Centric 121.62112 Disc Brake Rotor - Front

Overview of Centric C-TEK Standard Disc Brake Rotor 121.62112

The Centric C-TEK Standard Disc Brake Rotor 121.62112 is engineered for reliable braking performance on Pontiac G8 vehicles. Designed as a vented rotor with a smooth surface, it offers consistent heat dissipation and durability for everyday driving conditions.

• Compatible with Pontiac G8 models
• Part number: 121.62112
• Vented disc brake rotor with curved vane style for improved cooling
• Overall diameter: 11.732 inches (298 mm)
• Nominal thickness: 1.181 inches (30 mm); discard thickness: 1.102 inches (28 mm)
• Center hole diameter: 2.654 inches (67.4 mm)
• Mounting bolt hole circle diameter: 4.724 inches (120 mm) with 5 lug holes
• Floating disc mounting design
• Weight approximately 17.8 lbs (8.09 kgs)
• ABS tone ring not included

Product Line Details: C-TEK Standard Disc Brake Rotors

The C-TEK Standard Disc Brake Rotors line by Centric focuses on providing OEM-quality replacement rotors that meet or exceed factory specifications. This product line emphasizes precise fitment and consistent braking performance, making it suitable for vehicles like the Pontiac G8 that require reliable vented rotors with smooth surfaces and curved vane designs for effective heat management.

Technical Description and Specifications

This Centric disc brake rotor features a vented design with curved vanes to enhance airflow and cooling during braking. The smooth surface finish supports even pad wear and consistent stopping power. With a nominal thickness of 1.181 inches (30 mm) and a discard thickness of 1.102 inches (28 mm), this rotor ensures safe replacement intervals. The overall height measures 2.047 inches (52 mm), and the rotor mounts using a floating disc mounting system. The 5-lug hole pattern with a 4.724-inch (120 mm) bolt circle diameter and a center hole diameter of 2.654 inches (67.4 mm) ensures proper fitment on Pontiac G8 models. This rotor does not include bearings or an ABS tone ring.

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
• Resolving noise issues related to uneven rotor surfaces
• Improving heat dissipation to prevent brake fade during extended use
• Ensuring proper fitment for Pontiac G8 brake system maintenance

Installation Notes and Tips

• Verify rotor thickness before installation to ensure it meets nominal specifications
• Clean rotor surface to remove any protective coatings or debris prior to mounting
• Use proper torque specifications on lug nuts to avoid rotor warping
• Inspect brake pads and replace if worn to maintain optimal braking performance
• Check for compatibility with existing brake components on Pontiac G8

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 121.62112 are not provided here, Centric typically offers limited warranties covering defects in materials and workmanship. It is recommended to consult product documentation or authorized sources for exact warranty terms.