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The DBA 4000 Series plain rotor for 2006–2015 Mazda MX-5 Miata rear applications is a direct-replacement rotor cast from XG-150 high-carbon alloy iron and heat-treated with Thermal Stability Profiling. Its Kangaroo Paw ventilation uses 144 patterned pillars to increase surface area and cooling efficiency, offering up to 30% more surface and about 20% improved cooling versus straight vanes. The HD variant gives an OE-style smooth finish for a subtle appearance.
DBA 06-15 Mazda MX-5 Miata Rear 4000 Series Plain Rotor
