The DBA 5000 Series slotted rear ring for 2015–2020 Ford Mustang (with GT Performance Package/Brembo brakes) is a two-piece replacement ring supplied with NAS nuts. The 5000 Series T3 slotted design provides directional benefits to help evacuate gases and improve pad contact under demanding conditions. This ring is intended for owners maintaining high-spec braking systems who need a direct-fit, performance-oriented ring replacement.
DBA 15-20 Ford Mustang (w/GT Perf Pkg/Brembo Brakes) Rear 5000 Series Slotted Ring w/NAS Nuts