Technical Data - GT2

The first GT2 vehicles will start without PCCB. Instead of this a conventional braking system will be installed with the following deviating specification:

6-piston front fixed caliper, 4-piston rear fixed caliper
Front and rear fixed caliper painted yellow / front fixed caliper, identical part to PCCB
Other front and rear brake pads (brake pad version) as for PCCB
350 mm cast iron front brake discs

330 mm cast iron rear brake discs

BRAKE TECHNICAL DATA - GT2

Designation		Notes, dimensions
Operating brake (foot brake) with ceramic brake discs (production launch with cast iron brake discs)		Hydraulic dual-circuit brake system with front-axle / rear-axle brake-circuit distribution. Vacuum brake booster, internally ventilated and perforated brake discs with six-piston monobloc fixed caliper on the front axle and four-piston monobloc fixed caliper on the rear axle.
		The brake calipers are painted yellow for visual differentiation.
		ABS 5.3 with CAN-Bus (3-channel ABS without PSM and without TC (Traction Control).
Brake booster (vacuum)		10 inch
Boost ratio		3.15
Brake master cylinder	front	25.4 mm
	rear	25.4 mm
	Stroke	18/18 mm
Brake proportioning control		excluding

BRAKE DIMENSIONS TECHNICAL DATA - GT2

Designation		Notes, dimensions
Brake discs	front	PCCB = 350 mm steel = 350 mm
Brake discs	rear	PCCB = 350 mm steel = 330 mm
Effective brake discs	front	PCCB and steel 284 mm
Effective brake discs	rear	PCCB 291 mm steel 271.2 mm
Piston in brake caliper	front	2 x 38 mm
	6-piston	2 x 32 mm
	2 x 28 mm
	rear	2 x 30 + 2 x 28 mm
	4-piston
Brake pad area	front	448 cm²
Brake pad area	rear	248 cm²
Total brake pad area		696 cm²