Fyda Freightliner Cincinnati, Inc. New 2017 Freightliner MT45 walk-in van / step van. 18-ft. 19,000 GVWR Roll Door A/C Cruise - Utilimaster Body. If you need a step van or chassis to build a step van, odds are that we have what you need! Many completed untis and chassis on the ground and ready to go. Let us help you with your next step van purchase.