1997 m6800 pulsating noise vibrates drawbar

[Evro81]

Just bought m6800 everything functions has 984 hrs but makes noise in rear end sounds like something pulsating vibrates drawbar when you grab it drawbar stops vibrating but still hear noise low rpms noise gets quieter increased rpms increased noise any ideas what problem could be if any would be greatly appreciated

 

[whitetiger]

It's just the nature of the beast. I've seen more of them that do it than not.
If you listen at the draw bar and go listen next to the muffler you will here the same harmonics.
I'm not sure what the answer is to why they do it but I have seen several with 2500 hours plus and no adverse affects.

 

[Evro81]

It's just the nature of the beast. I've seen more of them that do it than not.
If you listen at the draw bar and go listen next to the muffler you will here the same harmonics.
I'm not sure what the answer is to why they do it but I have seen several with 2500 hours plus and no adverse affects.

Thanks for responding feel alot better about it now like to take good care of everything and its really been bothering me.just joined this site and u made my first experience a good one look forward to learning from u all and hopefully can also help out with anything I can