The 13-axle Siebert heavy transport trailer features West Coast-type suspension that assures equalization of loads at each angle.
- Scraper-style gooseneck with better stability
- Booster pivot point placed as far back as practical to allow tracking to stay in line and trail directly in the track while being pulled around curves
- Horizontal four pin design at rear of deck allows deck and rear sections to be shimmed to adjust ground clearance
