Centric 121.33091 Disc Brake Rotor - Front Right

Overview of Centric C-TEK Standard Disc Brake Rotor 121.33091

The Centric C-TEK Standard Disc Brake Rotor 121.33091 is engineered for reliable braking performance on Audi, Porsche, and Volkswagen vehicles, specifically designed for models like the Cayenne, Q7, and Touareg. This vented rotor offers consistent heat dissipation and smooth braking response for these premium SUVs.

• Compatible with Audi Q7, Porsche Cayenne, and Volkswagen Touareg
• Part Number: 121.33091
• Vented disc brake rotor with curved vane design
• Nominal thickness: 1.335 inches (33.9 mm)
• Discard thickness: 1.260 inches (32.0 mm)
• Outside diameter: 13.780 inches (350 mm)
• Overall height: 2.709 inches (68.8 mm)
• Floating disc mounting with 5 lug holes (0.610 inches diameter)
• Smooth surface type without ABS tone ring

Detailed Product Description

The Centric C-TEK Standard Disc Brake Rotors line is designed to meet or exceed OEM specifications, providing dependable braking for luxury SUVs such as the Audi Q7, Porsche Cayenne, and Volkswagen Touareg. This particular rotor, part number 121.33091, features a vented design with curved vanes that enhance airflow and heat dissipation during braking. The rotor’s nominal thickness of 1.335 inches (33.9 mm) and discard thickness of 1.260 inches (32.0 mm) ensure a long service life while maintaining optimal braking performance.

With an outside diameter of 13.780 inches (350 mm) and an overall height of 2.709 inches (68.8 mm), this rotor fits precisely on vehicles requiring a 5-lug mounting pattern with a bolt circle diameter of 5.118 inches (130 mm). The floating disc mounting style allows for slight movement to reduce stress and improve rotor longevity. The smooth surface type provides consistent pad contact without the need for an ABS tone ring, and no bearings are included with this rotor.

Applications and Problem Solving

• Replacement for worn or warped rotors causing brake pulsation
• Restores braking efficiency on Audi Q7, Porsche Cayenne, and Volkswagen Touareg
• Addresses rotor thickness below discard limits to maintain safety
• Improves heat dissipation to reduce brake fade during heavy use
• Eliminates noise and vibration associated with damaged rotors

Installation Notes and Tips

• Verify rotor dimensions and fitment with vehicle specifications before installation
• Ensure mounting surfaces are clean and free of debris for proper rotor seating
• Use proper torque settings on lug nuts to avoid rotor warping
• Inspect brake pads and replace if worn to ensure optimal rotor performance
• Check for ABS sensor compatibility as this rotor does not include an ABS tone ring

Quality Assurance and Warranty

Centric’s C-TEK Standard Disc Brake Rotors are manufactured to meet strict quality standards, ensuring durability and consistent braking performance. While specific warranty details for part number 121.33091 should be confirmed with the supplier, Centric typically offers coverage against defects in materials and workmanship. This rotor is engineered to provide reliable service life when installed and maintained according to manufacturer guidelines.