The Mack® Vision™ DayCab gives you loads of flexibility. This axle-back chassis lets you choose from Mack or supplier axles, transmissions or suspensions. For highway applications, the Vision DayCab can be speced with the lightweight MaxAir™ suspension with 12,000-lb. front and 40,000-lb rear axles. For flatbed, dump trailer and heavy bulk hauling, choose from two frames, inside channel reinforcement, and 14,600-lb. front and 46,000-lb. rear axles --- all complemented with heavy-duty Mack suspensions and transmissions. The Vision DayCab is synonymous with versatility.