The Gunite 16.5" x 8.62" Outboard Mount Brake Drum is the perfect addition to your braking system. Made from high-quality cast iron material, this brake drum is designed for outboard drum mounting and provides excellent stopping power. With a brake surface diameter of 16.5", bolt circle diameter of 11.25", and brake surface width of 9.08", this brake drum is built to last. The pilot diameter of 8.78" ensures an accurate fit with the braking system, while the drum's overall depth of 11.39" ensures a secure and reliable fit. The mounting flange thickness of 0.62" ensures a secure and reliable fit, while the reduced brake noise compared to lightweight steel shell composite brake drums makes this brake drum a top choice for any vehicle. FleetPride is your First Click in Heavy Duty®.