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The DBA 4000 Series T3 slotted front rotor for 1997–1999 Buick Riviera is a single-piece direct-replacement rotor built for improved pad bite and more consistent braking feel. It features DBA’s patented T3 bi‑directional slot pattern to clear gas and debris from the pad face, helping maintain reliable friction under demanding conditions while remaining a simple swap for the specified vehicle.
DBA 97-99 Buick Riviera Front 4000 Series Slotted Rotor
