Centric 121.63039 Disc Brake Rotor - Front

Reliable Disc Brake Rotor for Chrysler, Dodge, and Plymouth Neon

The Centric C-TEK Standard Disc Brake Rotor 121.63039 is engineered to provide consistent braking performance for Chrysler, Dodge, and Plymouth Neon models. Designed with precision, this vented rotor ensures effective heat dissipation and durability under normal driving conditions.

• Vented disc brake rotor with straight vane design for improved cooling
• Nominal thickness of 0.787 inches (20.000 mm) and discard thickness of 0.724 inches (18.400 mm)
• Overall height of 1.496 inches (38.000 mm) and outside diameter of 10.118 inches (257.000 mm)
• Floating disc mounting style with 5 lug holes, each 0.559 inches (14.200 mm) in diameter
• Center hole diameter of 2.402 inches (61.000 mm) and mounting bolt hole circle diameter of 3.937 inches (100.000 mm)
• Surface type is smooth, suitable for standard brake pads
• Weight approximately 10 lbs (4.55 kgs) for balanced handling

About the C-TEK Standard Disc Brake Rotors Line

The C-TEK Standard Disc Brake Rotors line by Centric offers rotors designed to meet or exceed OEM specifications for everyday driving. This product line focuses on providing reliable braking performance with standard smooth surfaces and vented rotor construction to maintain optimal operating temperatures. The 121.63039 rotor is part of this line, delivering consistent stopping power for compatible Neon vehicles without ABS tone ring or included bearings.

Product Details and Specifications

This Centric disc brake rotor features a vented design with straight vanes that help dissipate heat generated during braking, reducing the risk of brake fade. The rotor’s nominal thickness of 0.787 inches (20.000 mm) ensures a solid braking surface, while the discard thickness of 0.724 inches (18.400 mm) indicates when replacement is necessary. The smooth surface type is compatible with a wide range of brake pads, providing reliable friction and wear characteristics. The floating disc mounting style allows for slight movement to accommodate thermal expansion and improve rotor longevity. With five lug holes and precise center hole dimensions, this rotor fits securely on Chrysler, Dodge, and Plymouth Neon models requiring part number 121.63039.

Common Applications and Problem Solving

• Replacement for worn or warped rotors causing brake pulsation
• Addressing reduced braking efficiency due to rotor thickness below discard limits
• Resolving noise or vibration issues linked to uneven rotor surfaces
• Upgrading to vented rotors for improved heat dissipation in daily driving
• Ensuring proper fitment for Chrysler, Dodge, and Plymouth Neon brake systems

Installation Notes and Tips

When installing the Centric 121.63039 disc brake rotor, ensure the rotor surface is clean and free of any protective coatings before mounting. Verify that the rotor thickness meets or exceeds the nominal thickness specification. Use proper torque settings on the lug nuts to avoid rotor warping. Since this rotor does not include bearings or an ABS tone ring, confirm compatibility with your vehicle’s brake system components. It is recommended to replace brake pads simultaneously to maintain optimal braking performance.

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 control inspections to ensure dimensional accuracy and material integrity. While specific warranty details for part number 121.63039 should be confirmed at the point of purchase, Centric typically offers limited warranties covering defects in materials and workmanship.