Centric 121.04004 Disc Brake Rotor - Front

Reliable Disc Brake Rotor for Fiat 500 and Ram 700

The Centric C-TEK Standard Disc Brake Rotor 121.04004 is engineered to provide consistent braking performance for Fiat 500 and Ram 700 models. Designed with precision, this vented rotor ensures effective heat dissipation and durability under normal driving conditions.

• Compatible with Fiat 500 and Ram 700 vehicles
• Part number 121.04004 for exact fitment
• Vented disc design with pillar-style vanes for improved cooling
• Nominal thickness of 0.866 inches (22.000 mm) and discard thickness of 0.787 inches (20.000 mm)
• Overall height of 1.720 inches (43.700 mm) and outside diameter of 11.189 inches (284.200 mm)
• Floating disc mounting with 4 stud/lug holes (0.520 inches / 13.200 mm diameter)
• Smooth surface type for consistent pad contact

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 rotors with precise dimensions and quality materials to ensure proper fit and function. The 121.04004 rotor features a vented design with pillar-style vanes to enhance heat dissipation, which helps maintain braking efficiency and rotor longevity for Fiat and Ram vehicles.

Product Details and Specifications

This Centric rotor has a nominal thickness of 0.866 inches (22.000 mm) and a discard thickness of 0.787 inches (20.000 mm), indicating when replacement is necessary to maintain safe braking. The rotor’s overall height measures 1.720 inches (43.700 mm), and it has an outside diameter of 11.189 inches (284.200 mm). It includes a floating disc mounting system with a center hole diameter of 2.323 inches (59.000 mm) and a mounting bolt hole circle diameter of 3.858 inches (98.000 mm). The rotor is designed with 4 stud/lug holes, each 0.520 inches (13.200 mm) in diameter, and features a smooth surface type for consistent brake pad contact. The pillar vane style improves airflow to reduce heat buildup during braking. 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 Fiat 500 and Ram 700
• Addresses brake pulsation caused by uneven rotor surfaces
• Improves heat dissipation to reduce brake fade during extended use
• Restores proper rotor thickness for safe braking performance
• Eliminates noise and vibration related to damaged rotors

Installation Notes and Tips

Ensure the rotor thickness is above the discard thickness of 0.787 inches (20.000 mm) before installation. Clean the rotor surface to remove any protective coatings or debris. Verify the mounting bolt hole circle diameter of 3.858 inches (98.000 mm) and stud/lug hole specifications match your vehicle’s hub. Use proper torque specifications for mounting bolts to avoid rotor warping. Since this rotor does not include bearings or an ABS tone ring, reuse existing components if applicable.

Quality Assurance and Warranty

Centric’s C-TEK Standard Disc Brake Rotors are manufactured to meet OEM standards for fit, form, and function. Each rotor undergoes quality checks to ensure dimensional accuracy and material integrity. While specific warranty details are not provided here, Centric typically offers limited warranties covering defects in materials and workmanship. Consult product documentation or Centric directly for warranty terms related to part number 121.04004.