Zimmermann 34-21-6-755-408 Sport Z Cross-Drilled Rear Brake Disc Rotor

The Zimmermann 34-21-6-755-408 Sport Z X-Drilled Brake Disc delivers race-proven performance for BMW vehicles with enhanced braking capability and superior heat management. This rear brake rotor features a cross-drilled design that effectively evacuates water, gases, and brake dust from the braking surface for consistent stopping power in all conditions.

Key Features:

• Cross-drilled braking surface improves wet weather performance and reduces brake fade
• Solid disc construction measuring 258mm diameter x 10mm thickness
• High-quality grey cast iron with flake graphite for optimal heat dissipation
• Coat Z anti-corrosion finish prevents rust on hub and outer diameter
• ECE-R90 certified for safety and performance standards
• 4-bolt mounting pattern with 100mm bolt hole circle diameter
• 62mm centering diameter with 14.5mm bore diameter

Zimmermann Sport Z rotors are manufactured using precision-engineered castings with compound materials matched to OE specifications for durability and consistent performance. The cross-drilled design has been race-tested to stay cooler and provide superior brake modulation under spirited driving conditions. Fits rear axle, left or right side.

Specifications: 258mm outer diameter, 10mm thickness (8.4mm minimum), 60.1mm height, solid disc type. OEM part number 34216755408. Zimmermann part number 150.1129.52. Sold individually.