Centric 121.33057 Disc Brake Rotor - Rear

Overview of Centric C-TEK Standard Disc Brake Rotor 121.33057

The Centric C-TEK Standard Disc Brake Rotor 121.33057 is engineered for reliable braking performance on select Audi and Volkswagen models. Designed as a solid, smooth-surface rotor, it meets OEM specifications to maintain consistent stopping power and vehicle safety.

• Compatible with Audi A1, A3, TT and Volkswagen Beetle, Beetle Cabrio, Clasico, Golf, Golf City, Jetta, Jetta City, Polo, and Vento
• Part number 121.33057 ensures precise fitment and quality
• Solid disc rotor with smooth surface for consistent brake pad contact
• Nominal thickness of 0.354 inches (9.000 mm) and discard thickness of 0.276 inches (7.000 mm)
• Overall height of 1.594 inches (40.500 mm) and outside diameter of 9.055 inches (230.000 mm)
• Floating disc mounting with 5 lug holes, 0.620 inch (15.750 mm) diameter each
• Center hole diameter of 2.559 inches (65.000 mm) and mounting bolt hole circle diameter of 3.937 inches (100.000 mm)
• Weight approximately 6.4 lbs (2.9 kgs)

About the C-TEK Standard Disc Brake Rotors Line

The C-TEK Standard Disc Brake Rotors line by Centric offers rotors manufactured to meet or exceed OEM standards for fit, form, and function. This product line focuses on providing solid rotors with smooth surfaces designed for everyday driving conditions. The 121.33057 rotor is part of this line, delivering consistent braking performance for various Audi and Volkswagen vehicles without ABS tone rings or included bearings, simplifying installation and maintenance.

Product Details and Specifications

This Centric rotor features a solid design with a smooth surface type, ensuring even pad wear and reliable braking response. The nominal thickness of 0.354 inches (9.000 mm) provides durability, while the discard thickness of 0.276 inches (7.000 mm) indicates the minimum safe thickness before replacement is necessary. The rotor’s overall height is 1.594 inches (40.500 mm), and it has an outside diameter of 9.055 inches (230.000 mm), matching OEM dimensions for proper fitment on compatible Audi and Volkswagen models. The floating disc mounting style and 5 lug holes with a 0.620 inch (15.750 mm) diameter ensure secure attachment to the vehicle’s hub assembly.

Common Applications and Problem Solving

• Replacement for worn or warped rotors causing brake pulsation or noise
• Restores proper braking performance on Audi A3 or Volkswagen Golf models
• Addresses rotor thickness below discard limits to maintain safety
• Eliminates uneven pad wear due to rotor surface imperfections
• Suitable for vehicles without ABS tone ring requirements

Installation Notes and Tips

• Verify rotor thickness before installation to ensure it meets nominal specifications
• Clean rotor surface and hub mounting area to prevent vibration or noise
• Use proper torque specifications on lug nuts to avoid rotor warping
• Check compatibility with vehicle ABS system as this rotor does not include an ABS tone ring
• Inspect brake pads and replace if worn to optimize braking performance

Quality Assurance and Warranty

Centric manufactures the C-TEK Standard Disc Brake Rotors to meet OEM quality standards, ensuring reliable performance and durability. The 121.33057 rotor undergoes strict quality control processes to maintain consistency. Warranty coverage details should be confirmed with the product documentation or manufacturer, as they may vary by region and application.