MARTIN TRACTOR IS OFFERING THIS 2017 JOHN DEERE S680. SOME OF THE MAIN OPTIONS INCLUDED ON THIS COMBINE INCLUDES THE FOLLOWING: 2WD, PREMIUM CAB, LEATHER SEAT, PREMIUM RADIO, LED LIGHTS, INTERACTIVE COMBINE ADJUST, PRO DRIVE TRANSMISSION, MULTI SPEED FEEDERHOUSE, EXTENDED WEAR, POWERFOLD BIN EXTENSION, 26' UNLOAD AUGER, POWERCAST TAILBOARD, MICHELIN 520/42 FRONT DUALS @75%, VF750/65R26 REAR TIRES