Raybestos 76646R Disc Brake Rotor - Front

Reliable Disc Brake Rotor for Chrysler, Dodge, and Plymouth Vehicles

The Raybestos R-Line 76646R disc brake rotor is engineered to meet the braking needs of Chrysler, Dodge, and Plymouth models including Caravan, Grand Caravan, Grand Voyager, Prowler, Town & Country, and Voyager. Designed with precision, this vented rotor ensures consistent performance and durability under various driving conditions.

• Vented disc brake rotor with an outside diameter of 11.1 inches (281.95 mm)
• Nominal thickness of 0.945 inches (24.0 mm) and discard thickness of 0.882 inches (22.4 mm)
• Overall height measures 1.5 inches (38.1 mm)
• Five mounting bolt holes with a bolt circle diameter of 4.5 inches (114.3 mm)
• Center hole diameter of 2.892 inches (73.45 mm) for precise fitment
• Conventional rotor type compatible with stud/lug hole quantity of 5

Detailed Specifications and Design Features

This Raybestos R-Line disc brake rotor (part number 76646R) is a vented rotor designed to improve heat dissipation during braking, reducing the risk of brake fade. The rotor’s nominal thickness of 0.945 inches (24.0 mm) provides a solid braking surface, while the discard thickness of 0.882 inches (22.4 mm) indicates the minimum safe thickness for replacement. The overall height of 1.5 inches (38.1 mm) and outside diameter of 11.1 inches (281.95 mm) ensure compatibility with the specified vehicle models. The rotor features five mounting bolt holes with a 4.5-inch (114.3 mm) bolt circle diameter and a center hole diameter of 2.892 inches (73.45 mm), designed for a secure and precise fit on Chrysler, Dodge, and Plymouth vehicles.

Raybestos R-Line Product Line Overview

The R-Line by Raybestos is a product line focused on delivering reliable and consistent braking components for a range of domestic vehicles. This line emphasizes quality materials and manufacturing standards to provide rotors that meet or exceed OEM specifications. The 76646R rotor is part of this line, offering a balance of performance and durability suitable for everyday driving and moderate use.

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
• Improving heat dissipation to prevent brake fade during extended braking
• Resolving noise or vibration issues related to damaged or uneven rotors
• Ensuring proper fitment and alignment on Chrysler Caravan, Dodge Grand Caravan, and Plymouth Voyager models

Installation Notes and Tips

When installing the Raybestos R-Line 76646R rotor, ensure the mounting surface is clean and free of rust or debris to promote proper seating. Verify the rotor thickness before installation to confirm it meets nominal specifications. Use the correct torque specifications for the five mounting bolts to avoid rotor warping. It is recommended to replace brake pads simultaneously to maintain optimal braking performance.

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 76646R should be confirmed with the supplier, Raybestos typically offers limited warranties covering defects in materials and workmanship. This rotor is designed to provide reliable braking for Chrysler, Dodge, and Plymouth vehicles when installed and maintained properly.