DBA 4000 Series XS Cross-Drilled and Slotted Brake Rotor

The Stillen DBA 4000 Series XS brake rotor is a premium aftermarket component engineered for drivers seeking superior braking performance beyond standard OE levels. This direct-replacement rotor features a cross-drilled and slotted design that contributes to improved stopping power and heat dissipation. Constructed from high-carbon alloyed iron, these rotors undergo DBA's Thermal Stability Profiling (TSP) process. This treatment enhances the metallurgy's ability to withstand the extreme stress and heat generated during demanding braking applications, ensuring consistent performance over time. This specific rotor, DBA42314BLKXS, is a front rotor with a vented type and a drilled slotted surface. Key specifications include an outside diameter of 354.6 mm, a nominal thickness of 32 mm, a discard thickness of 32 mm, an overall height of 49.5 mm, and a center hole diameter of 68 mm. It has 5 stud/lug holes. This DBA 4000 Series XS rotor is designed for a range of Infiniti and Nissan vehicles, including the 2010-2018 Nissan 370Z (Sport Perf Brakes; Aluminum Calipers) and the 2009 Nissan 350Z (Sport Perf Brakes; Aluminum Calipers). Specific fitment details apply to various models, such as the 2011 INFINITI M37 (To 12/11: Sport Package) and the 2015 INFINITI Q50 (Sport, Hybrid Sport), among others listed in the detailed application guide.