera models.
• Ideal for restorations, maintenance, and detailing upgrades.

Design911’s Porsche door glass seals combine durability, flexibility, and precise engineering to deliver perfect sealing performance for every drive.

Highlights

• Premium Porsche door glass and window rubber seals.
• Exact-fit design for superior weather and noise insulation.
• Resistant to UV, heat, and ozone degradation.
• Ensures smooth glass operation and long-term reliability.
• Fits both classic and modern Porsche models.
• Perfect for restoration, repairs, or performance detailing.

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