The Dayton Parts 16.5" x 7" Outboard Mount Brake Drum is the ideal option to make sure you're Ready for the Road Ahead® with superior stopping power and reactive brakes. Thanks to its balanced design and large contact surface area, this brake drum offers an extended service life - while maintaining corrosion resistance. To ensure an easy installation, each replacement part is designed for outboard drum mounting. Fashioned, cast, and machined to restore your truck's brake assembly to its original condition. FleetPride is your First Click in Heavy Duty®.