These ZIMMERMANN brake discs, part number 400.5556.20, are engineered to meet stringent quality standards. They provide consistent braking performance, crucial for safe driving in various conditions. The design focuses on heat dissipation and wear resistance, contributing to a longer lifespan and maintaining braking effectiveness over time. Installation is straightforward, ensuring a proper fit for compatible vehicle models. Choosing ZIMMERMANN means opting for reliability and performance. These discs are a key component for maintaining your vehicle's braking system integrity.