Centric 121.67042 Disc Brake Rotor - Front

Overview of Centric C-TEK Standard Disc Brake Rotor 121.67042

The Centric C-TEK Standard Disc Brake Rotor 121.67042 is engineered for reliable braking performance on Jeep Grand Cherokee models. Designed as a vented rotor with a smooth surface, it offers consistent heat dissipation and durability for everyday driving conditions.

• Compatible with Jeep Grand Cherokee vehicles
• Part number 121.67042 for precise identification
• Vented disc brake rotor design for improved cooling
• Overall diameter of 12.008 inches (305 mm)
• Nominal thickness of 1.024 inches (26 mm) with discard thickness at 0.965 inches (24.5 mm)
• Floating disc mounting style with straight vane design
• 5 lug holes with 0.602 inch (15.3 mm) diameter each
• Center hole diameter of 2.835 inches (72 mm)
• Weight approximately 18 lbs (8.18 kgs)
• ABS tone ring not included

Details on C-TEK Standard Disc Brake Rotors

The C-TEK Standard Disc Brake Rotors line by Centric focuses on delivering dependable replacement rotors that meet or exceed OEM specifications. This product line emphasizes consistent rotor thickness and balanced venting to maintain optimal braking performance and rotor longevity. The 121.67042 rotor fits within this line by providing a vented design with straight vanes, which helps dissipate heat effectively during braking cycles on Jeep Grand Cherokee models.

Technical Specifications and Features

This disc brake rotor features a nominal thickness of 1.024 inches (26 mm) and a discard thickness of 0.965 inches (24.5 mm), ensuring safe replacement intervals. The rotor’s overall height measures 2.5 inches (63.5 mm), and it has an outside diameter of 12.008 inches (305 mm). The floating disc mounting style allows for slight movement to reduce stress and improve brake pad contact. The rotor includes five lug holes with a 5-inch (127 mm) bolt circle diameter, compatible with Jeep Grand Cherokee wheel hubs. The smooth surface finish supports consistent pad wear and braking response.

Common Applications and Problem Solving

• Replacement for worn or warped rotors on Jeep Grand Cherokee
• Addresses brake pulsation caused by uneven rotor thickness
• Improves heat dissipation to reduce brake fade during extended use
• Restores braking performance after rotor surface damage or scoring
• Compatible upgrade for maintaining OEM braking standards

Installation Notes and Tips

• Ensure rotor thickness is above discard thickness before installation
• Clean rotor surface to remove any protective coatings or debris
• Verify compatibility with Jeep Grand Cherokee model year and wheel specifications
• Torque lug nuts to manufacturer specifications to avoid rotor warping
• Check brake pads for wear and replace if necessary during rotor installation

Quality Assurance and Warranty

Centric’s C-TEK Standard Disc Brake Rotors are manufactured to meet strict quality control standards, ensuring consistent performance and durability. While specific warranty details for part number 121.67042 should be confirmed with the supplier, Centric typically offers limited warranties covering defects in materials and workmanship. This rotor is designed to provide reliable braking performance aligned with OEM requirements for Jeep Grand Cherokee vehicles.