Mercedes brake discs are just one part of a braking system that needs to be kept in top condition to ensure you and your passengers are safe on the road. Over time, frequent and sudden braking will cause your brake discs to wear off and you may need to replace them. Although the average lifetime of brake discs for your Mercedes A Class (W168) is around 30,000 miles, this also depends on your driving style so it is important to check them twice a year, whether your MOT is due or not.When replacing your Mercedes brake discs, we recommend you do so per axle so that your car’s drivability and safety is not compromised. LK Performance stock high performance Mercedes A Class brake discs from well-known brands as the manufacture and thermal quality is superior to cheaper alternatives that are often prone to wear and corrosion. Buy your brake discs for your Mercedes from LK Performance today.