Centric 121.42043 Disc Brake Rotor - Front

Overview of Centric C-TEK Standard Disc Brake Rotor 121.42043

The Centric C-TEK Standard Disc Brake Rotor 121.42043 is engineered for reliable braking performance on select INFINITI and Nissan vehicles. Designed specifically for models like the INFINITI I30 and Nissan Maxima, this vented rotor ensures consistent heat dissipation and smooth braking response.

• Compatible with INFINITI I30 and Nissan Maxima
• Part number 121.42043 for precise identification
• Vented disc brake rotor with straight vane style for effective cooling
• Nominal thickness of 0.866 inches (22.000 mm) and discard thickness of 0.787 inches (20.000 mm)
• Overall height of 1.933 inches (49.100 mm) and outside diameter of 11.024 inches (280.000 mm)
• Floating disc mounting with 5 lug holes, 0.496 inches (12.600 mm) diameter each
• Center hole diameter of 2.677 inches (68.000 mm) and mounting bolt hole circle diameter of 4.500 inches (114.300 mm)
• Weight approximately 15.5 lbs (7.05 kgs)
• Smooth surface type without ABS tone ring or included bearings

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. The 121.42043 rotor features a vented design with straight vanes that promote efficient heat dissipation, reducing the risk of brake fade during extended use. Its smooth surface ensures consistent pad contact and braking performance. The floating disc mounting style allows for slight movement to accommodate thermal expansion and improve rotor longevity. This rotor is engineered with precise dimensions including a nominal thickness of 0.866 inches and an outside diameter of 11.024 inches, making it a direct replacement for compatible INFINITI I30 and Nissan Maxima models.

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 and vibration from uneven rotor surfaces
• Improving heat management in braking systems to prevent fade
• Restoring proper rotor dimensions for safe and reliable braking

Installation Notes and Tips

• Verify rotor part number 121.42043 matches vehicle specifications before installation
• Ensure rotor thickness is above discard thickness of 0.787 inches for safe use
• Clean rotor surface and hub mounting area to prevent uneven wear
• Use proper torque specifications on lug nuts and mounting bolts
• Check for compatibility with existing brake pads and calipers on INFINITI I30 and Nissan Maxima

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 121.42043 should be confirmed with the supplier, Centric typically offers coverage against defects in materials and workmanship. This rotor is produced without ABS tone rings or included bearings, focusing on core braking functionality for the specified vehicle applications.