Technical Data - 18-Inch Brake System (V6 (Usa Only)/V8S/V6 Hybrid/V6 Diesel Bin5/V8 Diesel/GTS)
WARNING: This page is about a different car, the 2014 Porsche Cayenne, 2013 Porsche Cayenne, 2012 Porsche Cayenne, and 2011 Porsche Cayenne. However, it is still accessible from the selected car via links, so may be relevant.
| Location | Description | Type | Basic value | Tolerance |
|---|---|---|---|---|
| Operating brake (foot brake) with grey cast iron brake discs (standard brake) with PSM (Porsche Stability Management) as standard | Hydraulic dual-circuit brake system with brake-circuit division. Vacuum brake booster, internally ventilated brake discs with six-piston aluminum monobloc fixed-calliper brake at front axle and four-piston aluminum monobloc fixed-calliper brake at rear axle. | |||
| PSM | Porsche Stability Management (PSM) as standard with the functions Anti-lock Brake System (ABS), Anti-Slip Regulation (ASR), Engine Drag Torque Control (EDTC), Automatic Brake Differential (ABD), brake force boosting, brake system pre-filling. | |||
| Tandem brake booster Ø (vacuum) | 9/10 inches | |||
| Boost ratio | 8/7 | |||
| Brake master cylinder Ø | 28.57 mm | |||
| Brake-circuit division | 24/12 mm | |||
| Brake disc Ø, front | 360 mm | |||
| Brake disc Ø, rear | 330 mm | |||
| Brake disc thickness, front | 36 mm | |||
| Brake disc thickness, rear | 28 mm | |||
| Thickness tolerance of brake disc, max. | 0.01 mm | |||
| Effective brake disc Ø, front | 294.4 mm | |||
| Effective brake disc Ø, rear | 274.6 mm | |||
| Piston Ø in front brake calliper | 6 x 36 mm | |||
| Piston Ø in rear brake calliper | 4 x 32 mm | |||
| Brake pad area, front | 480 cm2 | |||
| Brake pad area, rear | 200 cm2 | |||
| Total brake pad area | 680 cm2 |