DESCRIPTION 2004 Wilson Commander DWH-500C Grain Trailer (JN0531), 2004 Wilson Commander Model DWH-500C grain trailer, tandem axle, air ride suspension, Shurco 4500HD electric roll tarp, Shurco 4500HD Smart Express, Holland landing gear, 285/75R24.5 tires. Serial Number: 1W1SAF1A24A238938 Notes: This trailer has 2 cracks in the frame - see photos.