Centric 121.65121 Disc Brake Rotor - Front

Overview of Centric C-TEK Standard Disc Brake Rotor 121.65121

The Centric C-TEK Standard Disc Brake Rotor 121.65121 is engineered for reliable braking performance on Ford F-250 Super Duty and F-350 Super Duty trucks. Designed to meet OEM specifications, this vented rotor includes an ABS tone ring and features a smooth surface for consistent pad contact.

• Compatible with Ford F-250 Super Duty and F-350 Super Duty models
• Part number 121.65121 for precise identification
• Vented rotor design for improved heat dissipation
• Includes ABS tone ring for sensor compatibility
• Nominal thickness of 1.496 inches (38.000 mm) with discard thickness at 1.433 inches (36.400 mm)
• Outside diameter of 13.661 inches (347.000 mm)
• Eight stud/lug holes with 14 mm stud thread diameter
• Mounting bolt hole circle diameter of 6.693 inches (170.000 mm)
• Straight vane style for effective cooling
• Weight approximately 52.65 lbs (23.93 kgs)

Product Line Details: C-TEK Standard Disc Brake Rotors

The C-TEK Standard Disc Brake Rotors line by Centric offers rotors manufactured to meet or exceed OEM standards, providing dependable braking performance for heavy-duty applications. This product line focuses on delivering rotors with precise fitment, vented designs for heat management, and integrated ABS tone rings to maintain sensor functionality. The 121.65121 rotor exemplifies these qualities, making it suitable for demanding Ford Super Duty trucks.

Technical Specifications and Features

This disc brake rotor features a nominal thickness of 1.496 inches (38.000 mm) and a discard thickness of 1.433 inches (36.400 mm), ensuring safe replacement intervals. The rotor’s outside diameter measures 13.661 inches (347.000 mm), matching OEM dimensions for proper fitment. It includes eight stud holes with a 14 mm thread diameter and a mounting bolt hole circle diameter of 6.693 inches (170.000 mm). The vented rotor design with straight vanes enhances heat dissipation during braking, reducing the risk of brake fade. Additionally, the smooth surface type promotes even pad wear and consistent braking feel. The integrated ABS tone ring supports anti-lock braking system functionality on compatible Ford F-250 and F-350 Super Duty models.

Common Applications and Problem Solving

• Replacement for worn or warped rotors causing brake pulsation
• Upgrading to OEM-spec rotors to restore braking performance
• Addressing brake noise or uneven pad wear due to rotor surface issues
• Ensuring ABS sensor compatibility with included tone ring
• Improving heat management in heavy-duty braking scenarios

Installation Notes and Tips

• Verify rotor thickness before installation; replace if below discard thickness of 1.433 inches
• Ensure proper torque on mounting bolts to manufacturer specifications
• Clean rotor surface to remove any protective coatings before use
• Check ABS sensor alignment with the tone ring during installation
• Inspect wheel studs and lug nuts for wear or damage

Quality Assurance and Warranty

Centric C-TEK Standard Disc Brake Rotors are manufactured to meet OEM quality standards, ensuring durability and consistent performance. While specific warranty details for part number 121.65121 are not provided here, Centric typically offers limited warranties covering defects in materials and workmanship. It is recommended to consult Centric or authorized distributors for exact warranty terms related to this rotor.