Centric 121.51042 Disc Brake Rotor - Front

Overview of Centric C-TEK Standard Disc Brake Rotor 121.51042

The Centric C-TEK Standard Disc Brake Rotor 121.51042 is engineered for reliable braking performance on select Hyundai and Kia vehicles. Designed specifically for models like the Hyundai Equus, Genesis, and Kia K900, this vented rotor ensures consistent heat dissipation and smooth braking response.

• Compatible with Hyundai Equus, Genesis, and Kia K900
• Part number 121.51042 for precise identification
• Vented disc brake rotor with smooth surface finish
• Nominal thickness of 1.181 inches (30.000 mm) and discard thickness of 1.118 inches (28.400 mm)
• Outside diameter of 13.583 inches (345.000 mm) for exact fitment
• Floating disc mounting with straight vane style for effective cooling
• 5 stud/lug holes with 0.496 inch (12.600 mm) diameter
• Overall height of 2.228 inches (56.600 mm) and center hole diameter of 2.717 inches (69.000 mm)

Detailed Product Description

The Centric C-TEK Standard Disc Brake Rotors line offers a balance of quality and value, designed to meet or exceed OEM specifications. This particular rotor, part number 121.51042, features a vented design with straight vanes that promote efficient heat dissipation during braking, reducing the risk of brake fade. The smooth surface type ensures consistent pad contact and braking performance. With a floating disc mounting system, this rotor accommodates slight movement to reduce stress and improve longevity. The rotor’s dimensions, including a 13.583 inch outside diameter and 5 lug holes spaced on a 4.500 inch bolt circle diameter, are tailored for direct replacement on Hyundai Equus, Genesis, and Kia K900 models.

Common Applications and Problem Solving

• Replacement for worn or warped rotors causing vibration or noise
• Restores braking efficiency lost due to rotor thickness below discard limits
• Addresses overheating issues by improving heat dissipation with vented design
• Eliminates uneven pad wear caused by rotor surface irregularities
• Ensures proper fitment and alignment on specified Hyundai and Kia vehicles

Installation Notes and Tips

• Verify rotor dimensions and part number 121.51042 before installation
• Ensure hub surface is clean and free of debris for proper rotor seating
• Torque lug nuts to manufacturer specifications to avoid rotor warping
• Check brake pads for wear and replace if necessary during rotor installation
• Perform a bed-in procedure after installation to optimize braking performance

Quality Assurance and Warranty

Centric’s C-TEK Standard Disc Brake Rotors are manufactured to meet strict quality standards, ensuring durability and consistent performance. While specific warranty details for part number 121.51042 should be confirmed with the supplier, Centric typically offers coverage against defects in materials and workmanship. This rotor is designed to provide reliable braking for Hyundai Equus, Genesis, and Kia K900 vehicles when installed and maintained according to manufacturer guidelines.