Centric 121.51046 Disc Brake Rotor - Front

Overview of Centric C-TEK Standard Disc Brake Rotor 121.51046

The Centric C-TEK Standard Disc Brake Rotor 121.51046 is engineered for reliable braking performance on select Hyundai and Kia vehicles. Designed specifically for models such as the Hyundai Equus, Genesis, and Kia K900, this vented rotor offers consistent stopping power and durability.

• Compatible with Hyundai Equus, Genesis, and Kia K900
• Part number 121.51046 for precise identification
• Vented disc brake rotor with smooth surface finish
• Nominal thickness of 1.185 inches (30.1 mm) and discard thickness of 1.118 inches (28.4 mm)
• Overall height of 2.224 inches (56.5 mm) and outside diameter of 14.173 inches (360 mm)
• Floating disc mounting with 5 lug holes and 4.5 inch bolt circle diameter
• Weight approximately 31.9 lbs (14.5 kgs)

About the C-TEK Standard Disc Brake Rotors Line

The C-TEK Standard Disc Brake Rotors line by Centric is designed to meet or exceed OEM specifications for standard replacement rotors. This product line focuses on delivering reliable braking performance with quality materials and precise manufacturing tolerances. The 121.51046 rotor exemplifies this approach by providing a vented design that helps dissipate heat effectively, maintaining rotor integrity and brake system efficiency under normal driving conditions.

Technical Specifications and Features

This disc brake rotor features a vented design with straight vanes to improve airflow and cooling during braking. The smooth surface type ensures consistent pad contact and reduces noise. The rotor’s nominal thickness is 1.185 inches (30.1 mm), with a discard thickness of 1.118 inches (28.4 mm), indicating when replacement is necessary to maintain safe braking performance. The overall height measures 2.224 inches (56.5 mm), and the outside diameter is 14.173 inches (360 mm), matching OEM dimensions for proper fitment.

The rotor mounts using a floating disc mounting system and includes 5 stud/lug holes with a diameter of 0.488 inches (12.4 mm) arranged on a 4.5 inch (114.3 mm) bolt circle diameter. The center hole diameter is 2.717 inches (69 mm), and the rotor weighs approximately 31.9 lbs (14.5 kgs). This rotor does not include an ABS tone ring or bearings.

Applications and Problem Solving

• Replacement for worn or warped rotors on Hyundai Equus, Genesis, and Kia K900
• Addresses brake pulsation and vibration issues caused by uneven rotor surfaces
• Restores proper braking performance and pedal feel
• Helps prevent brake fade by improving heat dissipation with vented design
• Ensures safe stopping distances by maintaining OEM thickness specifications

Installation Notes and Tips

• Verify rotor thickness before installation; replace if below discard thickness of 1.118 inches (28.4 mm)
• Ensure proper cleaning of rotor surface to remove any protective coatings or debris
• Check compatibility with vehicle make and model: Hyundai Equus, Genesis, Kia K900
• Use correct torque specifications for lug nuts and mounting bolts
• Inspect brake pads and replace if worn to ensure optimal rotor performance

Quality Assurance and Warranty

Centric’s C-TEK Standard Disc Brake Rotors are manufactured to meet or exceed OEM standards, ensuring consistent quality and performance. While specific warranty details are not provided here, Centric typically offers coverage against defects in materials and workmanship. For warranty information, refer to Centric’s official documentation or contact the manufacturer directly.