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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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Brembo sets the standard for high-performance braking systems across motorsport and the street, supplying brake components to Formula 1 teams, MotoGP riders, and the world's leading performance car manufacturers. Their engineering discipline translates directly into the street performance and replacement products available for enthusiast builds.Popular ProductsBrembo brake pads, slotted and drilled rotors, and big brake kit upgrades are the most searched products in this catalog. Brembo's OEM+ replacement brake pads for track-day and spirited street driving are especially popular with performance car owners who want factory-quality brake feel paired with higher performance friction materials than stock.Are Brembo brake pads worth the price over standard pads?For owners who drive their vehicle on track, regularly tow at the vehicle's limit, or simply want consistently strong braking with good pedal feel, Brembo's performance brake pad compounds deliver measurable improvements in fade...
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