DESCRIPTION 2012 Timpte Super Hopper Grain Trailer (CP3546, Unit 23207), 2012 Timpte 50' Super Hopper aluminum grain trailer, Thunder 7000 electric roll over tarp, remote, triple axle, air ride suspension, 11R22.5 tires, aluminum rims. Serial Number: 1TDH50036CB135104 Notes: Front corner is bent.