Perfect Stop 662799 Disc Brake Rotor - Front

Overview of Perfect Stop Gray Armor-Plate Premium Rotor

The Perfect Stop Gray Armor-Plate, Premium disc brake rotor (Part Number 662799) is engineered for reliable braking performance on select Volvo models. Designed specifically for Volvo S60, S80, V70, and XC70 vehicles, this vented rotor offers consistent heat dissipation and smooth braking response.

• Compatible with Volvo S60, S80, V70, and XC70
• Part Number: 662799
• Vented disc brake rotor with smooth surface finish
• Outside diameter: 11.996 inches (304.7 mm)
• Nominal thickness: 1.102 inches (28.0 mm)
• Discard thickness: 0.984 inches (25.0 mm)
• Overall height: 1.976 inches (50.2 mm)
• Mounting bolt hole quantity: 5 with 4.252 inch (108.0 mm) bolt circle diameter
• Center hole diameter: 2.677 inches (68.0 mm)
• ABS tone ring not included

Gray Armor-Plate, Premium Product Line Details

The Gray Armor-Plate, Premium line from Perfect Stop focuses on delivering durable rotors with enhanced surface protection and corrosion resistance. This product line is designed to maintain structural integrity and braking efficiency under demanding conditions, making it suitable for Volvo vehicles requiring dependable replacement rotors.

Technical Specifications and Features

This disc brake rotor features a vented design that improves heat dissipation during braking, reducing the risk of brake fade. The smooth surface finish ensures consistent pad contact and braking performance. With an outside diameter of nearly 12 inches and a nominal thickness of 1.102 inches, this rotor meets the precise specifications required for Volvo S60, S80, V70, and XC70 models. The 5-bolt mounting pattern with a 108 mm bolt circle diameter and a center hole diameter of 68 mm ensures proper fitment and secure installation.

Common Applications and Problem Solving

• Replacement for worn or warped rotors causing vibration or noise
• Addressing reduced braking efficiency due to rotor thickness below discard limits
• Improving heat management in braking systems to prevent fade
• Restoring smooth braking performance on Volvo S60, S80, V70, and XC70
• Ensuring proper rotor fitment and alignment with factory specifications

Installation Notes and Tips

Ensure the rotor thickness is measured before installation to confirm it meets or exceeds the nominal thickness of 1.102 inches. Clean the rotor surface to remove any protective coatings or contaminants before mounting. Verify the 5-bolt pattern and 108 mm bolt circle diameter match the vehicle hub. Since this rotor does not include an ABS tone ring, confirm compatibility with the vehicle’s ABS system. Proper torque specifications should be followed during installation to avoid rotor warping.

Quality Assurance and Warranty

Perfect Stop rotors are manufactured to meet OEM standards for fit, form, and function. The Gray Armor-Plate, Premium rotors undergo quality control processes to ensure durability and consistent braking performance. Warranty details should be confirmed with the supplier or manufacturer, as they may vary by region and application.