Centric 121.62024 Disc Brake Rotor - Rear

Overview of Centric C-TEK Standard Disc Brake Rotor 121.62024

The Centric C-TEK Standard Disc Brake Rotor 121.62024 is engineered for reliable braking performance on select Buick, Cadillac, and Oldsmobile vehicles. Designed as a solid rotor with a smooth surface, it meets the specifications required for models such as the Eldorado, Seville, and Riviera.

• Solid disc brake rotor with smooth surface finish
• Nominal thickness of 0.500 inches (12.7 mm) and discard thickness of 0.429 inches (10.9 mm)
• Overall height of 1.508 inches (38.3 mm)
• Outside diameter measures 10.020 inches (254.5 mm)
• Floating disc mounting design
• Five stud/lug holes with 0.516 inch (13.1 mm) diameter
• Mounting bolt hole circle diameter of 4.5 inches (114.3 mm)
• Center hole diameter of 2.783 inches (70.7 mm)
• Weight approximately 9.25 lbs (4.2 kgs)
• ABS tone ring and bearings not included

About the C-TEK Standard Disc Brake Rotors Line

The C-TEK Standard Disc Brake Rotors line by Centric offers rotors designed to meet or exceed OEM specifications for standard braking applications. This product line focuses on providing solid rotors with smooth surfaces that ensure consistent braking performance and durability. The 121.62024 rotor is part of this line, delivering dependable stopping power for compatible Buick, Cadillac, and Oldsmobile models without additional features like venting or ABS tone rings.

Technical Details and Compatibility

This Centric rotor features a solid construction with a nominal thickness of 0.500 inches and a discard thickness of 0.429 inches, ensuring it can be resurfaced within safe limits. The overall height of 1.508 inches and outside diameter of 10.020 inches align with factory specifications for proper fitment. The floating disc mounting design allows for slight movement to reduce stress and improve rotor life. It includes five lug holes sized at 0.516 inches diameter on a 4.5-inch bolt circle, compatible with vehicles such as the Buick Allante, Cadillac Eldorado, and Oldsmobile Toronado.

Common Applications and Problem Solving

• Replacement for worn or warped rotors causing brake pulsation
• Restores braking performance on Buick Riviera and Cadillac Seville
• Addresses rotor thickness below discard limits to maintain safety
• Eliminates noise and vibration from uneven rotor surfaces
• Suitable for vehicles lacking ABS tone ring requirements

Installation Notes and Tips

• Verify rotor thickness before installation to ensure it meets minimum discard thickness
• Clean rotor surface and hub mounting area to prevent runout
• Use proper torque specifications on lug nuts to avoid rotor warping
• Check compatibility with vehicle’s floating disc mounting system
• ABS tone ring and bearings must be sourced separately if required

Quality Assurance and Warranty

Centric manufactures the C-TEK Standard Disc Brake Rotors to meet OEM standards for fit, form, and function. While specific warranty details for part number 121.62024 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 applicable to this rotor.