john deere 1550

While mowing as you accelerate the lawn mower starts jerking. This happens when it is under strain and either in 2 or 4 wheel drive. You have to almost stop for it to stop jerking. it seems to be ok going very slow but at moderate speed it is not smooth.

Hi all. Long time away from forum. Does anyone out there have a John Deere front mount mower? I am looking at a 1550 with a 62 or 72 inch side discharge deck. I'm a little concerned the 72" deck might be too much for the 24.5hp engine. My 2520 with 26 hp runs my 72' Woods mower fine. The higher...