Centric 121.65039 Disc Brake Rotor - Front

Reliable Disc Brake Rotor for Ford E-150 Econoline and F-150

The Centric C-TEK Standard Disc Brake Rotor 121.65039 is engineered to meet the braking demands of Ford E-150 Econoline and F-150 models. Designed with precision, this vented rotor ensures consistent performance and durability under various driving conditions.

• Vented disc brake rotor with smooth surface finish
• Outside diameter of 297.5 mm (11.713 inches) for optimal fitment
• Nominal thickness of 25.6 mm (1.008 inches) with discard thickness at 24.5 mm (0.965 inches)
• Five stud/lug holes with 0.5 inch stud thread diameter
• Overall height of 133.2 mm (5.244 inches) for proper alignment
• Center hole diameter of 87 mm (3.425 inches) for hub and rotor mounting
• Weight approximately 11.82 kg (26 lbs) for balanced performance
• Straight vane style for effective heat dissipation

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 precise dimensions and quality materials to ensure consistent braking performance. The 121.65039 rotor is part of this line, delivering dependable stopping power for Ford E-150 Econoline and F-150 vehicles.

Technical Details and Specifications

This disc brake rotor features a vented design with straight vanes that promote efficient heat dissipation, reducing the risk of brake fade during extended use. The smooth surface type ensures even pad contact and wear. With a nominal thickness of 25.6 mm and a discard thickness of 24.5 mm, this rotor maintains structural integrity throughout its service life. The rotor mounts directly to the hub using five lug holes with a 139.7 mm bolt circle diameter and 0.5 inch stud thread diameter, ensuring a secure fit. 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 Ford E-150 Econoline and F-150
• Addresses brake pulsation and vibration issues
• Restores proper braking performance and pedal feel
• Helps eliminate noise caused by uneven rotor surfaces
• Suitable for vehicles experiencing overheating or brake fade

Installation Notes and Tips

Ensure the rotor surface is clean and free of debris before installation. Verify the rotor thickness is above the discard thickness of 24.5 mm to maintain safety standards. Use proper torque specifications for the 0.5 inch stud threads and confirm the rotor seats flush against the hub. Since bearings are not included, inspect and replace wheel bearings and seals as needed, referencing Centric part numbers 410.91013 (inner bearing), 410.91012 (outer bearing), and 417.65000 (inner seal) for compatibility.

Quality Assurance and Warranty

Centric C-TEK Standard Disc Brake Rotors are manufactured to meet OEM quality standards, ensuring reliable performance and durability. While specific warranty details are not provided here, Centric products typically come with a limited warranty against defects in materials and workmanship. Always consult product documentation or the manufacturer for exact warranty terms.