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Porsche - The brakes

The brakes 911 GT3 Cup

The newly-developed racing brake system improves the endurance qualities of the 911 GT3 Cup 991. The internally vented and slotted steel brake discs with a 38-centimetre diameter are operated by aluminium six-piston monobloc racing callipers in the front, and four-piston units at the rear.

Brake system:
Two independent brake circuits for front and rear axle; adjustable via brake balance system.
Front axle:
Aluminium six-piston racing callipers in monobloc design; multi-piece steel brake discs, inner-vented and slotted, 380 mm diameter; racing brake pads, optimised ventilation ducting.
Rear axle:
Aluminium four-piston racing callipers in monobloc design; multi-piece steel brake discs, inner-vented and slotted, 380 mm diameter; racing brake pads, optimised ventilation ducting.