Raybestos 681993 Disc Brake Rotor - Front

Overview of Raybestos 681993 Disc Brake Rotor

The Raybestos Specialty - Truck; Coated Rotor 681993 is engineered for reliable braking performance on select Ford and Lincoln vehicles. Designed specifically for models like the Ford Edge, Lincoln Continental, and Ford SSV Plug-In Hybrid, this vented disc brake rotor offers precise fitment and durability.

• Coated vented disc brake rotor for enhanced heat dissipation
• Nominal thickness of 1.264 inches (32.100 mm) with discard thickness at 1.201 inches (30.500 mm)
• Overall height of 2.059 inches (52.300 mm) ensuring proper clearance
• Outside diameter measures 12.421 inches (315.500 mm) for exact fit
• Five mounting bolt holes with a 4.252 inch (108.000 mm) bolt circle diameter
• Smooth surface type for consistent pad contact and braking
• Center hole diameter of 2.504 inches (63.600 mm) for secure hub fitment

Detailed Product Description

This Raybestos disc brake rotor, part number 681993, is a vented rotor designed to improve heat dissipation during braking, reducing the risk of brake fade under heavy use. The rotor features a smooth surface type that promotes even pad wear and consistent braking performance. With an outside diameter of 12.421 inches and an overall height of 2.059 inches, it is engineered to meet the exact specifications required for the Ford Edge, Lincoln Continental, and Ford SSV Plug-In Hybrid models. The five mounting bolt holes and 4.252 inch bolt circle diameter ensure a secure and precise installation.

The nominal thickness of 1.264 inches and discard thickness of 1.201 inches provide clear guidelines for rotor service life, helping maintain optimal braking safety. The center hole diameter of 2.504 inches allows for proper hub alignment, contributing to smooth rotor operation.

Specialty - Truck; Coated Rotor Product Line

The Raybestos Specialty - Truck; Coated Rotor line is designed to meet the demands of truck and SUV applications requiring durable, corrosion-resistant rotors. The coating on this rotor helps protect against rust and environmental wear, extending the rotor’s service life. This product line focuses on providing rotors that maintain performance under heavier loads and more rigorous driving conditions, making it suitable for the Ford Edge and Lincoln Continental models listed.

Common Applications and Problem Solving

• Replacement for worn or warped rotors causing brake pulsation
• Addressing rotor corrosion and surface rust that reduces braking efficiency
• Improving heat dissipation to prevent brake fade during heavy braking
• Ensuring proper rotor thickness to maintain safe braking performance
• Resolving noise issues related to uneven rotor surfaces

Installation Notes and Tips

• Verify rotor thickness before installation to ensure it meets minimum discard thickness
• Clean mounting surfaces and hub to prevent rotor runout
• Torque mounting bolts to manufacturer specifications for secure fitment
• Inspect brake pads for wear and replace if necessary to ensure optimal rotor contact
• Perform a bed-in procedure after installation to maximize braking performance

Quality Assurance and Warranty

Raybestos disc brake rotors, including part number 681993, are manufactured to meet or exceed OEM specifications for fit, form, and function. The Specialty - Truck; Coated Rotor line undergoes rigorous quality control to ensure durability and consistent braking performance. Warranty coverage details should be confirmed with the product documentation or manufacturer, as it may vary by application.