2025 JET, JET SIDE DUMP 40' AIR RIDE, 2 WAY VALVE, ELECTRIC Semi-Trailers - Dump Trailers - Side, 40' Trailer length, 34' round bottom tub, Superior Engineered Tub Corners to prevent cracking, 4 pivot points per side, trunion mounted inverted cylinders for very stable smooth dumping, Aero electric roll over tarp, 2 way directional valve on trailer, bolt on push block, led lights, air ride tandem suspension. (12) Air ride tandems available right now., Air Ride Suspension, Steel Composition, , , L x W x H: 40 x 102 x