Centric 121.65109 Disc Brake Rotor - Front

Reliable Disc Brake Rotor for Ford F-350 Super Duty

The Centric C-TEK Standard Disc Brake Rotor 121.65109 is engineered to meet the braking demands of the Ford F-350 Super Duty. Designed with precision, this vented rotor ensures consistent performance and durability under heavy-duty conditions.

• Compatible with Ford F-350 Super Duty models
• Part number 121.65109 for exact fitment
• Vented rotor design for improved heat dissipation
• Includes ABS tone ring for sensor compatibility
• Smooth surface type for optimal pad contact
• Nominal thickness of 1.492 inches (37.9 mm)
• Discard thickness at 1.417 inches (36.0 mm)
• Outside diameter of 12.992 inches (330 mm)
• Eight stud/lug holes with 14 mm thread diameter
• Mounting bolt hole circle diameter of 6.693 inches (170 mm)

About the C-TEK Standard Disc Brake Rotors Line

The C-TEK Standard Disc Brake Rotors line by Centric offers reliable, OEM-quality replacement rotors designed to meet or exceed factory specifications. This product line focuses on providing vented rotors with smooth surfaces and integrated ABS tone rings, ensuring compatibility with modern braking systems. The 121.65109 rotor is part of this line, delivering consistent braking performance and durability for heavy-duty vehicles like the Ford F-350 Super Duty.

Detailed Product Description

This Centric disc brake rotor features a vented design with pillar-style vanes that enhance airflow and heat dissipation, reducing the risk of brake fade during demanding driving conditions. The rotor has a nominal thickness of 1.492 inches (37.9 mm) and a discard thickness of 1.417 inches (36.0 mm), providing a clear service limit for safe operation. The smooth surface finish ensures even brake pad wear and quiet braking. The rotor includes an ABS tone ring, making it compatible with the Ford F-350 Super Duty’s anti-lock braking system. With an outside diameter of 12.992 inches (330 mm) and eight lug holes with a 14 mm thread diameter, this rotor fits securely on the vehicle’s hub and rotor mounting system.

Common Applications and Problem Solving

• Replacement for worn or warped rotors on Ford F-350 Super Duty
• Addresses brake pulsation and vibration issues
• Restores proper ABS sensor function with included tone ring
• Improves heat management to reduce brake fade
• Ensures consistent braking performance under heavy loads

Installation Notes and Tips

• Verify part number 121.65109 matches vehicle specifications before installation
• Inspect hub surface for cleanliness and damage prior to mounting
• Torque lug nuts to manufacturer’s recommended specifications
• Check rotor thickness and discard limits during installation
• Ensure ABS sensor alignment with the included tone ring

Quality Assurance and Warranty

Centric C-TEK Standard Disc Brake Rotors are manufactured to meet strict quality standards, ensuring reliable performance and durability. While specific warranty details for part number 121.65109 should be confirmed with the supplier, Centric typically offers limited warranties covering defects in materials and workmanship. This rotor is engineered to provide consistent braking performance for the Ford F-350 Super Duty under normal operating conditions.