OE Fitments: BMW X5 The latest addition to the 4x4/SUV range; offering the highest levels of sports performance and safety for high performance SUVs. Handling - maximised contact area through innovative tread pattern design results in high levels of grip and increased safety. Wet Braking - optimised compound featuring activated silica technology delivers reduced stopping distances. Sports Performance - this tyre incorporates features designed to deliver optimum levels of grip and handling in wet and dry conditions. Grip - combination of Black Chilli silica compound and innovative tread pattern design delivers high levels of grip. Asymmetric - optimised tread pattern delivers higher safety reserves and lowers the risk of hydroplaning. This tyre may have visable grind marks on the tread as part of the manufacturing process is a 'radial force grind'. This is to improve the radial force variation and reduce risk of vibration. It looks a little unusual on the tread but is an intentional and controlled part of the manufacturing process to optimise performance.