my 04 4x4 makes a sound in front drive shaft sounds like it has rings around it but inside and a bump can be felt from under truck the front shaft can be turned by hand a good bit back and forth while
front drive shaft 2004 1500 4x4 loud metal ringing like tumbling rings sorta and a bumping knok every so many rotations lot of play in park is it shaft or chain
Doubtful it is the driveline, check all of the u-joints for excessive movement or stiffness, if they check good then get a mechanics stethoscope and try to track down the noise further, it is possible to have a worn out transfer case drive chain.
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