The build: what's actually fitted
| Item | STOPFLEX front-axle spec |
|---|---|
| Vehicle | Porsche Panamera (971) |
| Front calipers | Factory fixed 6-piston front calipers, retained |
| Front rotor | STOPFLEX carbon ceramic, 410 × 36 mm |
| Upgrade type | Direct-fit front rotor swap, no caliper change |
| Rotor weight | About half the weight of the same-size steel rotor |
| Pads | STOPFLEX low-dust street compound |
| Wheel fitment | Designed to clear factory 21-inch Panamera 971 wheels |
Read this before you order
This is a front-axle rotor upgrade for Panamera 971 cars running the factory fixed 6-piston front calipers. It is not for PCCB cars or smaller base-brake packages. Confirm your front caliper, rotor size, and 21-inch wheel clearance match this spec first.
Why front CCB makes sense on a 971
| STOPFLEX feature | Why it matters on a Panamera 971 | What you notice |
|---|---|---|
| 410 × 36 mm carbon ceramic rotor, ~half the steel weight | The 971 is a heavy car that carries most of its braking load on the front axle, and that mass sits right at the hub. | Lighter, more precise steering and a front end that settles faster over expansion joints and broken pavement. |
| Holds about 0.3μ surface friction at 900°C | Long autobahn slowdowns and repeated hard stops are exactly where iron rotors heat-soak and the pedal goes soft. | Pedal feel stays consistent stop after stop instead of fading when you lean on it. |
| Over 0.4μ friction at normal temps with STOPFLEX pads | A 2-tonne sedan needs honest initial bite from cold, not just when the brakes are warm. | Confident first-press response on the morning drive without grabbiness. |
| Low-dust pads and rotors that don't rust | Iron rotors film your wheels with dust and surface-rust after rain, which looks rough on a premium car. | Wheels stay clean between washes and the rotor face keeps its look in wet weather. |
What gets better
- Less weight at each front hub for sharper turn-in
- More stable pedal under repeated heavy braking
- Strong cold bite on the first stop, even down to around -20°C
- Much lower brake dust on the wheels
- No rotor rust after wet weather
- Street life that can reach roughly 250,000–300,000 km off track
What to confirm first
- That your 971 runs the factory fixed 6-piston front calipers
- Your front rotor measures 410 × 36 mm
- Your wheels are the factory 21-inch fitment
- This is a front-axle upgrade, so plan rear pads/rotors separately
If you're not sure your car matches the spec shown here, send us your details and we'll confirm Panamera 971 fitment before you order through our Porsche CCB collection.
Build gallery
Panamera 971 CCB questions
Why upgrade only the front brakes on a Panamera 971?
The front axle does most of the braking work on a heavy, fast sedan like the Panamera 971, so swapping the front rotors gives you the biggest gain in heat stability, steering feel, and unsprung weight for the money.
How is this different from factory PCCB?
You get the core carbon ceramic benefits, lower unsprung mass, strong thermal stability, very low dust, and rotors that do not rust, while keeping your factory 6-piston front calipers on compatible Panamera 971 cars.
Will it change how the car feels day to day?
Yes. Taking weight out of the front rotors makes the steering feel lighter and more precise and lets the suspension settle faster over rough pavement. You also get cleaner wheels and a more consistent pedal.
Will the 410mm front rotor clear factory 21-inch wheels?
The 410 × 36 mm front rotor matches factory iron rotor dimensions and is designed to clear OEM 21-inch Panamera 971 wheels. Confirm your exact wheel and caliper combination before ordering.
How long do the rotors last on the street?
For street-driven cars kept off track, STOPFLEX carbon ceramic rotor life can reach roughly 250,000 to 300,000 km. Real-world life depends on driving style, pad choice, and conditions.
