Zimmermann 34-21-6-864-061 Rear Brake Disc Rotor 320x20mm Ventilated Coat Z

The Zimmermann 34-21-6-864-061 is a premium rear brake disc engineered to OEM specifications for BMW E60 5-Series models. This ventilated brake rotor measures 320mm in diameter by 20mm in thickness, delivering reliable stopping power and optimal heat dissipation for demanding driving conditions.

Key Features:

• Coat Z anti-corrosion coating prevents rust formation on non-friction surfaces for extended rotor life and improved appearance
• Ventilated design with optimized cooling channels for superior heat dissipation and fade resistance
• High-carbon cast iron construction with flake graphite compound matched to OEM specifications
• German-engineered and manufactured to DIN EN ISO 9001:2008 and ISO TS 16949 standards
• Ready to install out of the box—no need to remove coating before mounting
• Zimmermann MPN: 150.3405.20
• OEM Part Number: 34216864061

Zimmermann has been a trusted name in braking technology since introducing their Coat Z coating system in 2008. This advanced protective coating not only prevents corrosion during storage and use but also maintains a consistent, attractive appearance throughout the rotor's service life. The high-carbon cast iron material provides excellent thermal conductivity and durability, while the precision-engineered ventilation channels prevent hot spots and heat cracking under heavy braking loads.