Outfit your vehicle with reliable brakes to ensure you're Ready for the Road Ahead®, with the Gunite 16.5" x 7" Outboard Mount Brake Drum. This brake drum provides your vehicle with an extended service life, thanks to its large corrosion-resistant contact surface. As a result, each cast iron drum can provide trucks with both a smoother and low vibration ride. Cast, machined, and measured with exact industry specifications to provide enhanced performance. FleetPride is your First Click in Heavy Duty®.