1998 John Deere 637 26'5" Tandem Disk, Pintle Hitch, Jack Stand, Hydraulic Raise, Hydraulic Fold, Hydraulic Level, 9" Disc Spacing, 21.75" Front Disc Diameter, 20.25" Rear Disc Diameter, Walking Axles On Main Frame & Wings, 11L-15 Tires Main Frame Tires, 11L-15 Tires On Wings, NOTE: (1) Disk Missing, Unused Disc Included In Sale, SN: N00637X000164