Centric 121.66073 Disc Brake Rotor - Rear

Reliable Disc Brake Rotor for Chevrolet Equinox and GMC Terrain

The Centric C-TEK Standard Disc Brake Rotor 121.66073 is engineered to provide consistent braking performance for Chevrolet Equinox and GMC Terrain models. Designed with precision, this vented rotor ensures effective heat dissipation and durability under normal driving conditions.

• Compatible with Chevrolet Equinox and GMC Terrain
• Part Number: 121.66073
• Vented disc brake rotor with smooth surface finish
• Outside diameter: 11.929 inches (303.0 mm)
• Nominal thickness: 0.787 inches (20.0 mm)
• Discard thickness: 0.724 inches (18.4 mm)
• Overall height: 2.823 inches (71.7 mm)
• 5 lug holes with 4.724 inch (120 mm) bolt circle diameter
• Center hole diameter: 2.654 inches (67.4 mm)
• Weight approximately 16.1 lbs (7.3 kgs)

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 replacement needs. These rotors feature a vented design to improve heat dissipation and reduce brake fade, making them suitable for everyday driving conditions. The smooth surface finish ensures proper pad bedding and consistent braking performance, making the 121.66073 rotor a reliable choice for Chevrolet Equinox and GMC Terrain vehicles.

Product Details and Specifications

This Centric disc brake rotor is vented with straight vanes to enhance airflow and cooling during braking. The rotor’s nominal thickness of 0.787 inches (20.0 mm) and discard thickness of 0.724 inches (18.4 mm) provide clear service limits for maintenance. The overall height measures 2.823 inches (71.7 mm), and the rotor features a 5-lug hole pattern with a 4.724 inch (120 mm) bolt circle diameter, ensuring proper fitment on compatible vehicles. The center hole diameter of 2.654 inches (67.4 mm) allows for accurate mounting, and the rotor weighs approximately 16.1 lbs (7.3 kgs). This rotor does not include an ABS tone ring or bearings.

Common Applications and Issues Addressed

• Replacement for worn or warped rotors on Chevrolet Equinox and GMC Terrain
• Resolves brake pulsation and vibration issues
• Addresses reduced braking efficiency due to rotor wear
• Helps eliminate noise caused by uneven rotor surfaces
• Prevents overheating and brake fade during normal driving

Installation Notes and Tips

Ensure the vehicle is securely lifted and supported before removing the wheel and brake caliper. Inspect the brake pads and hardware for wear and replace if necessary. Clean the hub surface to remove rust or debris before installing the new rotor. Torque lug nuts to manufacturer specifications and verify rotor thickness before installation to confirm it meets minimum discard limits. This rotor is designed for floating/dih disc mounting and does not include bearings or ABS tone rings, so verify compatibility with your vehicle’s brake system.

Quality Assurance and Warranty

Centric C-TEK Standard Disc Brake Rotors are manufactured to meet OEM standards for fit, form, and function. While specific warranty details for part number 121.66073 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.