Centric 320.66015F Disc Brake Rotor - Front

Overview of Centric GCX Elemental Protection Disc Brake Rotor

The Centric GCX Elemental Protection Disc Brake Rotor - Full Coating (part number 320.66015F) is engineered for reliable braking performance on Chevrolet and GMC P30 and P3500 models. Designed with a fully coated disc and hat finish, this rotor offers enhanced corrosion resistance and durability for demanding driving conditions.

• Fully coated disc and hat finish for corrosion protection
• Vented rotor design with straight vane style for improved heat dissipation
• Nominal thickness of 1.535 inches (39.000 mm) with discard thickness at 1.465 inches (37.210 mm)
• Outside diameter of 14.244 inches (361.800 mm) suitable for heavy-duty applications
• Floating disc mounting and smooth surface type for consistent braking
• Eight stud/lug holes with 0.654 inch (16.600 mm) diameter for secure fitment
• Compatible with Chevrolet and GMC P30 and P3500 models

Centric GCX Elemental Protection Product Line Details

The Centric GCX Elemental Protection Disc Brake Rotors - Full Coating line focuses on providing rotors with a full protective coating to resist rust and corrosion. This coating extends the rotor's service life and maintains a clean appearance, especially important for vehicles like the Chevrolet P30 and GMC P3500 that may be exposed to harsh environments. The full coating on both the disc and hat ensures comprehensive protection, reducing maintenance needs and improving overall rotor longevity.

Technical Specifications and Features

This disc brake rotor features a vented design with straight vanes to facilitate efficient heat dissipation during braking, helping to prevent brake fade. The rotor has a nominal thickness of 1.535 inches (39.000 mm) and a discard thickness of 1.465 inches (37.210 mm), indicating when replacement is necessary to maintain safe braking performance. The overall height measures 3.197 inches (81.200 mm), and the outside diameter is 14.244 inches (361.800 mm), matching the OEM specifications for Chevrolet and GMC P30 and P3500 vehicles. The rotor mounts using a floating disc mounting system and includes eight stud/lug holes with a diameter of 0.654 inches (16.600 mm), ensuring a secure and precise fit.

Common Applications and Problem Solving

• Replacement for worn or warped rotors on Chevrolet P30 and GMC P3500
• Addresses rotor corrosion and rust issues with full coating protection
• Improves heat management to reduce brake fade during heavy-duty use
• Restores smooth braking performance by replacing damaged or uneven rotors
• Compatible upgrade for maintaining OEM braking specifications

Installation Notes and Tips

• Ensure rotor thickness is above discard thickness (1.465 inches) before installation
• Clean mounting surfaces to prevent uneven rotor seating
• Torque lug nuts to manufacturer specifications for secure fitment
• Check compatibility with ABS systems; this rotor does not include an ABS tone ring
• Inspect brake pads and replace if worn to optimize braking performance

Quality Assurance and Warranty

Centric manufactures this rotor to meet or exceed OEM standards for fit, form, and function. The full coating process enhances corrosion resistance, contributing to longer service life. While specific warranty details are not provided here, Centric typically offers coverage against defects in materials and workmanship. Always refer to Centric's official warranty documentation for complete terms.