With Expertise Built In™, the OTR 16.5" x 8" Outboard Mount Balanced Brake Drum boasts precise cast holes that provide the same fit, function, and form as typical drilled holes. When properly torqued, this brake drum will not move in the radial direction during acceleration or braking loading. Gain reduced decentralization risk, as well as resistance to heat checking and brake fade. This brake drum boasts exceptional concentricity coupled with superior durability and ruggedness. This OTR brake drum also boasts cutting edge technology, affording your rig with the stopping distance your truck requires. This heavy duty brake drum replacement is designed, cast, and machined to all applicable industry standards, restoring your semi truck’s brake assembly to its original condition. FleetPride is your First Click in Heavy Duty®.