Zimmermann 400.3699.20 Rear Brake Disc Rotor Slotted Perforated Coat Z

The Zimmermann 400.3699.20 is a high-performance rear brake disc rotor featuring slotted and perforated design with Coat Z anti-corrosion coating. This original Zimmermann brake disc combines high-quality cast materials with anti-corrosion protection Coat Z™, providing superior durability and visual appeal compared to standard rotors.

Technical Specifications:

• Outer diameter: 345mm (13.58 inches)
• Disc thickness: 26mm with minimum thickness of 24mm
• Height: 54mm
• Hub bore (centering diameter): 67mm
• Bolt hole circle: 112mm
• Hole arrangement: 6/5 configuration
• Brake disc type: Internally vented with slotted/perforated design
• Surface finish: Coated with Coat Z technology

Key Features:

• Coat Z anti-corrosion coating applied since 2008 for enhanced protection and aesthetics
• High-carbon construction for improved heat dissipation and performance
• Significantly longer life and outstanding resistance to thermo-mechanical deformation
• Internally vented design for superior cooling during heavy braking
• Cross-drilled and slotted pattern helps dissipate heat and expel brake dust and gases
• Direct OEM replacement quality

OEM Compatibility:

This brake disc is fully compatible with Mercedes-Benz original part number 166 423 0512 (also referenced as A1664230512). This is a single brake disc; if changing both sides of the axle, purchase two units.

Zimmermann has been manufacturing premium brake components for over 50 years, utilizing precision engineering and high-tech manufacturing methods to deliver brake discs that meet or exceed OEM standards for both everyday driving and high-performance applications.