The DBA 5000 Series two-piece slotted rotor for 2003-2009 Porsche 911 (996/997) GT3/GT3 RS front left pairs high-carbon cast-iron rings with aerospace-grade T6061-T6 aluminum hats secured by NAS bolts and crimp nuts. This composite design reduces unsprung weight, improves heat management and allows hat reuse with replacement rings. DBA recommends the 5000 Series for high-performance street use, track days, club racing and rally applications.
DBA 03-09 Porsche 911 996/997 GT3/GT3 RS (w/Iron Rotor) Front Left 5000 Series Slot Rotor w/Blk Hat