Centric 121.99011 Disc Brake Rotor - Front

Reliable Disc Brake Rotor for Pontiac Matiz

The Centric C-TEK Standard Disc Brake Rotor 121.99011 is engineered to meet the braking needs of Pontiac Matiz vehicles. Designed with precision, this solid rotor offers consistent performance and durability for everyday driving conditions.

• Compatible with Pontiac Matiz models
• Solid disc brake rotor with smooth surface finish
• Nominal thickness of 0.492 inches (12.5 mm) and discard thickness of 0.382 inches (9.7 mm)
• Overall height of 1.398 inches (35.5 mm)
• Outside diameter measures 9.291 inches (236 mm)
• Floating disc mounting design
• Four stud/lug holes with 10 mm diameter
• Mounting bolt hole circle diameter of 4.016 inches (102 mm)
• Center hole diameter of 3.386 inches (86 mm)
• Weight approximately 8.35 lbs (3.8 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 is designed to provide reliable, OEM-quality replacement rotors for a variety of vehicle applications. These rotors feature a smooth surface type and solid construction, ensuring consistent braking performance and ease of installation. The 121.99011 rotor is part of this line, offering a balance of durability and cost-effectiveness for Pontiac Matiz owners requiring dependable brake components.

Product Details and Specifications

This Centric disc brake rotor features a solid design with a smooth surface, optimized for standard braking systems without ABS tone rings. The rotor’s nominal thickness is 0.492 inches (12.5 mm), with a discard thickness of 0.382 inches (9.7 mm), indicating when replacement is necessary to maintain safe braking performance. The overall height of 1.398 inches (35.5 mm) and outside diameter of 9.291 inches (236 mm) ensure proper fitment on compatible Pontiac Matiz models. The rotor mounts using a floating disc mounting system and includes four stud/lug holes with a diameter of 10 mm, arranged on a 4.016-inch (102 mm) bolt circle diameter. The center hole diameter is 3.386 inches (86 mm), matching OEM specifications for secure installation.

Common Issues Addressed by This Rotor

• Brake rotor wear and thinning beyond discard thickness
• Vibration or pulsation during braking due to warped rotors
• Reduced braking efficiency from uneven rotor surfaces
• Noise caused by damaged or uneven rotors
• Replacement of worn or damaged rotors to restore braking performance

Installation Notes and Tips

• Ensure rotor thickness is within nominal specifications before installation
• Clean mounting surfaces to prevent uneven rotor seating
• Check compatibility with Pontiac Matiz brake calipers and hardware
• Torque lug nuts to manufacturer specifications to avoid rotor warping
• Inspect brake pads and replace if worn to ensure optimal rotor performance

Quality Assurance and Warranty

Centric C-TEK Standard Disc Brake Rotors are manufactured to meet or exceed OEM standards for fit, form, and function. While specific warranty details for part number 121.99011 may vary, Centric typically offers coverage against defects in materials and workmanship. Proper installation and maintenance are essential to ensure the longevity and performance of this disc brake rotor.