Centric 121.42039 Disc Brake Rotor - Rear

Reliable Disc Brake Rotor for Nissan Pathfinder

The Centric C-TEK Standard Disc Brake Rotor 121.42039 is engineered to provide consistent braking performance for Nissan Pathfinder vehicles. Designed with precision, this vented rotor ensures effective heat dissipation and durability under demanding driving conditions.

• Compatible with Nissan Pathfinder models
• Part number: 121.42039
• Vented disc brake rotor with smooth surface finish
• Outside diameter: 11.240 inches (285.5 mm)
• Nominal thickness: 0.709 inches (18.0 mm)
• Discard thickness: 0.630 inches (16.0 mm)
• Overall height: 2.756 inches (70.0 mm)
• 6 stud/lug holes with 0.492 inch (12.5 mm) diameter
• Center hole diameter: 3.957 inches (100.5 mm)
• Mounting bolt hole circle diameter: 5.5 inches (139.7 mm)
• Weight: 13.5 lbs (6.14 kgs)

About the C-TEK Standard Disc Brake Rotors Line

The C-TEK Standard Disc Brake Rotors line by Centric offers reliable replacement rotors designed to meet or exceed OEM specifications. This product line focuses on providing solid and vented rotors with smooth surfaces to ensure consistent braking performance and fitment accuracy. The 121.42039 rotor is a vented type, which helps improve heat dissipation during braking, reducing the risk of brake fade and extending rotor life.

Product Details and Specifications

This disc brake rotor features a vented design with straight vanes to optimize airflow and cooling. The smooth surface finish ensures proper pad bedding and consistent contact with brake pads. With a nominal thickness of 0.709 inches and a discard thickness of 0.630 inches, this rotor maintains structural integrity and safety throughout its service life. The rotor’s overall height is 2.756 inches, and it includes six lug holes with a diameter of 0.492 inches, matching the Nissan Pathfinder’s mounting specifications. Note that this rotor does not include an ABS tone ring or bearings.

Common Applications and Problem Solving

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

Installation Notes and Tips

Ensure the rotor surface is clean and free of rust or debris before installation. Verify the rotor thickness is above the discard thickness of 0.630 inches to maintain safety standards. Use proper torque specifications for the 6 lug nuts to avoid rotor warping. This rotor is designed for floating/dih disc mounting and requires no additional bearings or ABS tone ring installation.

Quality Assurance and Warranty

Centric’s C-TEK Standard Disc Brake Rotors are manufactured to meet OEM quality standards, ensuring reliable fit and function. While specific warranty details are not provided here, Centric typically offers coverage against defects in materials and workmanship. Always consult product documentation or the manufacturer for complete warranty information.