Perfect Stop 662450 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 662450) is engineered for reliable braking performance on Lexus Land Cruiser and Toyota LX470 models. Designed with precision, this vented rotor offers consistent heat dissipation and smooth surface contact for effective stopping power.

• Compatible with Lexus Land Cruiser and Toyota LX470
• Vented disc brake rotor for improved cooling
• Overall diameter: 12.315 inches (312.8 mm)
• Nominal thickness: 1.26 inches (32.0 mm)
• Discard thickness: 1.181 inches (30.0 mm)
• Overall height: 2.744 inches (69.7 mm)
• Mounting bolt hole quantity: 5 with 144.0 mm bolt circle diameter
• Center hole diameter: 115.0 mm (4.528 inches)
• Smooth surface type for consistent pad contact
• ABS tone ring not included

Gray Armor-Plate, Premium Product Line Details

The Gray Armor-Plate, Premium line from Perfect Stop focuses on durable rotors with enhanced surface protection and structural integrity. This product line is designed to provide a balance of corrosion resistance and thermal management, making it suitable for demanding driving conditions encountered by Lexus Land Cruiser and Toyota LX470 owners. The vented design helps maintain rotor temperature, reducing the risk of brake fade during extended use.

Technical Description and Specifications

This disc brake rotor features a nominal thickness of 1.26 inches (32.0 mm) and a discard thickness of 1.181 inches (30.0 mm), ensuring a clear service life indicator for replacement. The rotor’s overall diameter measures 12.315 inches (312.8 mm), with an overall height of 2.744 inches (69.7 mm). It includes five mounting bolt holes arranged on a 144.0 mm bolt circle diameter, and a center hole diameter of 115.0 mm (4.528 inches) for precise fitment. The smooth surface type promotes even brake pad wear and consistent braking performance. This rotor does not include an ABS tone ring.

Common Applications and Problem Solving

• Replacement for worn or warped rotors on Lexus Land Cruiser and Toyota LX470
• Addresses brake pulsation caused by uneven rotor surfaces
• Helps reduce brake fade through vented rotor design
• Restores proper rotor thickness for safe braking performance
• Prevents corrosion-related rotor damage with Gray Armor-Plate coating

Installation Notes and Tips

Ensure the rotor surface is clean and free of debris before installation. Verify the mounting bolt hole pattern and center hole diameter match your vehicle specifications. Use a calibrated torque wrench to tighten bolts to manufacturer-recommended specifications. Since this rotor does not include an ABS tone ring, confirm compatibility with your vehicle’s ABS system. Inspect brake pads for wear and replace if necessary to maintain optimal braking performance.

Quality Assurance and Warranty

Perfect Stop rotors undergo rigorous quality control to meet OEM standards for fit and function. The Gray Armor-Plate, Premium rotors are manufactured to provide consistent thickness and balanced venting for reliable braking. Warranty information is available through the manufacturer and may vary by region; consult product documentation for specific coverage details.