Brembo 09.B550.11 Disc Brake Rotor - Front

Overview of Brembo 09.B550.11 Disc Brake Rotor

The Brembo 09.B550.11 disc brake rotor is engineered for reliable braking performance on select Hyundai and Kia vehicles. Designed with durable grey cast iron and a UV resistant coating, this rotor supports consistent stopping power and corrosion resistance.

• Material: Grey cast iron for strength and heat dissipation
• Height: 47 mm
• Nominal Thickness: 28 mm with a minimum thickness of 26 mm
• Outside Diameter: 303 mm
• Number of mounting holes: 6
• Vented rotor design for improved cooling
• UV coated rust resistant finish

Details on the Premium UV Coated OE Equivalent Rotor Line

This rotor is part of Brembo's Premium UV Coated OE Equivalent Rotor line, which focuses on providing original equipment quality with enhanced corrosion protection. The UV coating helps extend rotor life by resisting rust and environmental damage, making it suitable for vehicles that require OE-level performance and durability.

Technical Description and Fitment

The 09.B550.11 rotor is a vented disc brake rotor made from grey cast iron, offering effective heat dissipation during braking. Its 303 mm outside diameter and 6-hole mounting pattern are designed to match the specifications of certain Hyundai and Kia models, including the Hyundai Sonata, Tucson, Optima, and the Kia Rondo. The rotor’s thickness specifications ensure it meets or exceeds OEM standards, maintaining braking efficiency and safety.

Common Applications and Problem Solving

• Replacement for worn or warped rotors causing brake pulsation
• Addressing rust and corrosion on original rotors
• Improving brake cooling with vented rotor design
• Restoring braking performance on Hyundai Sonata, Tucson, Optima, and Kia Rondo
• Ensuring proper fitment with 6-hole mounting and OEM dimensions

Installation Notes and Tips

• Verify rotor thickness before installation to ensure it meets minimum thickness requirements
• Clean mounting surface to prevent rotor runout
• Use proper torque specifications on lug nuts to avoid rotor damage
• Inspect brake pads and replace if worn to ensure optimal rotor performance

Quality Assurance and Warranty

Brembo rotors, including the 09.B550.11, are manufactured to meet OE specifications for fit, form, and function. The UV coated finish provides additional protection against rust, contributing to longer service life. Warranty details should be confirmed with the point of purchase or Brembo directly.