Centric 121.34074 Disc Brake Rotor - Rear

Overview of Centric C-TEK Standard Disc Brake Rotor 121.34074

The Centric C-TEK Standard Disc Brake Rotor 121.34074 is engineered for reliable braking performance on BMW 525i, 528i, and 530i models. Designed as a vented rotor with a smooth surface, it offers consistent heat dissipation and durability for everyday driving conditions.

• Compatible with BMW 525i, 528i, and 530i models
• Part number: 121.34074
• Vented disc brake rotor with smooth surface finish
• Outside diameter: 320 mm (12.598 inches)
• Nominal thickness: 19.9 mm (0.783 inches)
• Discard thickness: 18.4 mm (0.724 inches)
• Overall height: 63.1 mm (2.484 inches)
• 5 lug holes with 120 mm bolt circle diameter
• Center hole diameter: 75 mm (2.953 inches)
• Weight: 7.27 kg (16 lbs)

Detailed Product Description

This Centric C-TEK Standard Disc Brake Rotor 121.34074 is a vented rotor designed to improve heat dissipation during braking, reducing the risk of brake fade. The smooth surface type ensures even pad contact and consistent braking performance. With an outside diameter of 320 mm and a nominal thickness of 19.9 mm, this rotor meets OEM specifications for BMW 525i, 528i, and 530i models. The rotor features a 5-lug hole pattern with a 120 mm bolt circle diameter and a center hole diameter of 75 mm, ensuring proper fitment and secure mounting. The overall height of 63.1 mm and a weight of 7.27 kg provide a balance between strength and weight for optimal braking efficiency.

About the C-TEK Standard Disc Brake Rotors Line

The C-TEK Standard Disc Brake Rotors line by Centric offers rotors that meet or exceed OEM standards for fit, form, and function. This product line focuses on providing reliable, direct replacement rotors with precise manufacturing tolerances. The 121.34074 rotor is part of this line, delivering consistent braking performance and durability for BMW vehicles requiring vented rotors with smooth surfaces.

Common Applications and Problem Solving

• Replacement for worn or warped rotors causing brake pulsation
• Addressing reduced braking efficiency due to rotor thickness below discard limits
• Eliminating noise and vibration from uneven rotor surfaces
• Improving heat dissipation to prevent brake fade during extended use
• Ensuring proper rotor fitment for BMW 525i, 528i, and 530i models

Installation Notes and Tips

• Verify rotor dimensions and bolt pattern match your BMW model before installation
• Ensure the rotor surface is clean and free of contaminants prior to mounting
• 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 tone ring compatibility; this rotor does not include an ABS tone ring

Quality Assurance and Warranty

Centric C-TEK Standard Disc Brake Rotors are manufactured to meet strict quality standards, ensuring consistent performance and durability. While specific warranty details for part number 121.34074 are not provided here, Centric typically offers limited warranties covering defects in materials and workmanship. Always consult product documentation or the manufacturer for exact warranty terms.