DESCRIPTION 2015 Timpte Grain Trailer (JN2544, Unit 5174), 2015 Timpte aluminum hopper bottom grain trailer, Thunder 7000 electric roll over tarp, tandem axle, air ride suspension, 11R22.5 tires, aluminum rims. Serial Number: 1TDH42227FB149522 Notes: Trailer has some damage to the side and hopper crank.