Brembo 08.5366.21 Disc Brake Rotor - Rear

Overview of Brembo Premium UV Coated OE Equivalent Rotor

The Brembo 08.5366.21 disc brake rotor is engineered for BMW models including the 318i, 318is, 320i, 323is, 325i, 325is, 328i, and 328is. Designed with durability and performance in mind, this rotor features a UV coated finish to resist rust and maintain structural integrity over time.

• Material: Grey cast iron for reliable heat dissipation
• Centering Diameter: 75 mm for precise fitment
• Fixing Screws: Included for straightforward installation
• Height: 60.1 mm
• Minimum Thickness: 8.4 mm to ensure safety margins
• Nominal Thickness: 10 mm
• Number of Holes: 5 for secure mounting
• Outside Diameter: 280 mm
• Rust Resistant Coating: UV coated to prevent corrosion
• Rotor Type: Solid disc
• Torque Specification: 120 Nm for proper fastening

Detailed Product Description

This Brembo disc brake rotor, part number 08.5366.21, is constructed from grey cast iron, a material known for its excellent thermal conductivity and wear resistance. The solid rotor design with a 280 mm outside diameter and 5 mounting holes ensures compatibility with specific BMW 3 Series models. The UV coating provides an additional layer of protection against rust, extending the rotor's service life. With a nominal thickness of 10 mm and a minimum thickness of 8.4 mm, this rotor meets OEM specifications for safe braking performance. The included fixing screws and a centering diameter of 75 mm facilitate precise and secure installation.

About the Premium UV Coated OE Equivalent Rotor Line

The Brembo Premium UV Coated OE Equivalent Rotor line is designed to match original equipment standards while offering enhanced corrosion resistance through UV coating technology. This product line focuses on delivering rotors that maintain structural integrity and braking efficiency over time, making it suitable for drivers seeking reliable replacement parts for their BMW 3 Series vehicles.

Common Applications and Problem Solving

• Replacement for worn or warped rotors on BMW 318i, 318is, 320i, 323is, 325i, 325is, 328i, and 328is
• Addresses brake noise caused by uneven rotor surfaces
• Prevents rust-related rotor degradation with UV coating
• Restores proper braking performance and pedal feel
• Eliminates vibration issues linked to rotor thickness below safety limits

Installation Notes and Tips

• Ensure rotor thickness is above the minimum 8.4 mm before installation
• Use the included fixing screws and torque to 120 Nm for secure mounting
• Clean hub surface and rotor mounting area to prevent misalignment
• Check centering diameter of 75 mm for proper fit on BMW hubs
• Inspect brake pads for wear and replace if necessary during rotor installation

Quality Assurance and Warranty

Brembo rotors are manufactured to meet strict OEM standards, ensuring consistent quality and performance. The Premium UV Coated OE Equivalent Rotor line undergoes rigorous testing for durability and corrosion resistance. While specific warranty details for part number 08.5366.21 should be confirmed with the supplier, Brembo products typically come with a limited warranty covering manufacturing defects.