Centric 121.66060 Disc Brake Rotor - Rear

Reliable Disc Brake Rotor for Buick, Chevrolet, Pontiac, and Saturn

The Centric C-TEK Standard Disc Brake Rotor 121.66060 is engineered to meet the braking needs of select Buick, Chevrolet, Pontiac, and Saturn models. Designed for solid performance and durability, this rotor ensures consistent stopping power for vehicles like the Montana, Relay, Terraza, and Uplander.

• Part Number: 121.66060
• Compatible with Buick Montana, Chevrolet Uplander, Pontiac Montana, Saturn Relay, and Terraza
• Solid disc brake rotor with smooth surface finish
• Outside diameter: 11.772 inches (299.0 mm)
• Nominal thickness: 0.472 inches (12.0 mm), discard thickness: 0.413 inches (10.5 mm)
• Overall height: 1.441 inches (36.6 mm)
• Center hole diameter: 2.783 inches (70.7 mm)
• Mounting bolt hole circle diameter: 4.5 inches (114.3 mm) with 5 lug holes
• Floating disc mounting with one miscellaneous hole
• Weight: 12.5 lbs (5.68 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 reliable replacement rotors designed to meet or exceed OEM specifications. This product line focuses on providing solid rotors with smooth surfaces that deliver consistent braking performance for everyday driving conditions. The 121.66060 rotor is part of this line, offering a direct fit for specific GM vehicles without the need for additional modifications.

Product Details and Specifications

This Centric disc brake rotor features a solid design with a smooth surface type, optimized for standard braking applications. The rotor measures 11.772 inches in outside diameter and has a nominal thickness of 0.472 inches, with a discard thickness of 0.413 inches, ensuring safe replacement intervals. The overall height is 1.441 inches, and it mounts using a 5-lug pattern with a 4.5-inch bolt circle diameter. The center hole diameter is 2.783 inches, and the rotor weighs approximately 12.5 pounds. It uses a floating disc mounting system and includes one miscellaneous hole, but does not come with an ABS tone ring or bearings.

Common Applications and Problem Solving

• Replacement for worn or warped rotors on Buick Montana and Pontiac Montana
• Restores braking performance on Chevrolet Uplander and Saturn Relay with rotor wear
• Addresses brake pulsation caused by uneven rotor surfaces
• Eliminates noise and vibration from damaged or scored rotors
• Ensures proper rotor thickness for safe braking operation

Installation Notes and Tips

• Verify compatibility with vehicle make and model before installation
• Inspect brake pads and replace if worn to ensure optimal rotor performance
• Clean rotor surface before installation to remove any protective coatings
• Torque lug nuts to manufacturer specifications to avoid rotor warping
• Check for proper rotor thickness and discard if below 0.413 inches

Quality Assurance and Warranty

Centric manufactures the C-TEK Standard Disc Brake Rotors to meet strict quality standards, ensuring reliable fit and function. While specific warranty details for part number 121.66060 are not provided here, Centric typically offers coverage against defects in materials and workmanship. Always consult product documentation or manufacturer resources for warranty terms.