Centric 121.62051 Disc Brake Rotor - Rear

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

The Centric C-TEK Standard Disc Brake Rotor 121.62051 is engineered to provide consistent braking performance for select Buick, Chevrolet, Oldsmobile, and Pontiac models. Designed as a solid rotor with a smooth surface, it meets the specifications required for vehicles like the Cutlass Supreme, Grand Prix, Lumina, Monte Carlo, and Regal.

• Part Number: 121.62051
• Brand Line: C-TEK Standard Disc Brake Rotors
• Solid disc brake rotor with smooth surface finish
• Outside diameter: 10.945 inches (278.0 mm)
• Nominal thickness: 0.433 inches (11.0 mm)
• Discard thickness: 0.370 inches (9.4 mm)
• Overall height: 1.028 inches (26.1 mm)
• Center hole diameter: 2.787 inches (70.8 mm)
• Mounting bolt hole circle diameter: 4.5 inches (114.3 mm)
• 5 stud/lug holes, each 0.516 inches (13.1 mm) in diameter
• Floating disc mounting design
• Weight: 8.5 lbs (3.86 kgs)
• ABS tone ring not included
• No bearings 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 OEM specifications for a range of domestic vehicles. This product line focuses on providing reliable, direct replacement rotors with precise dimensions and quality materials. The 121.62051 rotor is part of this line, ensuring compatibility and consistent braking performance for the specified Buick, Chevrolet, Oldsmobile, and Pontiac models.

Product Details and Specifications

This solid disc brake rotor features a smooth surface type, which is ideal for standard braking applications. The rotor’s nominal thickness of 0.433 inches (11.0 mm) and discard thickness of 0.370 inches (9.4 mm) define the usable lifespan before replacement is necessary. The overall height of 1.028 inches (26.1 mm) and outside diameter of 10.945 inches (278.0 mm) ensure proper fitment and clearance. The rotor mounts using a floating disc mounting system and includes five lug holes with a 4.5-inch bolt circle diameter, matching the factory specifications for the listed vehicle models.

Common Applications and Problem Solving

• Replacement for worn or warped rotors on Buick Cutlass Supreme and Chevrolet Monte Carlo
• Restores braking performance on Oldsmobile Regal and Pontiac Grand Prix with rotor thickness below discard limits
• Addresses brake pulsation and noise caused by uneven rotor surfaces
• Suitable for vehicles experiencing reduced braking efficiency due to rotor wear
• Compatible with models requiring solid rotors without ABS tone rings

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 uneven contact
• Use proper torque specifications for lug nuts to avoid rotor warping
• Check compatibility with vehicle’s brake system, especially for ABS components
• Inspect brake pads and replace if worn to maintain optimal braking performance

Quality Assurance and Warranty

Centric’s C-TEK Standard Disc Brake Rotors are manufactured to meet or exceed OEM standards, ensuring reliable fit and function. While specific warranty details for part number 121.62051 are not provided here, Centric typically offers limited warranties covering defects in materials and workmanship. It is recommended to consult the product packaging or Centric’s official documentation for exact warranty terms.