Product Details: Prepare your semi truck to be Ready for the Road Ahead™, with the Meritor 1-Bolt Rubber Cast Equalizer that optimizes suspension performance. By utilizing a rubber material, this replacement piece is able to absorb shocks and vibrations while helping balance the load distribution between each axle and wheel. Engineered with a corrosion-resistant finish to protect against rust and other forms of corrosion. FleetPride is your First Click in Heavy Duty®.