DBA DBA42445XS Series Cross-Drilled Slotted Brake Rotor - 4000

The DBA DBA42445XS is a high-performance 4000 Series XS brake rotor designed for drivers seeking upgraded braking performance beyond OE levels. This vented rear rotor features DBA's premium cross-drilled and slotted design, combining advanced heat management with an attractive gold-finished hub.

Advanced Cooling Technology:

• Patented Kangaroo Paw ventilation with 144 diamond and teardrop-patterned pillars delivers up to 30% increase in surface area and 20% improvement in cooling efficiency compared to traditional straight vane designs
• Cross-drilled holes and slots provide multiple exit points for brake pad friction dust and gases, resulting in more consistent braking performance
• Thermo-graphic paint markings change color at specific temperature thresholds to assist with monitoring braking temperatures and rotor fatigue

Premium Construction:

• Cast from XG-150 high carbon alloyed iron for exceptional durability
• Thermal Stability Profiling (TSP) process allows the rotor to handle increased stress and extreme heat during intense braking applications
• Non-directional symmetrical design eliminates the need for separate left and right rotors
• Gold painted non-friction areas prevent rust and enhance appearance

Specifications:

• Rotor Style: Cross-drilled and slotted surface
• Construction: Vented, single-piece direct replacement
• Outside Diameter: 13.77 inches (350mm)
• Bolt Pattern: 5 x 115mm
• Position: Rear
• Sold individually

This premium brake rotor is engineered for street performance applications and provides a quieter, more responsive brake pedal feel. Note: Drilled rotor configurations are not recommended for heavy off-road or track day usage.