Centric 121.61105 Disc Brake Rotor - Rear

Overview of Centric C-TEK Standard Disc Brake Rotor 121.61105

The Centric C-TEK Standard Disc Brake Rotor 121.61105 is engineered for reliable braking performance on Ford Mustang 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 Ford Mustang vehicles
• Part number 121.61105 for precise identification
• Vented disc brake rotor design for improved cooling
• Nominal thickness of 0.748 inches (19.000 mm)
• Discard thickness at 0.689 inches (17.500 mm)
• Outside diameter of 13.780 inches (350.000 mm)
• Overall height of 1.378 inches (35.000 mm)
• Floating disc mounting with straight vane style for efficient airflow
• 5 stud/lug holes with 0.583 inch (14.800 mm) diameter
• Center hole diameter of 2.783 inches (70.700 mm)
• Does not include ABS tone ring or bearings

About the C-TEK Standard Disc Brake Rotors Line

The C-TEK Standard Disc Brake Rotors line by Centric offers a balance of quality and value for standard braking applications. This product line focuses on delivering rotors with precise fitment and consistent performance, making it suitable for routine maintenance and replacement on vehicles like the Ford Mustang. The 121.61105 rotor maintains strict manufacturing tolerances to ensure proper fit and function within the braking system.

Technical Details and Specifications

This Centric rotor features a vented design with straight vanes that promote effective heat dissipation, reducing the risk of brake fade during extended use. The smooth surface finish supports even pad wear and quiet operation. With a nominal thickness of 0.748 inches and a discard thickness of 0.689 inches, this rotor meets OEM specifications for thickness limits. The floating disc mounting style allows for slight movement to accommodate thermal expansion and improve rotor longevity. The rotor’s 5-lug hole pattern and 114.3 mm bolt circle diameter ensure compatibility with the Ford Mustang’s wheel hub assembly.

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
• Resolving noise issues related to uneven rotor surfaces
• Upgrading to vented rotors for improved heat management
• Ensuring proper fitment for Ford Mustang brake system maintenance

Installation Notes and Tips

• Verify rotor thickness before installation to ensure it meets minimum discard thickness
• Clean rotor surface to remove any protective coatings or debris prior to mounting
• Use proper torque specifications on lug nuts to avoid rotor warping
• Check compatibility with existing brake pads and calipers on the Ford Mustang
• Inspect wheel bearings and hub assembly during rotor replacement

Quality Assurance and Warranty

Centric manufactures the C-TEK Standard Disc Brake Rotors to meet or exceed OEM standards for fit, form, and function. While specific warranty details for part number 121.61105 are not provided here, Centric typically offers coverage against defects in materials and workmanship. Users should consult product documentation or Centric directly for warranty terms related to this rotor.