Bosch BD2183 Brake disc - Rear axle - ECE-R90 certified. Disc dimensions: diameter 259 mm, thickness 9 mm. Disc type: solid. Surface treatment: coated. High carbon. Number of holes: 5. ECE-R90 certified Bosch Brake Discs offer precision and performance. They provide smooth, responsive braking with advanced thermal conductivity, ensuring consistent high-performance braking in all conditions. Features and Benefits: Premium performance and comfort for reliable braking, even in extreme situations. High-quality materials and precise engineering ensure durable, long-lasting, vibration-free, and noise-free braking. Efficient repairs are facilitated by enclosed fixings, integrated wheel bearings, and ABS sensor rings for faster, more streamlined installation. Corrosion-resistant coating provides innovative protection for extended disc life. Engineered to deliver premium performance for every drive with wide vehicle compatibility for convenience and reliability. Choose Bosch for superior braking power and unmatched durability. This is a pack of 2 brake discs.