Brembo 09.N303.11 Disc Brake Rotor - Front

Reliable Disc Brake Rotor for Buick Regal and Cadillac XTS

The Brembo 09.N303.11 disc brake rotor offers a precise replacement solution for Buick Regal and Cadillac XTS models. Engineered with gray cast iron and a rust-resistant coating, this rotor ensures consistent braking performance and durability under various driving conditions.

• Material: Gray cast iron for strength and heat dissipation
• Construction: Full cast, vented rotor design
• Nominal thickness: 30 mm with a discard thickness of 27 mm
• Outside diameter: 345 mm (13.58 inches)
• Overall height: 51 mm (2.01 inches)
• Center hole diameter: 68 mm (2.68 inches)
• Stud/Lug hole quantity: 5
• Surface type: Smooth finish
• Rust resistant UV coating for extended rotor life
• Weight: 11.8 kg

About the Premium UV Coated OE Equivalent Rotor Line

The Brembo Premium UV Coated OE Equivalent Rotor line is designed to meet original equipment specifications while providing enhanced corrosion resistance through a specialized UV coating. This product line focuses on delivering rotors that maintain OE fit and function, making it a suitable choice for drivers seeking reliable replacement parts without compromising on quality or performance.

Product Details and Specifications

This Brembo disc brake rotor (part number 09.N303.11) features a vented design that improves heat dissipation during braking, reducing the risk of brake fade. The full cast gray iron construction provides structural integrity and consistent wear characteristics. The smooth surface finish ensures optimal contact with brake pads, contributing to stable braking performance. The rust-resistant UV coating helps protect the rotor from corrosion, extending its service life, especially in environments prone to moisture and road salt exposure.

Common Applications and Problem Solving

• Replacement for worn or warped rotors on Buick Regal and Cadillac XTS
• Addresses brake pulsation caused by uneven rotor surfaces
• Helps reduce noise and vibration during braking
• Prevents premature rotor corrosion and rust buildup
• Restores braking efficiency and pedal feel

Installation Notes and Tips

Ensure the rotor thickness is above the discard thickness of 27 mm before installation. Clean the rotor surface to remove any protective coating residue before mounting. Verify compatibility with your vehicle’s brake system, including stud count and center hole diameter. Proper torque specifications should be followed when securing the rotor to avoid warping.

Quality Assurance and Warranty

Brembo rotors are manufactured to meet strict quality standards and OE specifications. The Premium UV Coated OE Equivalent Rotor line undergoes rigorous testing to ensure durability and performance. While specific warranty details are not provided here, Brembo products typically come with manufacturer-backed warranties covering defects in materials and workmanship.