2012 John Deere S550 Combine, 3,416 Engine Hours Showing, 1,775 Separator Hours Showing, 2WD, 6.8L 6 Cyl. Diesel Engine, 200 Gal Fuel Capacity, Hyd Transmission, 650/75R32 Front, 480/70R30 Rear, SN: 1H0S550SAC0745735