Brake disc rotor, Front. Porsche 991.2 / 718 GTS 4.0ltr / 992.2 Carrera 2  ❭  9P161530

ABS Front Brake Disc Rotor - 350 x 34mm

Restore precise braking performance with this ABS Front Brake Disc Rotor. Manufactured by ABS, a respected European braking specialist, these premium front brake discs are engineered to OE specifications, delivering exceptional stopping power, excellent heat dissipation and reliable performance for everyday driving and spirited road use.

Fits:

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What Does the Front Brake Disc Rotor Do?

The front brake disc is the primary friction surface within the braking system. Mounted directly to the wheel hub, it rotates with the wheel and is clamped by the brake pads whenever the brake pedal is applied.

Its primary functions include:

• Providing the friction surface for the brake pads.
• Converting vehicle speed into heat energy during braking.
• Dissipating heat efficiently to minimise brake fade.
• Delivering smooth, progressive and predictable stopping performance.
• Supporting the operation of Porsche ABS, PSM and stability control systems.
• Maintaining consistent braking performance in all driving conditions.

High-quality brake discs are essential for maintaining safe braking distances and precise pedal feel.

Why Do Brake Disc Rotors Fail?

Brake discs are service items that gradually wear through normal use. Common causes of replacement include:

• Natural wear reducing disc thickness.
• Heavy braking creating excessive heat.
• Surface scoring from worn brake pads.
• Thermal distortion causing brake judder.
• Heat checking or small surface cracks.
• Corrosion after prolonged exposure to moisture.
• Uneven brake pad deposits causing vibration.

As brake discs wear beyond specification, braking performance, comfort and safety are reduced.

When Should Front Brake Disc Rotors Be Replaced?

Replacement is recommended whenever:

• Disc thickness reaches or falls below the manufacturer's minimum specification.
• Deep grooves or scoring are present.
• Brake vibration or steering wheel judder develops.
• Surface heat cracks become visible.
• Excessive corrosion affects the braking surface.
• New brake pads are being fitted to heavily worn discs.
• During routine brake servicing when wear limits are exceeded.

For optimum braking performance, front brake discs should always be replaced in pairs together with new brake pads and brake pad wear sensors.