Centric 121.34075 Disc Brake Rotor - Front

Overview of Centric C-TEK Standard Disc Brake Rotor 121.34075

The Centric C-TEK Standard Disc Brake Rotor 121.34075 is engineered for reliable braking performance on BMW X3 models. Designed as a vented rotor with a smooth surface, it offers consistent heat dissipation and stable stopping power under various driving conditions.

• Compatible with BMW X3 vehicles
• Vented disc brake rotor design for improved cooling
• Overall diameter of 12.795 inches (325 mm)
• Nominal thickness of 0.984 inches (25 mm) with discard thickness at 0.921 inches (23.4 mm)
• Floating disc mounting and straight vane style for efficient airflow
• 5 lug holes with a 4.724 inch (120 mm) bolt circle diameter
• Center hole diameter of 2.953 inches (75 mm)
• Weight approximately 20 lbs (9.09 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 delivering dependable, OE-quality replacement rotors. This product line emphasizes precise fitment and consistent performance, making it suitable for routine maintenance and brake system repairs. The 121.34075 rotor maintains strict manufacturing tolerances to ensure proper alignment and braking efficiency on BMW X3 models.

Technical Specifications and Features

This vented rotor features a smooth surface type that helps reduce brake noise and vibration. The vented design with straight vanes promotes effective heat dissipation, reducing the risk of brake fade during extended use. The floating disc mounting style allows for slight rotor movement, which can improve pad contact and braking consistency. The rotor’s dimensions, including a 12.795 inch outside diameter and 0.984 inch nominal thickness, align with BMW X3 factory specifications to ensure compatibility and performance.

Common Applications and Problem Solving

• Replacement for worn or warped rotors on BMW X3 vehicles
• Addresses brake pulsation and vibration issues
• Improves braking response and pedal feel
• Restores proper rotor thickness to prevent brake fade
• Suitable for routine brake system maintenance and repairs

Installation Notes and Tips

• Verify rotor dimensions and fitment with your BMW X3 before installation
• Ensure mounting surfaces are clean and free of debris
• Torque lug nuts to manufacturer specifications to avoid rotor warping
• Inspect brake pads and replace if worn to maintain optimal braking performance
• Check for ABS sensor compatibility as this rotor does not include an ABS tone ring

Quality Assurance and Warranty

Centric manufactures the C-TEK Standard Disc Brake Rotors to meet or exceed OEM standards. Each rotor undergoes rigorous quality control to ensure dimensional accuracy and material integrity. While specific warranty details for part number 121.34075 should be confirmed with the supplier, Centric typically offers limited warranties covering defects in materials and workmanship.