ACDelco 18a1193 Professional Front Disc Brake Rotor

The ACDelco Gold 18A1193 (formerly ACDelco Professional) is a high-quality black hat disc brake rotor engineered as a premium alternative to original equipment parts for General Motors vehicles and most makes and models. This professional-grade rotor provides reliable vehicle braking power with a thickness variation less than 0.0004 inch to minimize pedal pulsation and noise while helping to extend brake pad life, and meets SAE standards for structural integrity with OE-matched G3000 qualified material.

Key Features:

• 12.8-inch outside diameter with 8-bolt mounting pattern and vented construction for superior heat dissipation
• Rust-preventative coating provides corrosion protection for superior durability
• Inspected for balance resulting in smooth brake operation and noise reduction, independently tested including D3EA along with Noise/Vibration/Harshness (NVH) and durability/wear testing
• Follows original manufacturers' designs for dispersing heat, helping to prolong pad and rotor life while reducing noise and vibration
• No machining required - ready to install right out of the box
• Cast iron construction with 1.437-inch discard thickness and 1.5-inch nominal thickness

These high-quality brake rotors are backed by General Motors and manufactured to meet specifications for fit, form, and function. The ACDelco 18A1193 is designed for heavy-duty applications and provides the stopping power and reliability you expect from professional-grade brake components.