Driveline vibration!!! I need help!

Originally Posted by aka474
I'm pretty sure this is not wheel/tire issue. If it is, the car will vibrate at any speed.


No it will not.

Anybody that's ever owned an older 4x4 knows this. You'll be cruising along, 35, 38, 39.874045830 mph and hit that "magic harmonic" when those great big off road tires just take off into a wild-assed shimmey-shake