Centric 320.66065F Disc Brake Rotor - Rear

Overview of Centric GCX Elemental Protection Disc Brake Rotors

The Centric GCX Elemental Protection Disc Brake Rotors - Full Coating provide reliable braking performance for select Cadillac, Chevrolet, and GMC trucks and SUVs. Designed with a fully coated disc and hat finish, these rotors offer enhanced corrosion resistance and durability for vehicles like the Chevrolet Silverado 1500 and GMC Sierra 1500.

• Part Number: 320.66065F
• Fully coated disc and hat for corrosion protection
• Vented rotor design for improved heat dissipation
• Nominal thickness: 0.787 inches (20.000 mm)
• Discard thickness: 0.728 inches (18.500 mm)
• Outside diameter: 13.583 inches (345.000 mm)
• Overall height: 3.362 inches (85.400 mm)
• 6 lug/stud holes with 0.650 inch (16.500 mm) diameter
• Smooth surface finish for consistent braking

Product Line Details

The Centric GCX Elemental Protection Disc Brake Rotors - Full Coating line focuses on providing rotors with a complete protective coating to resist rust and corrosion. This full coating extends the rotor's service life, especially in harsh weather conditions or environments prone to road salt exposure. The product line is engineered to maintain structural integrity and braking performance over time, making it suitable for heavy-duty applications found in trucks and SUVs.

Technical Specifications and Features

This disc brake rotor features a vented design with straight vanes to optimize airflow and heat dissipation during braking. The nominal thickness of 0.787 inches ensures durability, while the discard thickness of 0.728 inches indicates when replacement is necessary. The rotor's outside diameter measures 13.583 inches, compatible with various models including the Cadillac Escalade and Chevrolet Tahoe. The hat and disc are fully coated to prevent corrosion, and the smooth surface finish supports consistent pad contact and braking efficiency.

Compatible Vehicles and Applications

• Cadillac Escalade, Escalade ESV, Escalade EXT
• Chevrolet Avalanche, Silverado 1500, Silverado 1500 LD, Suburban 1500, Tahoe
• GMC Sierra 1500, Sierra 1500 Limited, Yukon, Yukon XL, Yukon XL 1500

This rotor is designed for use on these specific models, ensuring proper fitment and performance. It is ideal for drivers seeking to replace worn or damaged rotors on their trucks and SUVs.

Common Issues Addressed by This Rotor

• Brake rotor corrosion and rust buildup
• Uneven brake pad wear due to rotor surface damage
• Overheating and brake fade from insufficient heat dissipation
• Vibration or pulsation during braking caused by warped rotors
• Reduced braking performance from worn or undersized rotors

Installation Notes and Tips

Ensure the rotor is installed on compatible vehicles listed above. Verify the rotor thickness before installation and replace if below discard thickness. Clean the hub surface to prevent runout and ensure proper rotor seating. Use proper torque specifications on lug nuts and inspect brake pads for wear during rotor replacement. This rotor does not include bearings or an ABS tone ring, so verify compatibility with your vehicle's braking system.

Quality Assurance and Warranty

Centric provides rotors manufactured to meet or exceed OEM specifications. The full coating process enhances corrosion resistance, contributing to longer service life. While specific warranty details are not provided here, Centric rotors typically come with a limited warranty against defects in materials and workmanship. Always consult product documentation or the manufacturer for exact warranty terms.