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SKU: 10C.9021A
Brembo 14-19 991 GT3/991 GT3RS (Excl. PCCB) Front 2-Piece Discs 380x34 2pc Rotor Slotted Type-5
Brembo front 2-piece rotors bring track-level braking to 2014-2019 Porsche 991 GT3 and GT3 RS models equipped with steel brakes. These 380x34mm slotted Type-5 discs replace OEM rotors directly for improved heat management and stopping consistency under hard use. Pair them with performance pads for spirited road or track sessions.
Key Features
- 2-Piece Design: Aluminum center hats with high-carbon steel friction rings cut unsprung weight by 4.4 lbs per rotor versus stock for sharper handling
- 380x34mm Size: OEM-spec dimensions ensure bolt-on fit with Porsche 6-piston GT3 calipers and no modifications needed
- Type-5 Slot Pattern: 72 compound-curved slots clear gases and pull cool air to resist fade during repeated stops
- High-Carbon Alloy: Heat-treated for crack resistance up to 1472°F with uniform expansion to maintain pedal feel
- Hand-Finished: Italian-made with precision milling for flat runout under 0.001 inches and balanced assembly
Product Notes
- Designed exclusively for steel brake systems, not compatible with PCCB ceramic setups
- Perform initial bed-in with 10-15 hard stops from 60-10 mph to transfer pad material evenly
- Oversized package requires signature confirmation on delivery
Installation Notes
- Professional installation recommended.
- Bolt-on replacement using factory caliper hardware and hub mounting pattern
- Left and right rotors are side-specific with directional slot orientation
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2014-2016 | Porsche | 911 | GT3 |
| 2016 | Porsche | 911 | GT3 RS |
| 2017-2019 | Porsche | 911 | GT3 |
| 2019 | Porsche | 911 | GT3 RS |
Why Choose Brembo?
- Proven in Formula 1 and World GT racing with OEM supply to Porsche
- Castings poured and machined in Italy for consistent quality control
- Engineered to handle 200+ laps at Nürburgring without fade
Frequently Asked Questions
-
Q: Does this fit 991 GT3 models with PCCB brakes?
A: No, these rotors fit only steel brake equipped 991 GT3 and GT3 RS vehicles as PCCB uses different hubs and sizes -
Q: What materials are used in construction?
A: Rotors feature 420mm high-carbon cast iron friction surfaces paired with 6061-T6 hard-anodized aluminum hats for corrosion resistance -
Q: What warranty coverage applies?
A: Brembo provides a 24-month unlimited mileage warranty against defects in materials or workmanship when installed by certified technicians
Shipping & Handling
- Method: UPS Ground
- Availability: In stock - ships same or next business day
- Packaging: Secure double-walled box measuring 42 x 42 x 16 inches
- Weight: 52 lbs
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