ABC4366-STR Oil Seal Fits John Deere 320 330 420 420 420 420 430 430 430 430 430One New Aftermarket Oil Seal Fits John Deere Models: 320 (As a rear steering worm shaft seal) 330 (As a rear steering worm shaft seal) 420 (H Hi Crop, As a rear steering worm shaft seal) 420 (I Special Utility (2 used), As a rear steering worm shaft seal) 420 (V Special, As a rear steering worm shaft seal) 420 (W Row Crop Utility (2 used), As a rear steering worm shaft seal) 430 (H High Crop, As a rear steering worm shaft seal) 430 (S Standard, As a