Outfit your vehicle with reliable brakes to ensure you're Ready for the Road Ahead®, with the Meritor X30 16.5" x 6" Outboard Mount Balanced Brake Drum. To provide your vehicle with an impressive service life, this brake drum offers a large contact surface area and corrosion-resistant properties. Thanks to the unique machine-to-balance process that this replacement part is created with, trucks can enjoy balanced stopping power without ever needing to weld on weights. Crafted with precise measurements to meet industry standards. FleetPride is your First Click in Heavy Duty®.