SKU: GD345.28.54
GiroDisc 345x28mm 10 Pin Holes 54mm Annulus Slotted Rings for 2007-2009 Porsche 911 Turbo GT2
Pair of GiroDisc 345x28mm slotted rotor rings with 10 pin holes and 54mm annulus fits front brakes on 2007-2009 Porsche 911 Turbo and GT2 models. These two-piece design rings replace OEM rotors delivering consistent braking with improved heat dissipation and lower unsprung weight. Ideal for demanding track sessions or daily drives requiring reliable stopping power.
Key Features
- Slotted Surface: Precision slots expel brake gases and debris while channeling air for 30 percent faster cooling than stock rotors
- 345x28mm Dimensions: Exact OEM size ensures bolt-on compatibility without modifications to calipers or suspension
- 10 Pin Holes: Secure floating mount to aluminum hat minimizes distortion and maintains flat rotor surface under extreme loads
- 54mm Annulus: Perfect centering on hub prevents vibrations and uneven wear during high-speed stops
- Curved Vane Core: High carbon cast iron construction with internal vanes pulls heat away from friction surface reducing fade on repeated hard braking
Product Notes
- Sold as pair requires matching GiroDisc hats part GD345H.54 for complete assembly
- Break-in recommended 500 miles of normal driving before track use
- Packaged as pair dimensions 24 x 24 x 6 inches shipping weight 42 lbs
Installation Notes
- Professional installation recommended.
- Torque pins to 22 ft-lbs using GiroDisc supplied hardware
- Compatible with OEM calipers hardware and GiroDisc hats only
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2007-2009 | Porsche | 911 | Turbo |
| 2007-2009 | Porsche | 911 | GT2 |
Why Choose GiroDisc?
- Proven in Porsche Club racing and endurance events
- USA-made with aerospace grade materials for longevity
- Engineered specifically for 911 chassis dynamics
Frequently Asked Questions
-
Q: Will these fit 997 GT3 models?
A: No GT3 uses 350x34mm rotors these are specific to 345x28mm Turbo GT2 front brakes -
Q: What material are the rings made from?
A: High carbon ductile iron with curved vane cooling resists cracking warping and provides consistent friction -
Q: What is the warranty coverage?
A: 12 months against manufacturing defects on rings when paired with GiroDisc hats
Shipping & Handling
- Method: UPS Ground
- Availability: In stock - ships same or next business day
- Packaging: Protective box 24 x 24 x 6 inches for pair
- Weight: 42 lbs
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