Raybestos 66913R Disc Brake Rotor - Front

Overview of Raybestos R-Line Disc Brake Rotor 66913R

The Raybestos R-Line Disc Brake Rotor 66913R is engineered for reliable braking performance on select Ford vehicles. Designed specifically for Ford EcoSport, Fiesta, and Focus models, this vented rotor ensures consistent heat dissipation and durability under normal driving conditions.

• Compatible with Ford EcoSport, Fiesta, and Focus
• Vented disc brake rotor for improved cooling
• Overall diameter of 10.15 inches (257.8 mm)
• Nominal thickness of 0.866 inches (22.0 mm) with discard thickness at 0.787 inches (20.0 mm)
• Four mounting bolt holes and lug holes for secure fitment
• Conventional rotor design with a center hole diameter of 2.505 inches (63.65 mm)

Detailed Specifications and Features

This Raybestos R-Line rotor features a vented design that helps reduce heat buildup during braking, which is critical for maintaining braking efficiency and rotor longevity. The rotor measures 10.15 inches in outside diameter and has an overall height of 1.705 inches (43.3 mm). Its nominal thickness is 0.866 inches (22.0 mm), with a discard thickness of 0.787 inches (20.0 mm), indicating when the rotor should be replaced to maintain safe braking performance.

The rotor includes four mounting bolt holes and four stud/lug holes, ensuring a precise and secure installation on compatible Ford models. The center hole diameter is 2.505 inches (63.65 mm), and the mounting bolt hole circle diameter is 4.25 inches (107.95 mm), matching factory specifications for proper fitment.

About the Raybestos R-Line Product Line

The R-Line by Raybestos is a product line focused on delivering dependable braking components that meet or exceed OEM standards. This line is designed to provide consistent performance and durability for everyday driving needs. The 66913R rotor is part of this line, offering a balance of quality and value for Ford EcoSport, Fiesta, and Focus owners requiring a reliable replacement rotor.

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 excessive brake noise linked to rotor surface irregularities
• Improving heat dissipation to prevent brake fade during extended use
• Ensuring proper rotor fitment for Ford EcoSport, Fiesta, and Focus models

Installation Notes and Tips

When installing the Raybestos R-Line 66913R rotor, ensure the rotor surface is clean and free of any rust or debris before mounting. Verify that the mounting bolt holes and lug holes align correctly with the vehicle hub. It is recommended to replace brake pads simultaneously to maintain optimal braking performance. Always torque mounting bolts to manufacturer specifications and check rotor thickness to confirm it meets minimum discard thickness requirements.

Quality Assurance and Warranty

Raybestos R-Line rotors are manufactured to meet strict quality standards, ensuring consistent performance and durability. While specific warranty details for part number 66913R should be confirmed with the supplier, Raybestos typically offers warranties covering defects in materials and workmanship. Proper installation and maintenance are essential to maximize the service life of this disc brake rotor.