Centric 121.40080 Disc Brake Rotor - Front

Overview of Centric C-TEK Standard Disc Brake Rotor 121.40080

The Centric C-TEK Standard Disc Brake Rotor 121.40080 is engineered for reliable braking performance on Acura ILX and RDX models. Designed as a vented rotor with a smooth surface, it offers consistent heat dissipation and durability for everyday driving conditions.

• Compatible with Acura ILX and RDX vehicles
• Part number 121.40080 for precise identification
• Vented disc brake rotor design for improved cooling
• Overall diameter of 12.276 inches (311.8 mm)
• Nominal thickness of 0.984 inches (25.0 mm) and discard thickness of 0.906 inches (23.0 mm)
• Floating disc mounting with a vented hat and straight vane style
• Five stud/lug holes with a 4.5 inch (114.3 mm) bolt circle diameter
• Center hole diameter of 2.528 inches (64.2 mm)
• Weight approximately 16.75 lbs (7.6 kgs)

Detailed Product Description

This Centric C-TEK Standard Disc Brake Rotor 121.40080 is a vented rotor designed to provide effective heat dissipation during braking, reducing the risk of brake fade. The smooth surface finish ensures consistent pad contact and braking performance. The rotor features a floating disc mounting system with a vented hat and straight vane style, which enhances airflow and cooling efficiency. With a nominal thickness of 0.984 inches and a discard thickness of 0.906 inches, this rotor meets OEM specifications for thickness and wear limits. The rotor’s overall diameter of 12.276 inches and five-lug bolt pattern with a 4.5 inch bolt circle diameter ensure proper fitment on compatible Acura ILX and RDX models. The center hole diameter of 2.528 inches allows for accurate hub centering during installation.

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 standards for fit, form, and function. This product line focuses on providing reliable, direct replacement rotors with consistent quality and performance. The 121.40080 rotor exemplifies this approach by offering a vented design and precise manufacturing tolerances suitable for Acura ILX and RDX vehicles, ensuring dependable braking under normal driving conditions.

Common Applications and Issues Addressed

• Replacement for worn or warped rotors causing brake pulsation
• Restoring braking performance due to rotor thickness below discard limits
• Addressing excessive brake noise or vibration related to rotor surface condition
• Improving heat dissipation to reduce brake fade during regular driving
• Ensuring proper rotor fitment for Acura ILX and RDX brake systems

Installation Notes and Tips

• Verify rotor thickness before installation; replace if below 0.906 inches discard thickness
• Ensure hub surface is clean and free of debris for proper rotor mounting
• Torque lug nuts to manufacturer specifications to avoid rotor warping
• Check compatibility with vehicle ABS system; this rotor does not include an ABS tone ring
• Inspect brake pads and replace if worn to maintain optimal braking performance

Quality Assurance and Warranty

Centric C-TEK Standard Disc Brake Rotors are manufactured to meet strict quality standards, ensuring consistent performance and durability. While specific warranty details for part number 121.40080 should be confirmed with the supplier, Centric generally offers coverage against defects in materials and workmanship. This rotor is produced to OEM specifications for Acura ILX and RDX models, providing confidence in fit and function.