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Brake Disc Cover Plates

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DISPLAYING 1 to 16 (of 28 products)
1 2
90135180114/1KIT
Product Information
Product Information
Brake disc cover plate kit, Front. 

Kit includes 
Disc cover plate - Left
Disc cover plate - Right

front
Fits:
Porsche 911 (2.0ltr) - 1965 to 1968
Porsche 912 (1.6ltr) - 1966 to 1968

Diagram ref no 9



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Related, superseded, cross reference or alternative numbers for comparison.

90135180114
90135180114
90135180214

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90135180117/1KIT
Product Information
Product Information
Brake disc cover plates Set of 2 FRONT.

oematch

front
Porsche 911 1969-89
Porsche 930 1975-77
Porsche 914-6 1970-76

Click 'Zoom in' for large parts diagram.
Diagram Ref No 5

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Related, superseded, cross reference or alternative numbers for comparison.

90135180117
90135180117
91435180100

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91135280120/1KIT
Product Information
Product Information
Brake disc cover plates Set of 2 REAR. 

oematch

Fits:
rear
Porsche 911 3.0L 1974-83
Porsche 911 3.2L 1984-89

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

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Related, superseded, cross reference or alternative numbers for comparison.

91135280120
91135280120
911.352.801.20
911 352 801 20

The product you are viewing cross references to these numbers
90135208114/1KIT
Product Information
Product Information
Brake disc cover plates Set of 2. Porsche 911 1969-73
Fits rear left or right side.

oematch

Fits:
Porsche 911 1969-73 (REAR)

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

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Related, superseded, cross reference or alternative numbers for comparison.

90135208114
90135208114
901.352.081.14
901 352 081 14

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91135208130/1KIT
Product Information
Product Information
Brake support mounting & plates kit. Rear axle.
This OE Match kit brings together all critical components involved in supporting and protecting the rear brake caliper and disc area. It includes the main structural mounting plates, protective disc cover plates, and the correct genuine Porsche bolts, washers, and nuts needed for proper installation.

rear
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

Diagram ref no. 3, 4, 5, 6 and 15

This kit includes:
2 × OE Match Brake Support Mounting Plate - OE Ref: 91135208130
2 × OE Match Rear Brake Disc Cover Plate - OE Ref: 91135280120
4 × Genuine Porsche Hex Head Bolt (M8 × 16) - OE Ref: 90007508704
4 × Genuine Porsche Washer - OE Ref: N0122418
4 × Genuine Porsche Hexagon Nut - OE Ref: 9000760250C

Together, these components:
  Provide a rigid and correctly aligned mounting base for the rear brake calipers
  Protect brake discs and surrounding components from debris, dirt, and road contamination
  Ensure accurate caliper positioning relative to the brake disc
  Restore factory-correct hardware and fastening integrity
  Support consistent braking performance and even pad wear

This kit is ideal for brake overhauls, restorations, or when replacing corroded or damaged original mounting hardware.

Function:
  Brake support mounting plates: Anchor and align the rear brake calipers
  Disc cover plates: Shield brake discs and hubs from debris and moisture
  Genuine bolts, washers & nuts: Ensure proper torque, clamping force, and long-term fastening security
  System integrity: Maintains correct brake geometry and mechanical stability

Over time, rear brake mounting plates and disc covers are prone to corrosion, deformation, and fatigue, especially on classic vehicles. Worn or damaged hardware can lead to:
   Misaligned brake calipers
   Uneven brake pad wear
   Increased brake noise or vibration
   Reduced braking consistency

Replacing these components as a matched kit ensures the rear brake system is securely mounted, properly protected, and restored to original operating standards.

When to replace.  Replace or install this kit when:
  Performing a rear brake overhaul or restoration
  Original mounting plates or disc covers are rusted or damaged
•  Fasteners are corroded, stretched, or missing
  Brake alignment or caliper stability issues are present
  Refreshing suspension and brake hardware together

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

91135208130
91135208130
91135280120

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BRAKEPLATEKIT.911.R
Product Information
Product Information
Brake support mounting & plates kit, REAR.
This OE Match rear brake support mounting and plate kit is designed for Porsche 911 models from 1978 to 1989. The kit includes the essential backing plates and mounting components required to properly secure and support the rear brake assemblies.

rear
Porsche 911 1978-89 Turbo
Porsche 911 1978-89 Turbo Look (M491)

Diagram ref no 3, 4, 5 and 29

Kit Includes
 2 × OE Match Brake Support Plates – 93035208103
 2 × OE Match Brake Mounting Plates – 93035280104
 8 × Genuine Porsche Screws – 90006705703
 8 × OE Match Hexagon Nuts – N0122418

The brake support mounting plates (also known as backing plates or protection plates) are fitted behind the rear brake discs and calipers. They serve as structural and protective components of the rear braking system, providing a mounting surface for brake hardware while shielding the braking components from road debris, dust and moisture.

This OE Match kit includes both plates required for the rear axle along with the correct mounting hardware to complete the installation.

The brake support plates help secure the rear brake assembly while also protecting sensitive components such as the brake disc, caliper and parking brake mechanism. By acting as a structural mounting point and protective shield, they help maintain the integrity and performance of the rear braking system.

Replacing worn or corroded plates ensures that the brake components remain properly aligned and protected from external contaminants.

Function
•  Brake Assembly Support: Provides mounting structure for rear brake components
•  Protection: Shields brake discs and calipers from dirt, water and debris
•  Alignment Stability: Helps maintain correct positioning of the rear brake assembly
•  Durability: OE-style steel construction designed to withstand heat and road exposure

Over time, brake backing plates can corrode, bend or weaken due to exposure to road salt, moisture and heat generated by the braking system. Damaged plates may compromise brake component alignment or reduce protection against debris. Replacing them with an OE Match set restores the correct structure of the rear braking assembly and helps maintain safe and reliable braking performance.

Consider replacing the brake support plates if you notice:
  Visible corrosion or rust damage
  Bent or damaged backing plates
  Loose or worn mounting hardware
  During a rear brake overhaul or restoration

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BRAKEPLATEKIT.911.R
93035208103
93035280104

The product you are viewing cross references to these numbers
90135108512/1
Product Information
Product Information
Brake caliper mounting retainer plate. 
Sold individually - 2 needed per car

klassiek

Fits:
Porsche 911 / 911TU - 1965 to 1968 (Short wheel base)
Porsche 912 - 1965 to 1968 (Short wheel base)

Retainer plate is laser cut and zinc plated

Click 'Zoom in' for large parts diagram.
Diagram ref no 6
Special Order item
N0102353
Product Information
Product Information
Brake disc cover plate Bolt. M 8 x 10.
Fits front and rear.

porsche

fr
Porsche 911/912 1965-69
Porsche 911 1970-89
Porsche 930 1975-89
Porsche 914 1970-76

Diagram Ref No 6
Special Order item
93035180301
Product Information
Product Information
Brake disc cover plate FRONT.
Two needed per car. Price is for each.

porsche

front
Porsche 911 (930) Turbo 1978-89

Click 'Zoom in' for large parts diagram.
Diagram ref no 9

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93035180301
93035180301

The product you are viewing cross references to these numbers
93035180301/1
Product Information
Product Information
Brake disc cover plate FRONT.
Two needed per car. Price is for each.

front
Porsche 911 (930) Turbo 1978-89

Diagram ref no 9

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93035180301
93035180301

The product you are viewing cross references to these numbers
Special Order item
90135180117
Product Information
Product Information
Brake disc cover plate. FRONT

porsche

front
Porsche 911 1969-89
Porsche 930 1975-77
Porsche 914 1970-76

Click 'Zoom in' for large parts diagram.
Diagram Ref No 5

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

90135180117
90135180117
1664200200

The product you are viewing cross references to these numbers
90135180117/1
Product Information
Product Information
Brake disc cover plate. FRONT

front
Porsche 911 1969-89
Porsche 930 1975-77
Porsche 914-6 1970-76

Diagram Ref No 5

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

90135180117
90135180117
91435180100

The product you are viewing cross references to these numbers
Special Order item
93035280104
Product Information
Product Information
Brake disc cover plate REAR.
Two needed per car. Price is for each.

porsche

rear
Porsche 911 (930) Turbo 1978-89

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

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

93035280104
93035280104

The product you are viewing cross references to these numbers
93035280104/1
Product Information
Product Information
Brake disc cover plate REAR.
The brake disc cover plate (also known as a brake dust shield or protective plate) is mounted behind the rear brake disc and forms part of the rear brake assembly. Its primary role is to shield critical braking components - such as the brake disc, caliper and parking brake mechanism - from debris, dust and moisture encountered during driving.
Sold individually, two required per vehicle.

rear
Porsche 911 (930) Turbo 1978 - 1989
Porsche 911 1978 - 1989 Turbo Look (option code: M491)

Diagram ref no 3

This OE Match Brake disc cover plate matches the original Porsche design in shape, mounting points and dimensions, making it ideal for repairs, brake overhauls or restoration of classic Porsche 911 Turbo models.

The rear brake cover plate protects the braking system while also helping maintain correct positioning of brake components. By acting as a protective barrier, it prevents debris from contacting the brake disc and helps prolong the life of surrounding brake hardware.

Replacing a damaged or corroded plate restores the protective function of the rear brake system and ensures proper fitment of the brake assembly.

Function
•  Brake Protection: Shields rear brake discs and calipers from road debris, water and dirt
•  Component Support: Helps maintain proper positioning of rear brake components
•  Heat Resistance: Durable metal construction designed to withstand braking temperatures
•  OE Fit: Manufactured to match the original Porsche plate for precise installation

Brake cover plates are exposed to heat, moisture and road salt, which can cause corrosion or structural damage over time. A deteriorated plate may fail to protect the brake components effectively and could lead to debris entering the braking system. Replacing worn plates with OE Match parts restores proper protection and helps maintain the longevity and reliability of the rear brake system.

Replace the rear brake cover plate if you notice:
  Visible rust or corrosion
  Bent or damaged backing plates
  Missing protective plate during brake service
  During a rear brake system rebuild or restoration


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

93035280104
93035280104

The product you are viewing cross references to these numbers
Special Order item
91135208300
Product Information
Product Information
Brake disc cover plate. REAR.
Fits: Left or Right.

porsche

rear
Porsche 911 1972-73

Click 'Zoom in' for large parts diagram.
Diagram Ref No 4

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

91135208300
91135208300
1664300500

The product you are viewing cross references to these numbers
91135208300/1
Product Information
Product Information
Brake disc cover plate, REAR.
Fits: Left or Right.

rear
Porsche 911 1972-73

Diagram ref no 4

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

91135208300
91135208300

The product you are viewing cross references to these numbers
DISPLAYING 1 to 16 (of 28 products)
1 2
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About Brake Disc Cover Plates

Porsche Brake Disc Cover Plates | Design911 High-Quality Replacement Parts for Protection, Cooling & Longevity

Brake disc cover plates, also known as backing plates or dust shields, are essential components that protect your Porsche’s brake discs and calipers from dirt, debris, and excess heat. Positioned behind the brake disc, they help maintain consistent braking performance by shielding the braking system from contaminants and improving cooling airflow. Whether used for restoration or maintenance, replacing worn cover plates helps preserve braking efficiency and prolong component lifespan.

At Design911, we offer a complete range of brake disc cover plates, precision-engineered for perfect fitment and durability. Manufactured from corrosion-resistant materials and designed to handle high thermal loads, our cover plates ensure long-term reliability and protection under both road and performance driving conditions. Ideal for service, restoration, or upgrade projects, these components maintain your Porsche’s stopping power and integrity.

What Do Brake Disc Cover Plates Do?

Brake disc cover plates perform a crucial protective and thermal management role within your Porsche’s braking system.

Core Functions:
• Shield brake discs and calipers from road debris, water, and dust.
• Assist with heat dissipation during braking.
• Reduce corrosion by preventing contaminant buildup.
• Maintain consistent braking efficiency and performance.
• Contribute to proper airflow for cooling under braking load.

With effective cover plates, your Porsche’s braking components stay cleaner, cooler, and more reliable for longer periods.

Why Do Brake Disc Cover Plates Fail or Degrade?

Due to their position near the road surface and braking components, cover plates are constantly exposed to moisture, dirt, and extreme temperature changes.

Common Causes of Failure Include:
• Corrosion or rust caused by road salt and moisture.
• Physical damage from road debris or gravel.
• Cracking or warping from heat and vibration.
• Bending due to improper installation or impact.
• General wear over time from environmental exposure.

When cover plates deteriorate, they lose their protective function — allowing dirt and moisture to affect the braking system, which can lead to premature wear or reduced performance.

Why Replace or Upgrade Your Porsche Brake Disc Cover Plates?

Replacing damaged or corroded cover plates restores essential protection to your braking system and maintains performance consistency. Design911’s high-quality replacements are designed for longevity, heat resistance, and accurate fitment across Porsche models.

Key Benefits:
• Restores full protection for brake discs and calipers.
• Improves cooling efficiency and braking stability.
• Prevents corrosion and contamination of key components.
• Manufactured from durable, corrosion-resistant materials.
• Direct-fit design for straightforward installation.
• Suitable for classic and modern Porsche vehicles.

Design911’s Porsche brake disc cover plates deliver reliability, precision, and long-lasting performance — the perfect solution for maintaining your Porsche’s braking excellence.

Highlights

• Premium Porsche brake disc cover plates and dust shields.
• Engineered from high-strength, corrosion-resistant steel or aluminium.
• Protects braking components from debris and moisture.
• Assists with cooling airflow for optimal performance.
• Ideal for restoration, maintenance, or performance upgrades.
• Fits a wide range of Porsche models for perfect compatibility.

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