2011 Landoll 7431-33 Vertical Till Disk, Pin Hitch, 3 Remote Operation, Single Point Hydraulic Depth Control, Hydraulic Depth Adjustment, Visual Depth Gauge, Gang Wrenches, C Cushion Gangs, Front And Rear 7" Disc Spacing, Front Disc Blades Approx 20", Rear Approx 21", Greaseable Gang Bearings, Adjustable Scrapers, 10 Bar Rolling Packer W/Spring Down Pressure, Front Wing Gauge Wheels W/205/65-10 Tires, 15.50-16.5SL Main Transport Wheels W/8 Bolt Hubs, 12.5L-15 Wing Tires, Walking Beam Axles On Main Frame And Wings, SN: 74L1102258