Brembo 09.A945.33 Disc Brake Rotor - Front

Overview of Brembo PRIME Disc Brake Rotor 09.A945.33

The Brembo PRIME disc brake rotor 09.A945.33 is engineered for precision and durability, designed specifically for select Mercedes-Benz AMG models. This rotor combines advanced materials and construction to meet the demands of high-performance braking systems.

• Material: High carbon cast iron for enhanced heat dissipation
• Construction: Composite vented rotor for improved cooling
• Surface Type: Slotted and drilled to reduce brake fade and improve pad bite
• Rust Resistant Coating: Yes, for extended rotor life
• Nominal Thickness: 36 mm with a discard thickness of 33 mm
• Outside Diameter: 360 mm (14.17 inches)
• Center Hole Diameter: 67 mm (2.64 inches)
• Stud/Lug Hole Quantity: 5
• Weight: 13.6 kg

About the Brembo PRIME Product Line

The Brembo PRIME line focuses on delivering premium-grade brake components that balance performance and longevity. This product line utilizes high carbon cast iron and composite construction to optimize heat management and structural integrity. The 09.A945.33 rotor exemplifies these qualities, making it suitable for demanding applications in Mercedes-Benz AMG vehicles.

Detailed Product Description

The 09.A945.33 disc brake rotor is crafted from high carbon cast iron, which offers superior thermal conductivity and resistance to warping under high temperatures. Its composite vented design enhances airflow, helping to maintain consistent braking performance during aggressive driving or heavy loads. The slotted and drilled surface pattern aids in dissipating gases and debris, improving pad contact and reducing brake fade. Additionally, the rotor features a rust-resistant coating to protect against corrosion, extending its service life. With a nominal thickness of 36 mm and a discard thickness of 33 mm, this rotor maintains structural integrity while providing reliable stopping power. The rotor’s dimensions, including a 360 mm outside diameter and 67 mm center hole diameter, ensure precise fitment on compatible Mercedes-Benz AMG models.

Compatible Vehicles and Applications

• Mercedes-Benz AMG GT
• Mercedes-Benz AMG GT 43
• Mercedes-Benz AMG GT 53
• Mercedes-Benz C63 AMG
• Mercedes-Benz CLS63 AMG and CLS63 AMG S
• Mercedes-Benz E63 AMG and E63 AMG S

This rotor is designed to address common braking issues such as brake fade, rotor warping, uneven pad wear, and corrosion, providing consistent and reliable braking performance for high-performance Mercedes-Benz AMG vehicles.

Installation Notes and Tips

• Ensure rotor thickness is above discard thickness (33 mm) before installation
• Check compatibility with vehicle ABS systems; this rotor does not include an ABS tone ring
• Clean rotor surface before installation to remove any protective coatings or residues
• Torque lug nuts to manufacturer specifications to avoid rotor distortion
• Inspect brake pads and calipers for wear or damage during rotor replacement

Quality Assurance and Warranty

Brembo PRIME rotors are manufactured to meet strict quality standards, ensuring durability and performance under demanding conditions. The high carbon cast iron material and rust-resistant coating contribute to long service life. Warranty details should be confirmed with the point of purchase or Brembo directly, as coverage may vary by region and application.