ACDelco 18A2345 Front Disc Brake Rotor

The ACDelco 18A2345 is a high-quality front disc brake rotor designed to deliver reliable braking performance for a wide range of vehicles. This premium aftermarket rotor is part of the ACDelco Gold (Professional) line, offering exceptional quality and value for both GM and non-GM vehicles.

Key Features:

• Vented rotor design with application-specific vane configuration for maximum heat dissipation
• Non-directional ground surface finish that minimizes thickness variation and extends brake pad life
• Precision thickness variation of less than 0.0004 inches to minimize pedal pulsation and noise
• Mill-balanced construction for smooth operation without additional weights
• Manufactured from cast iron with OE-matched G3000 qualified material meeting SAE standards
• Black hat design for professional appearance
• Ready to install right out of the box with no machining required
• Independently tested for noise, vibration, and harshness (NVH) performance

Specifications:

• Outside Diameter: 12.9 inches (328mm)
• Center Hole Size: 2.8 inches (71mm)
• Overall Height: 2.1 inches (53.3mm)
• Minimum Discard Thickness: 1.122 inches (28.4mm)
• Number of Bolt Holes: 5
• Rotor Type: Vented, Directional
• Surface Finish: Machined

Backed by General Motors engineering and quality standards, this rotor provides the fit, form, and function expected from a premium brake component. ACDelco brake rotors follow original manufacturer designs for optimal heat dispersal, helping to prolong both pad and rotor life while reducing noise and vibration.