- This spare is valid for the following John Deere models: , 6320, 6400, 6410, 6420, 6505, 6506, 6510, 6515, 6520, 6600, 6610, 6620, 6800, 6810, 6820, 6900, 6910, 6920, 7200, 7210, 7220, 7250, 7300, 7320, 7350 , 7400, 7410, 7420, 7450, 7500, 7510, 7520, 7550, 7700, 7710, 7750, 7800, 7810, 7850, 7950, 6420s, 6910s, 6920s, 9540iwts, 9540wts, 9560iwts, 9560wts, 9580iwts, 9580wts , 9640WTS, 9660iwts, 9660Wts, 9680iwts, 9680wts, 9780cts, 9780icts, C670, Se6010, Se6100, Se6110, SE6200, SE6210, SE6300, SE6310, SE6320, SE6400, SE6410, SE6410, SE6420, SE6420, SE6420 , T660, T670, W540, W550, W650, W660