Centerline Tank and Trailer Manufacturing’s R-WAY division’s Ultra Line series of side dump trailers includes both tandem and tri-axle trailer versions.
Key features include bi-directional unloading, a 24.6-cubic-yard capacity, ¼-inch AR400F steel tubs (Hardox optional), two 5-inch hydraulic cylinders, 3000 psi rated, with counter-balancing values, SAF Holland air ride suspensions, and anti-lock brakes.