Centric 121.33068 Disc Brake Rotor - Rear

Overview of Centric C-TEK Standard Disc Brake Rotor 121.33068

The Centric C-TEK Standard Disc Brake Rotor 121.33068 is engineered for reliable braking performance on the Audi TT Quattro. Designed as a solid, smooth-surface rotor, it meets the specifications required for consistent stopping power and durability.

• Compatible with Audi TT Quattro models
• Part number: 121.33068
• Solid disc brake rotor with smooth surface
• Outside diameter: 239 mm (9.409 inches)
• Nominal thickness: 9.000 mm (0.354 inches)
• Discard thickness: 7.000 mm (0.276 inches)
• Overall height: 33.5 mm (1.319 inches)
• 5 lug holes with 15.75 mm diameter
• Floating disc mounting design
• No ABS tone ring or bearings included

Details on C-TEK Standard Disc Brake Rotors

The C-TEK Standard Disc Brake Rotors line by Centric offers rotors manufactured to meet or exceed OEM specifications. This product line focuses on providing standard replacement rotors with precise dimensions and quality materials to ensure proper fit and function. The 121.33068 rotor is a solid type with a smooth surface, designed to deliver consistent braking performance without the complexity of vented or drilled rotors. This makes it suitable for drivers seeking a direct replacement rotor for their Audi TT Quattro that maintains factory braking characteristics.

Technical Specifications and Features

This disc brake rotor features a 239 mm outside diameter and a nominal thickness of 9.000 mm, with a discard thickness of 7.000 mm, indicating when the rotor should be replaced to maintain safe braking. The overall height measures 33.5 mm, and the rotor includes five lug holes sized at 15.75 mm diameter on a 100 mm bolt circle diameter. The center hole diameter is 65 mm, and the rotor uses a floating disc mounting system. It does not include an ABS tone ring or bearings, which should be sourced separately if required.

Common Applications and Problem Solving

• Replacement for worn or warped rotors on Audi TT Quattro
• Addresses brake pulsation caused by uneven rotor surfaces
• Restores proper rotor thickness for effective braking
• Eliminates noise and vibration from damaged rotors
• Ensures compatibility with factory brake components

Installation Notes and Tips

When installing the Centric C-TEK Standard Disc Brake Rotor 121.33068, ensure the rotor surface is clean and free of any contaminants. Verify the rotor thickness before installation to confirm it is above the discard thickness of 7.000 mm. Use proper torque specifications for the 5 lug nuts and inspect related brake components such as pads and calipers for wear. Since this rotor does not include bearings or an ABS tone ring, confirm these parts are in good condition or replaced as needed.

Quality Assurance and Warranty

Centric manufactures the C-TEK Standard Disc Brake Rotors to meet OEM standards, ensuring reliable fit and function for the Audi TT Quattro. While specific warranty details for part number 121.33068 should be confirmed at the point of purchase, Centric typically offers limited warranties covering defects in materials and workmanship. Proper installation and maintenance are essential to maximize rotor lifespan and performance.