Zimmermann 400364020 Front Brake Rotor Vented Cross-Drilled Coat Z

The Zimmermann 400364020 is a premium front disc brake rotor engineered for Mercedes-Benz vehicles, featuring advanced Coat Z anti-corrosion protection and cross-drilled ventilation design. This high-performance rotor is manufactured in Germany to original equipment specifications, delivering reliable stopping power and extended service life.

Key Features:

• Coat Z anti-corrosion coating prevents rust formation at the hub for improved longevity and appearance
• Cross-drilled and internally vented design effectively dissipates heat under high mechanical and thermal loads
• High-carbon grey cast iron construction with flake graphite provides excellent durability and resistance to warping
• 312mm diameter x 28mm thickness rotor dimensions for optimal braking performance
• Manufactured to DIN EN ISO 9001:2008 and DIN ISO TS 16949 standards
• Ready to install right out of the box—no need to remove coating before mounting
• ECE R90 approved for safety and quality assurance

Zimmermann is a trusted OE supplier to European manufacturers, known for precision engineering and quality materials. Each rotor is manufactured from specially formulated grey cast iron matched to factory specifications, ensuring consistent performance and long-lasting reliability. The proprietary Coat Z coating technology, introduced in 2008, provides superior corrosion resistance while maintaining the rotor's visual appeal throughout its service life.

Specifications: OEM Part Number 230421041264 | Rotor Diameter: 312mm (12.3 inches) | Thickness: 28mm (1.1 inches) | Bolt Pattern: 5-hole | Design: Vented and Cross-Drilled | Coating: Zimmermann Coat Z