- This spare is valid for the following John Deere models:
4720, 6320, 6420, 6520, 6620, 6820, 6920, 7720, 7820, 7920, 9550, 9560, 624J, 6420s , 643j, 643k, 670c, 670ch, 670d, 672ch, 672d, 6920s, 843j, 843k, 9540i, 9540iwts, 9540wts, 9550sh, 9560iwts, 9560wts, 9580iwts