Centric 121.40017 Disc Brake Rotor - Rear

Reliable Disc Brake Rotor for Acura and Honda Vehicles

The Centric C-TEK Standard Disc Brake Rotor 121.40017 is engineered to provide consistent braking performance for select Acura and Honda models. Designed as a solid, smooth-surface rotor, it meets the specifications required for vehicles like the Honda Accord, Civic, and Acura Integra.

• Compatible with Acura and Honda models including Accord, Civic, Civic del Sol, CRX, Integra, and Prelude
• Part number 121.40017 ensures precise fitment and quality
• Solid disc brake rotor with smooth surface for reliable braking
• Outside diameter of 239 mm (9.409 inches) and overall height of 48.2 mm (1.898 inches)
• Nominal thickness of 9.0 mm (0.354 inches) with discard thickness at 8.0 mm (0.315 inches)
• Floating disc mounting with 4 stud/lug holes sized 12.7 mm (0.5 inches)
• Center hole diameter of 61 mm (2.402 inches) and mounting bolt hole circle diameter of 100 mm (3.937 inches)
• Weight approximately 3.64 kg (8 lbs) for balanced performance

About the C-TEK Standard Disc Brake Rotors Line

The C-TEK Standard Disc Brake Rotors line by Centric offers rotors designed to meet OEM specifications for standard braking applications. This product line focuses on delivering rotors with precise dimensions and consistent surface finishes, such as the smooth, solid rotor design found in part number 121.40017. These rotors are engineered to provide dependable stopping power and fitment accuracy for a range of Acura and Honda vehicles.

Product Details and Specifications

This Centric disc brake rotor features a solid construction with a smooth surface type, which is ideal for standard braking systems without ABS tone rings. The rotor measures 239 mm in outside diameter and has an overall height of 48.2 mm, ensuring compatibility with the specified vehicle models. The nominal thickness is 9.0 mm, with a discard thickness of 8.0 mm, indicating when the rotor should be replaced to maintain safe braking performance. The rotor mounts using a floating disc mounting system with four lug holes, each 12.7 mm in diameter, arranged on a 100 mm bolt circle diameter. The center hole diameter is 61 mm, allowing for proper alignment during installation.

Common Applications and Problem Solving

• Replacement for worn or warped rotors causing brake pulsation
• Addressing reduced braking efficiency due to rotor thickness below discard limits
• Eliminating noise or vibration from uneven rotor surfaces
• Upgrading to OEM-spec rotors for Acura Accord or Honda Civic brake maintenance
• Ensuring proper rotor fitment for models like the Honda Prelude and Acura Integra

Installation Notes and Tips

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

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 121.40017 are not provided here, Centric typically offers limited warranties covering defects in materials and workmanship. Using this rotor ensures adherence to factory specifications for Acura and Honda brake systems.