Avoid potential accidents and uncontrollable speed with the Dayton Parts 15" x 4" Outboard Mount Brake Drum, a product designed to make sure you're Ready for the Road Ahead®. With a balanced design and large contact surface, this brake drum offers both an extended service life, as well impressive level of corrosion resistance. Additionally, each part is manufactured from meticulous machining, to ensure a smooth ride with minimal vibration. Crafted with precise measurements to meet industry standards. FleetPride is your First Click in Heavy Duty®.