The DBA 5000 Series slotted front ring for 1999–2004 Audi A6 Quattro 4.2L applications is a two-piece replacement ring supplied with NAS nuts, featuring DBA’s T3 bi-directional slot design. The T3 pattern aids gas and debris evacuation to preserve pad contact and braking consistency under load. This ring is appropriate for owners maintaining two-piece rotor assemblies who need a direct-fit, slotted replacement.
DBA 99-04 Audi A6 Quattro 4.2L Front 5000 Series Slotted Ring w/NAS Nuts