Centric 121.65106 Disc Brake Rotor - Rear

Overview of Centric C-TEK Standard Disc Brake Rotor 121.65106

The Centric C-TEK Standard Disc Brake Rotor 121.65106 is engineered for reliable braking performance on Ford E-150, E-150 Club Wagon, and Econoline models. Designed as a vented rotor with a smooth surface, it offers consistent heat dissipation and durability for everyday driving conditions.

• Vented disc brake rotor for improved cooling
• Nominal thickness of 0.866 inches (22.000 mm)
• Discard thickness at 0.803 inches (20.400 mm)
• Outside diameter measures 13.031 inches (331.000 mm)
• Overall height of 2.976 inches (75.600 mm)
• Five stud/lug holes with 0.602 inch (15.300 mm) diameter
• Center hole diameter of 3.449 inches (87.600 mm)
• Mounting bolt hole circle diameter of 5.500 inches (139.700 mm)
• Weight approximately 20.5 lbs (9.32 kgs)
• ABS tone ring not included

Product Line Details: C-TEK Standard Disc Brake Rotors

The C-TEK Standard Disc Brake Rotors line by Centric focuses on providing dependable replacement rotors that meet or exceed OEM specifications. This product line emphasizes solid construction and consistent performance, making it suitable for routine maintenance and brake system repairs on compatible Ford vehicles. The 121.65106 rotor is a vented type, which helps maintain optimal braking temperatures during operation.

Technical Description and Specifications

This Centric disc brake rotor features a vented design with straight vanes to enhance airflow and heat dissipation, reducing the risk of brake fade. The smooth surface finish ensures even pad contact and wear. With a nominal thickness of 0.866 inches and a discard thickness of 0.803 inches, this rotor provides a clear service life indicator. The rotor’s outside diameter of 13.031 inches and overall height of 2.976 inches are engineered to fit the brake assemblies of Ford E-150, E-150 Club Wagon, and Econoline models precisely. The rotor mounts using five lug holes spaced on a 5.5-inch bolt circle diameter, with a center hole diameter of 3.449 inches, ensuring proper alignment and fitment.

Applications and Problem Solving

• Replacement for worn or warped rotors on Ford E-150 and Econoline vehicles
• Addresses brake pulsation and vibration issues caused by uneven rotor surfaces
• Helps restore proper braking performance and pedal feel
• Suitable for vehicles experiencing overheating or brake fade under normal driving conditions
• Ideal for routine brake system maintenance and rotor resurfacing replacement

Installation Notes and Tips

• Ensure rotor thickness is above discard thickness (0.803 inches) before installation
• Clean rotor surface and hub mounting area to prevent runout
• Torque lug nuts to manufacturer specifications for secure fitment
• Check compatibility with ABS systems; this rotor does not include an ABS tone ring
• Inspect brake pads and replace if worn to ensure optimal rotor performance

Quality Assurance and Warranty

Centric C-TEK Standard Disc Brake Rotors are manufactured to meet OEM standards for fit, form, and function. While specific warranty details for part number 121.65106 are not provided, Centric generally offers coverage against defects in materials and workmanship. Users should consult product documentation or Centric directly for warranty terms applicable to this rotor.