1991 Case IH 1680 Combine. Cummins Engine. Specialty Rotor. Field Tracker. Rock Trap. Chopper. Cross Flow Fan. Mauer Bin Extension. 18.4x38 Michelin Radial Duals. Feeder Chain 3 Years Old. Rotor Belt 2 Years Old. Clean Grain Elevator Chain 2 Years Old. New Rear Main Seal 2 Years Ago. Shedded.5397 Hours. 66zero49one57two4.