Centric 121.42057 Disc Brake Rotor - Front

Reliable Disc Brake Rotor for Nissan 240SX

The Centric C-TEK Standard Disc Brake Rotor 121.42057 is engineered to meet the braking demands of Nissan 240SX vehicles. Designed with precision, this vented rotor offers consistent performance and durability for everyday driving conditions.

• Compatible with Nissan 240SX models
• Vented disc brake rotor design for improved heat dissipation
• Nominal thickness of 0.787 inches (20.000 mm) with discard thickness at 0.709 inches (18.000 mm)
• Overall height of 1.937 inches (49.200 mm)
• Outside diameter measures 9.913 inches (251.800 mm)
• Floating disc mounting with 5 lug holes (0.496 inches / 12.600 mm diameter)
• Smooth surface type for consistent pad contact
• Includes 2 miscellaneous holes and straight vane style for effective cooling
• 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 12 lbs (5.450 kgs)

About the C-TEK Standard Disc Brake Rotors Line

The C-TEK Standard Disc Brake Rotors line by Centric is designed to provide reliable, OEM-quality replacement rotors that meet or exceed factory specifications. This product line focuses on delivering rotors with precise dimensions and consistent performance, making them suitable for routine maintenance and brake system repairs on vehicles like the Nissan 240SX.

Product Details and Specifications

This Centric disc brake rotor features a vented design with straight vanes to enhance airflow and reduce heat buildup during braking. The rotor’s nominal thickness of 0.787 inches (20.000 mm) ensures structural integrity, while the discard thickness of 0.709 inches (18.000 mm) indicates the minimum safe thickness before replacement is necessary. The smooth surface type promotes even brake pad wear and consistent stopping power. The floating disc mounting style and 5 lug holes with a diameter of 0.496 inches (12.600 mm) provide secure fitment on the Nissan 240SX. With an overall height of 1.937 inches (49.200 mm) and an outside diameter of 9.913 inches (251.800 mm), this rotor matches OEM dimensions for proper installation and performance.

Common Applications and Problem Solving

• Replacement for worn or warped rotors on Nissan 240SX
• Addresses brake pulsation and vibration issues
• Restores proper braking performance and pedal feel
• Helps reduce brake fade caused by overheating
• Suitable for routine brake system maintenance and repair

Installation Notes and Tips

Ensure the rotor thickness is above the discard thickness of 0.709 inches (18.000 mm) before installation. Clean the rotor surface to remove any protective coating or debris prior to mounting. Verify the 5-lug bolt pattern and center hole diameter of 2.677 inches (68.000 mm) match the vehicle specifications. Use proper torque settings on lug nuts to avoid rotor warping. This rotor does not include ABS tone ring or bearings, so confirm compatibility with your vehicle’s brake system components.

Quality Assurance and Warranty

Centric C-TEK Standard Disc Brake Rotors are manufactured to meet strict quality standards and OEM specifications. While specific warranty details are not provided here, Centric products typically come with a limited warranty against defects in materials and workmanship. Refer to Centric’s official documentation for complete warranty information.