ACDelco 18A81025C Gold Fully Coated Front Disc Brake Rotor

The ACDelco 18A81025C is an ACDelco Gold (Professional) fully coated front disc brake rotor engineered as a high-quality alternative to Original Equipment (OE) parts. Featuring ACDelco's COOL SHIELD™ baked-on zinc coating applied to the entire rotor surface — including edges and vanes — this rotor delivers superior corrosion resistance and long-lasting durability compared to uncoated rotors.

Key Features:

• Full-surface COOL SHIELD™ coating on all rotor surfaces, edges, and internal vanes for maximum rust and corrosion protection
• Baked-on zinc coating helps prevent brake pulsation and resists rotor seizing to the hub
• Non-directional ground finish minimizes thickness variation and extends brake pad life
• Multi-alloy construction improves heat dissipation under real-world thermal stress
• Mill-balanced for smooth, vibration-free braking performance
• Validated for proper metallurgy and plate thickness to meet OE specifications
• Backed by General Motors and manufactured to ACDelco Gold standards for fit, form, and function

This fully coated disc brake rotor mounts to the wheel hub, providing brake calipers and pads a stable, true surface to clamp against — restoring quiet, smooth deceleration and predictable stopping power. It is an ideal replacement when rotors show signs of warping, deep grooves, or excessive wear.

WARNING: This product can expose you to chemicals known to the State of California to cause cancer or reproductive harm. For more information, visit www.P65Warnings.ca.gov.