Centric 121.33067 Disc Brake Rotor - Rear

Overview of Centric C-TEK Standard Disc Brake Rotor 121.33067

The Centric C-TEK Standard Disc Brake Rotor 121.33067 is engineered for reliable braking performance on Audi S4 models. Designed as a vented rotor with a smooth surface, it offers consistent heat dissipation and durability for everyday driving conditions.

• Compatible with Audi S4 vehicles
• Vented disc brake rotor design for improved cooling
• Overall diameter of 10.079 inches (256 mm)
• Nominal thickness of 0.862 inches (22 mm) with discard thickness at 0.787 inches (20 mm)
• Floating disc mounting with a vented hat and straight vane style
• Five stud/lug holes with a 4.409 inch (112 mm) bolt circle diameter
• Center hole diameter of 2.677 inches (68 mm)
• Weight approximately 10.56 lbs (4.8 kgs)
• ABS tone ring not included

Details on C-TEK Standard Disc Brake Rotors

The C-TEK Standard Disc Brake Rotors line by Centric focuses on providing dependable replacement rotors that meet or exceed OEM specifications. This product line emphasizes quality materials and precise manufacturing to ensure proper fit and function. The 121.33067 rotor features a vented design with a floating disc mounting system and a vented hat, which helps maintain optimal operating temperatures and reduces the risk of brake fade during normal driving conditions. The smooth surface finish supports consistent pad contact and braking performance.

Technical Specifications and Features

This rotor measures 10.079 inches in outside diameter and has a nominal thickness of 0.862 inches, with a discard thickness of 0.787 inches, indicating when replacement is necessary. The overall height is 1.882 inches, and it includes five lug holes sized at 0.610 inches diameter on a 4.409 inch bolt circle. The rotor’s center hole diameter is 2.677 inches, ensuring proper alignment on the hub. The straight vane style enhances airflow through the rotor, aiding in heat dissipation. Note that this rotor does not include bearings or an ABS tone ring.

Applications and Problem Solving

• Replacement for worn or warped rotors on Audi S4 models
• Addresses brake noise and vibration issues caused by uneven rotor surfaces
• Helps restore proper braking performance and pedal feel
• Prevents brake fade by improving heat dissipation with vented design
• Suitable for routine maintenance and brake system overhauls

Installation Notes and Tips

Ensure the rotor thickness is above the discard thickness before installation. Clean the rotor surface to remove any protective coatings or contaminants. Verify compatibility with the vehicle’s hub and lug pattern. Since this rotor does not include bearings or an ABS tone ring, reuse existing components or replace separately if needed. Proper torque specifications should be followed when mounting the rotor to avoid warping.

Quality Assurance and Warranty

Centric’s C-TEK Standard Disc Brake Rotors are manufactured to meet OEM standards for fit, form, and function. While specific warranty details for part number 121.33067 are not provided here, Centric typically offers limited warranties covering defects in materials and workmanship. Refer to Centric’s official documentation for complete warranty information.