Premium Brembo UV Coated OE Equivalent Rear Brake Disc Kit. This kit is designed to provide original equipment performance and durability. The UV coating technology ensures superior corrosion resistance and a clean aesthetic look. Kit contents: 2x Rear Brake Discs (Brembo 08.A534.21). Specs: Diameter 259mm, Thickness 9mm, 4-Hole Bolt Pattern.