Description: ALUMINUM SHELLALL ALUMINUM FRAMESDISCHARGE 4" STEEL TO LAST HOPPER WITH PART A ON END. 5" VALVES WITH 5" X 4" STEEL GRAVITY TEES. INDIVIDUAL 2" BALL VALVES AT EACH HOPPER STREET SIDE. FLO-CONE AERATION. AIR RIDE SUSPENSIONALUMINUM SUPER SINGLES 22.5 X 12" WHEELS425/65R 22.5 SUPER SINGLES TIRES