2004 John Deere 637 Disk Harrow, 26’5” Working Width, Draw Bar Hitch, Hydraulic Folding Wings, Tandem Transports, Three Bar Finish Harrow Attachment, Adjustable Depth Control, Front Disc 22 Inches In Diameter, Rear Disc 22 1/2 Inches, Tires 11L-15FI, SN: N00637X006189