Centric 121.40042 Disc Brake Rotor - Rear

Overview of Centric C-TEK Standard Disc Brake Rotor 121.40042

The Centric C-TEK Standard Disc Brake Rotor 121.40042 is engineered for reliable braking performance on select Acura and Honda vehicles. Designed as a solid rotor with a smooth surface, it provides consistent stopping power for models like the Accord, Civic, Integra, and RSX.

• Compatible with Acura and Honda Accord, Civic, Integra, and RSX
• Part number 121.40042 for precise identification
• Solid disc brake rotor with smooth surface finish
• Outside diameter of 10.224 inches (259.7 mm)
• Nominal thickness of 0.354 inches (9.0 mm) and discard thickness of 0.315 inches (8.0 mm)
• Overall height of 1.902 inches (48.3 mm)
• Floating disc mounting design with 5 lug holes (0.496 inches diameter)
• Center hole diameter of 2.528 inches (64.2 mm) and mounting bolt hole circle diameter of 4.5 inches (114.3 mm)
• Weight approximately 8.5 lbs (3.86 kgs)

Detailed Product Description

The Centric C-TEK Standard Disc Brake Rotor 121.40042 is a solid rotor designed to meet OEM specifications for Acura and Honda vehicles including the Accord, Civic, Integra, and RSX. Its smooth surface type ensures even pad contact and consistent braking performance. The rotor features a floating disc mounting design, which helps accommodate slight misalignments and reduces stress on the braking system. With a nominal thickness of 0.354 inches and a discard thickness of 0.315 inches, this rotor provides a clear service life indicator to maintain safe braking conditions. The rotor’s outside diameter of 10.224 inches and overall height of 1.902 inches are engineered to fit the specified vehicle models precisely. The 5 lug holes with a diameter of 0.496 inches and a mounting bolt hole circle diameter of 4.5 inches ensure secure installation.

The C-TEK Standard Disc Brake Rotors product line focuses on delivering reliable, standard replacement rotors that meet or exceed OEM standards. This line is designed for drivers seeking dependable braking components without additional features like venting or ABS tone rings, making it suitable for routine maintenance and repair on compatible Acura and Honda models.

Common Applications and Problem Solving

• Replacement for worn or warped rotors causing brake pulsation
• Addressing rotor thickness below manufacturer discard limits
• Resolving uneven brake pad wear due to rotor surface imperfections
• Eliminating noise or vibration from damaged or corroded rotors
• Restoring braking performance on Acura and Honda Accord, Civic, Integra, and RSX

Installation Notes and Tips

• Verify rotor thickness before installation to ensure it meets minimum discard thickness
• Clean rotor surface and hub mounting area to prevent uneven contact
• Use proper torque specifications on lug nuts to avoid rotor warping
• Inspect brake pads and replace if worn to ensure optimal rotor performance
• Check for compatibility with vehicle ABS systems; this rotor does not include an ABS tone ring

Quality Assurance and Warranty

Centric manufactures the C-TEK Standard Disc Brake Rotors to meet strict quality standards, ensuring consistent performance and durability. While specific warranty details for part number 121.40042 should be confirmed with the manufacturer or distributor, Centric typically offers coverage against defects in materials and workmanship. This rotor is produced to OEM specifications for Acura and Honda vehicles, providing confidence in fit and function.