DESCRIPTION 2014 Timpte Hopper Bottom Grain Trailer (PZ13978, Unit 1201), 2014 Timpte Super Hopper bottom aluminum grain trailer, Thunderstone electric roll over tarp, front & rear ladder, tandem axle, air ride suspension, 275/80R22.5 tires, aluminum rims. Serial Number: 1TDH42222EB142976 Notes: