Product Description
Features and Benefits
- Front brake are over-sized 380x34mm rotor, re-use stock calipers.
- Rear brake are over-sized to 380x28mm rotor, re-use stock calipers.
- Oversized brake pad (PD1664A) with larger and thicker friction material.
- Necessary spacers and hardware are included.
Brake pads included in this kit are for street driving, for replacements or off-street applications please use the links below.
Front: D1664A
Rear: D1416
Replacement rotor ring:
Front: D501-04
Rear: D502-03
Forum Discussion:
CS/GTS BBK with GT3 Size Rotors
![[PD1664A-391] RB XT910 Brake Pad: 991 Porsche C2S, C4S, GTS with RB 380/380 BBK Only](https://cdn11.bigcommerce.com/s-eq0qefkn64/images/stencil/500x659/products/8807/15952/pd1664a__08770.1620743143.PNG?c=1 "[PD1664A-391] RB XT910 Brake Pad: 991 Porsche C2S, C4S, GTS with RB 380/380 BBK Only")
![[PD1664A-3R9] RB XR90 Track Pad: 991 Porsche C2S, C4S, GTS with RB 380/380 BBK Only](https://cdn11.bigcommerce.com/s-eq0qefkn64/images/stencil/500x659/products/8808/15953/pd1664a__35850.1620743165.PNG?c=1 "[PD1664A-3R9] RB XR90 Track Pad: 991 Porsche C2S, C4S, GTS with RB 380/380 BBK Only")
