Centric 121.58003 Disc Brake Rotor - Front

Reliable Disc Brake Rotor for Jeep Grand Cherokee

The Centric C-TEK Standard Disc Brake Rotor 121.58003 is engineered to meet the braking demands of Jeep Grand Cherokee vehicles. Designed with precision, this vented rotor ensures consistent performance and durability under various driving conditions.

• Compatible with Jeep Grand Cherokee models
• Vented disc brake rotor with smooth surface finish
• Nominal thickness of 1.260 inches (32.000 mm) and discard thickness of 1.252 inches (31.800 mm)
• Overall height of 2.087 inches (53.000 mm) for proper fitment
• Outside diameter of 14.173 inches (360.000 mm) for optimal braking surface
• Floating disc mounting design with straight vane style for effective heat dissipation
• Five stud/lug holes with 0.642 inch (16.300 mm) diameter and 4.992 inch (126.800 mm) bolt circle diameter
• Center hole diameter of 2.835 inches (72.000 mm) for accurate hub alignment
• Weight approximately 28.5 lbs (12.95 kgs) for balanced performance

About the C-TEK Standard Disc Brake Rotors Line

The C-TEK Standard Disc Brake Rotors line by Centric offers a reliable replacement option 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 longevity. The 121.58003 rotor is part of this line, featuring a vented design and floating disc mounting to help maintain optimal temperature control and reduce brake fade in Jeep Grand Cherokee applications.

Product Details and Specifications

This Centric disc brake rotor features a vented design with straight vanes that promote efficient heat dissipation during braking. The smooth surface type helps reduce pad wear and noise. With a nominal thickness of 1.260 inches (32.000 mm) and a discard thickness of 1.252 inches (31.800 mm), this rotor provides a clear service limit for safe operation. The overall height of 2.087 inches (53.000 mm) and outside diameter of 14.173 inches (360.000 mm) ensure proper fitment on compatible Jeep Grand Cherokee models. The rotor mounts using a floating disc design with five lug holes, each 0.642 inches (16.300 mm) in diameter, arranged on a 4.992 inch (126.800 mm) bolt circle diameter. The center hole diameter of 2.835 inches (72.000 mm) allows for precise hub alignment.

Common Applications and Problem Solving

• Replacement for worn or warped rotors on Jeep Grand Cherokee
• Addresses brake pulsation and vibration issues
• Helps restore braking performance and pedal feel
• Reduces brake fade caused by overheating during extended use
• Eliminates noise and uneven pad wear associated with damaged rotors

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 limit of 1.252 inches (31.800 mm) to maintain safe braking performance. Use proper torque specifications for lug nuts and mounting bolts to avoid rotor warping. This rotor does not include bearings or an ABS tone ring, so confirm compatibility with your vehicle’s braking system. It is recommended to replace brake pads simultaneously for optimal braking efficiency.

Quality Assurance and Warranty

Centric C-TEK Standard Disc Brake Rotors are manufactured to meet or exceed OEM standards, ensuring reliable performance and durability. While specific warranty details for part number 121.58003 are not provided here, Centric typically offers limited warranties covering defects in materials and workmanship. Always consult product documentation or manufacturer resources for complete warranty information.