With Expertise Built In™, the OTR Premium Low Arch Trailer Leaf Spring meets or exceeds OEM quality and is a direct replacement for OEM leaf springs. This OTR trailer leaf spring is superior at providing maximum ride comfort and minimizing vibration. This leaf spring replacement creates a smoother ride with optimized shock absorption. At the same time, you will receive ultimate support with any weight added to the vehicle and excellent buckling and snapping prevention. As a result, you receive the reliability and durability you should expect for your semi truck suspension's leaf springs. FleetPride is your First Click in Heavy Duty®.