Car vibration at freeway speeds; why?

okay need more info on this is the vibration felt in the steering wheel why you drive. this is a problem that a lot of jeep people deal with. one it could be any part of your suspention even thow it was checked does not mean that the parts are good, new tires on it if they are not properly ballaced they will cause a vibration front wheel bearings. get some one else in the car and have them find the location and then go from there