Porsche Cayenne Front Rear Brake Disc 9Y0615302 9Y0615601

For the Porsche Cayenne (9Y0 / E3 generation, 2018–2026), these part numbers correspond to the standard steel brake setup often found on the Base, E-Hybrid, and S models. These are not compatible with the Porsche Surface Coated Brakes (PSCB – white calipers) or the Ceramic Composite Brakes (PCCB – yellow calipers).

1. Front Brake Disc: 9Y0-615-302

This is the Front Right (Passenger Side) brake rotor. In the 9Y0 generation, front rotors are directional (side-specific) due to the internal cooling vane design.

• Diameter: 350 mm

• Thickness: 34 mm (Service Limit/Minimum: 32 mm)

• Type: Internally vented and typically coated (Z-Coat or similar) to prevent rust on the hub.

• Compatibility: * Primarily fits the Cayenne Base and Cayenne E-Hybrid with 18-inch or 19-inch standard brakes.

  • Matches Black or Acid Green calipers (Option codes: 1ZG, 1ZH, 1ZR, 1ZS).

• Left Side Match: 9Y0-615-301.

2. Rear Brake Disc: 9Y0-615-601

This is the Rear brake rotor. Unlike the fronts, the rears are usually interchangeable between the left and right sides.

• Diameter: 330 mm

• Thickness: 26 mm (Service Limit/Minimum: 24 mm)

• Type: Internally vented.

• Compatibility:

  • Standard rear fitment for the Base, S, and E-Hybrid models.

  • Fits cars with 18-inch or 19-inch wheel packages.

  • Matches Black or Acid Green calipers.