Centric 121.47021 Disc Brake Rotor - Front

Reliable Disc Brake Rotor for Toyota, Subaru, and Scion Models

The Centric C-TEK Standard Disc Brake Rotor 121.47021 offers dependable braking performance for select Toyota, Subaru, and Scion vehicles. Designed to meet OEM specifications, this vented rotor ensures consistent heat dissipation and smooth braking under various driving conditions.

• Vented disc brake rotor with smooth surface for consistent pad contact
• Overall diameter of 11.555 inches (293.5 mm) for precise fitment
• Nominal thickness of 0.945 inches (24.0 mm) with discard thickness at 0.866 inches (22.0 mm)
• Floating disc mounting design with straight vane style for effective cooling
• Five 0.5 inch (12.7 mm) stud/lug holes on a 3.937 inch (100 mm) bolt circle diameter
• Compatible with ABS systems (ABS tone ring not included)
• Weight approximately 17.5 lbs (7.95 kgs) for balanced performance

About the C-TEK Standard Disc Brake Rotors Line

The C-TEK Standard Disc Brake Rotors line by Centric is engineered to provide reliable, OEM-quality replacement rotors for a wide range of vehicles. This product line focuses on delivering rotors with precise dimensions and consistent surface finishes to maintain proper braking performance and safety. The 121.47021 rotor exemplifies this approach with its vented design and floating mounting, ensuring effective heat management and durability for daily driving applications.

Technical Specifications and Features

This Centric rotor features a vented design with straight vanes that promote airflow and heat dissipation, reducing the risk of brake fade during extended use. The smooth surface type ensures even pad wear and quiet operation. The rotor’s overall height measures 2.232 inches (56.7 mm), and it includes two miscellaneous holes in the hat area for mounting or alignment purposes. The center hole diameter is 2.283 inches (58.0 mm), matching OEM fitment requirements for compatible vehicles.

Compatible Vehicles and Applications

• Toyota 86, FR-S, GR86 models
• Subaru BRZ, WRX, Impreza, Legacy, Outback, Forester, Baja, Crosstrek, XV Crosstrek
• Scion 86

This rotor is designed for drivers seeking a direct replacement part that maintains factory braking performance on these specific models.

Common Issues Addressed by This Rotor

• Brake rotor warping or uneven wear causing vibration
• Reduced braking efficiency due to worn or thin rotors
• Overheating and brake fade from insufficient heat dissipation
• Noise or rough braking caused by surface irregularities
• Compatibility issues with OEM brake components

Installation Notes and Tips

Ensure the rotor surface is clean and free of debris before installation. Verify the rotor thickness is above the discard thickness of 0.866 inches (22.0 mm) to maintain safety standards. This rotor does not include bearings or an ABS tone ring, so reuse existing components if applicable. Proper torque specifications should be followed for the five lug holes on the 3.937 inch (100 mm) bolt circle diameter. It is recommended to replace brake pads simultaneously to ensure optimal braking performance.

Quality Assurance and Warranty

Centric manufactures the C-TEK Standard Disc Brake Rotors to meet or exceed OEM standards for fit, form, and function. While specific warranty details are not provided here, Centric products typically come with a limited warranty against defects in materials and workmanship. Refer to Centric’s official documentation for complete warranty information.