Centric 121.62124 Disc Brake Rotor - Front

Reliable Disc Brake Rotor for Buick, Chevrolet, and Pontiac

The Centric C-TEK Standard Disc Brake Rotor 121.62124 offers dependable braking performance for select Buick, Chevrolet, and Pontiac models. Designed to meet OEM specifications, this vented rotor ensures consistent heat dissipation and smooth braking for vehicles like the Camaro, G8, Regal, and SS.

• Part Number: 121.62124
• Vented disc brake rotor with pillar vane style for improved cooling
• Outside diameter: 355.4 mm (13.992 inches)
• Nominal thickness: 31.9 mm (1.256 inches); discard thickness: 30.0 mm (1.181 inches)
• Overall height: 49.7 mm (1.957 inches)
• Floating disc mounting with 5 lug holes (16.2 mm diameter)
• Smooth surface type for consistent pad contact
• Center hole diameter: 67.4 mm (2.654 inches)
• Mounting bolt hole circle diameter: 120 mm (4.724 inches)
• Weight: 11.61 kg (25.55 lbs)
• ABS tone ring not included; bearings not included

About the C-TEK Standard Disc Brake Rotors Line

The C-TEK Standard Disc Brake Rotors line by Centric is engineered to provide reliable, direct-fit replacement rotors that meet or exceed OEM standards. This product line focuses on delivering consistent braking performance with vented rotors designed to optimize heat dissipation and reduce brake fade. The 121.62124 rotor is part of this line, offering a smooth surface and pillar vane design to maintain effective braking for compatible Buick, Chevrolet, and Pontiac vehicles.

Technical Details and Compatibility

This disc brake rotor features a vented design with pillar-style vanes that enhance airflow and cooling during braking. The rotor’s nominal thickness of 31.9 mm and discard thickness of 30.0 mm ensure it maintains structural integrity and safety throughout its service life. The floating disc mounting and 5-lug hole pattern with a 120 mm bolt circle diameter provide a secure fit for models including the Chevrolet Camaro, Pontiac G8, Buick Regal, and Chevrolet SS. The smooth surface type supports even brake pad wear and consistent stopping power.

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
• Improving heat dissipation to prevent brake fade during heavy use
• Restoring proper rotor dimensions for safe and reliable braking
• Ensuring compatibility with floating disc mounting systems on specified vehicles

Installation Notes and Tips

Before installation, verify rotor dimensions against vehicle specifications to ensure proper fit. Clean the rotor surface to remove any protective coatings or contaminants. Use proper torque specifications for mounting bolts and inspect related components such as brake pads and calipers for wear. Since bearings and ABS tone rings are not included, reuse existing components or replace as necessary. Proper bedding-in of new rotors and pads is recommended to optimize braking performance.

Quality Assurance and Warranty

Centric’s C-TEK Standard Disc Brake Rotors are manufactured to meet strict quality standards and OEM specifications. While specific warranty details for part number 121.62124 should be confirmed with the supplier, Centric typically offers coverage against defects in materials and workmanship. This rotor is engineered to provide consistent, reliable braking performance for compatible Buick, Chevrolet, and Pontiac models.