Brake disc rotor, Front. Porsche 981 Cayman GT4 / 718 Cayman GT4 / 718 Boxster Spyder  ❭  98135140

ABS Front Brake Discs 

Restore the outstanding braking performance of your Porsche with ABS Front Brake. Manufactured to OE-quality standards, these precision-engineered replacement brake discs deliver exceptional stopping power, excellent heat dissipation and smooth, vibration-free braking for both everyday road use and enthusiastic performance driving.

Fits:

• Porsche 718 Boxster Spyder 4.0L 01/2019>>
• Porsche 981 Cayman GT4 3.8L 2015-16
• Porsche 718 Cayman GT4 718 4.0L 
  
  

Diameter 380 mm
Brake Disc Thickness 34 mm

Produced from high-quality cast iron and machined to exact tolerances, these brake discs are designed to work seamlessly with OE or aftermarket brake pads while maintaining full compatibility with Porsche's advanced ABS, Porsche Stability Management (PSM) and electronic braking systems.

What Do the Front Brake Discs Do?

Front brake discs are one of the most important safety components on your Porsche. As the brake pads clamp onto the rotating discs, friction is generated to slow and stop the vehicle while converting kinetic energy into heat.

Their primary functions include:

• Providing the braking surface for the front brake pads.
• Dissipating the high temperatures generated during braking.
• Delivering consistent stopping performance.
• Maintaining braking stability during repeated heavy braking.
• Supporting Porsche ABS and PSM systems.
• Providing precise pedal feel and driver confidence.

The front brake discs perform the majority of the vehicle's braking work and are engineered to cope with the demanding performance expected from Porsche GT models.

Why Do Front Brake Discs Wear Out?

Brake discs naturally wear over time through continual contact with the brake pads. Common causes of wear include:

• Continuous friction from braking.
• High operating temperatures.
• Spirited road driving.
• Track day use.
• Brake pad wear.
• Heat cycling causing gradual disc wear.
• Corrosion from moisture and road salt.
• High vehicle mileage.

Over time, the braking surface becomes thinner and may develop grooves, heat spots or slight distortion, reducing braking efficiency.

When Should the Front Brake Discs Be Replaced?

Replacement is recommended whenever:

• The discs reach Porsche's minimum thickness specification.
• Deep grooves or scoring appear on the braking surface.
• Brake vibration or pedal pulsation develops.
• Heat cracks become visible.
• Excessive corrosion affects the braking surface.
• New brake pads are being fitted to worn discs.
• During a complete front brake overhaul.

For optimum braking performance and safety, Porsche specialists recommend replacing the front brake discs in axle pairs together with new brake pads.

ABS Quality You Can Trust

These ABS Front Brake Discs offer:

• OE-quality replacement performance.
• Precision-machined braking surfaces.
• High-quality cast iron construction.
• Excellent heat dissipation.
• Smooth, vibration-free braking.
• Outstanding resistance to thermal distortion.
• Direct-fit installation.
• Long service life.
• Excellent value for money.