Models Capacity (bushels) with tracks Capacity (bushels) with tires Unload speed (bu/min) Minimum horsepower SCVs required at 2,320 min. psi 1721 1,700 n/a 750 450 HP 2 1521 1,500 1,450 750 370 HP 2 1421 1,400 1,350 750 350 HP 2 1321 1,300 1,250 750 300 HP 2 1121 1,100...