With the addition of a Model 313D single axle trailer to an existing 312D trailer, an additional 12 cubic yards of payload will be added to the load. Some states, mostly in the Western United States allow this additional trailer to be pulled behind the bottom dump.
Gates: Single air Operated Windrow Type 59"x58" Opening
Hitch: No Draw Bar Standard
Accessories: Bolt on Full Rear Fenders with Mud Flaps, Air Line Lubricator, Water Separator, Manual Gate Control Valve, AutoSlack Adjusters, Hitch Mounting Bracket