1983 John Deere 6620 Turbo 2WD Combine, 7,228 Engine Hours Showing, 466ci 6-Cyl Diesel Engine, 4-Speed Hydrostatic Transmission, Manual Concave Adjustment, Manual Sieve And Chaffer Adjustment, 23.1-26 Front Tires, 11.00-16 Rear Tires, Standard Rear Chopper, NOTE: Air Conditioner Does Not Work, SN: H06620X552839