DESCRIPTION 2018 Timpte Grain Hopper (DR12085 Unit 82317), 40' aluminum grain hopper trailer, 78'' sides, tandem axle, air ride suspension, electric roll over tarp, enclosed bulk head option, air lift front axle, disc brakes, 24.5 tires, all aluminum wheels. Serial Number: 1TDH40021JB159558 Notes: There are some dents seen in hopper seen in pictures. Call seller for more details.