Carbon Ceramic Discs, GT3 / GT3 RS / GT2 RS (991), 400 × 32 mm rear
Aftermarket carbon ceramic discs positioned against PCCB on both cost and durability rather than on outright weight.
Brakes In production confidence: medium
Manufacturing
| Manufacturer | Surface Transforms |
|---|---|
| Origin | 🇬🇧 United Kingdom Vendor head office — place of manufacture not stated |
| Process | Cast |
| Additively manufactured | No |
| Material | Carbon Ceramic (C/SiC) |
| Notes | Carbon fibre reinforced silicon carbide. Process recorded as non-additive; the precise route is not published. |
Published figures
| Weight saving | 50% |
|---|---|
| Basis | Published by the manufacturer; not independently verified. |
| Notes | Quoted at 50% less unsprung weight than equivalent cast iron GT3/GT4 discs, roughly 12–15k track miles of life with refurbishment, and about half the replacement cost of PCCB. |
Fitment
| 991 | GT3, GT3 RS, GT2 RS, 911 R |
|---|
Sources
- Surface Transforms Carbon Ceramic Discs for Porsche 991 GT3/RS/GT2RS — 400x32mm Rear Set — Hinz Motorsport, accessed 2026-08-17