Raybestos 980939R Disc Brake Rotor - Front

Overview of Raybestos R-Line Disc Brake Rotor 980939R

The Raybestos R-Line Disc Brake Rotor 980939R is engineered for reliable braking performance on select Audi models. Designed specifically for Audi A6, A6 Quattro, and A7 Quattro vehicles, this vented rotor ensures consistent heat dissipation and smooth braking under various driving conditions.

• Compatible with Audi A6, A6 Quattro, and A7 Quattro
• Part number 980939R for precise identification
• Vented disc brake rotor design for improved cooling
• Nominal thickness of 1.335 inches (33.900 mm) with discard thickness at 1.240 inches (31.500 mm)
• Overall height of 2.051 inches (52.100 mm) and outside diameter of 14.008 inches (355.800 mm)
• Five mounting bolt holes with a 4.409 inch (112.000 mm) bolt circle diameter
• Smooth surface type for consistent pad contact

Detailed Specifications and Features

This Raybestos R-Line rotor features a vented design that enhances heat dissipation, reducing the risk of brake fade during extended use. The rotor's nominal thickness is 1.335 inches (33.900 mm), with a discard thickness of 1.240 inches (31.500 mm), ensuring it meets safety standards for wear limits. The overall height measures 2.051 inches (52.100 mm), and the outside diameter is 14.008 inches (355.800 mm), matching factory specifications for the compatible Audi models. The rotor includes five mounting bolt holes with a bolt circle diameter of 4.409 inches (112.000 mm) and a center hole diameter of 2.677 inches (68.000 mm), ensuring proper fitment and secure installation. The smooth surface type promotes even brake pad wear and consistent braking performance.

Raybestos R-Line Product Line

The R-Line by Raybestos is designed to provide dependable braking components that meet or exceed OEM specifications. This product line focuses on delivering rotors with precise dimensions and quality materials to maintain vehicle safety and performance. The 980939R rotor exemplifies the R-Line's commitment to fitment accuracy and durability, making it suitable for Audi A6 and A7 Quattro models requiring reliable disc brake rotors.

Applications and Problem Solving

• Replacement for worn or warped rotors on Audi A6, A6 Quattro, and A7 Quattro
• Addresses brake pulsation caused by uneven rotor surfaces
• Helps restore proper braking performance and pedal feel
• Prevents overheating and brake fade during extended braking
• Ensures compatibility with factory brake systems for safe operation

Installation Notes and Tips

• Verify rotor thickness before installation to ensure it exceeds discard thickness
• Clean mounting surfaces to prevent rotor runout and vibration
• Torque mounting bolts to manufacturer specifications for secure fitment
• Inspect brake pads and replace if worn to maintain optimal braking
• Perform a bed-in procedure after installation to ensure proper rotor and pad contact

Quality Assurance and Warranty

Raybestos R-Line rotors are manufactured to meet strict quality standards, ensuring dimensional accuracy and material integrity. While specific warranty details for part number 980939R should be confirmed with the supplier, Raybestos typically offers coverage against defects in materials and workmanship. This rotor is engineered to provide consistent performance and durability for Audi A6 and A7 Quattro vehicles.