shakeing

[chrisfrom nj]

im working on my dads 93 dodge b250 van it shakes really bad at 45-55 mph i changed the u joints on the driveshaft and took it out on a test drive it was good when you drive normal when you bring it up to speed it shakes alot can someone help me

[grazi]

Did you try balancing the wheels?

[BonzoHansen]

Vibration Diagnosis Flow Chart (http://www.tirerack.com/images/tires/vibechart.pdf)

[chrisfrom nj]

grazi the wheels were balanced

thanks bonzo i will follow the chart tomorrow

[FIcamaroRE92]

Rear pinion angle?

[Phoenixfire1989]

alignment? try going above that speed by a little bit and see if its stops =)

[1320B4U]

Rotate tires and try it...could have been a belt that has shifted.

[chrisfrom nj]

Rear pinion angle?i will check it

alignment? try going above that speed by a little bit and see if its stops =)i need to change the ball joints and tie rods

Rotate tires and try it...could have been a belt that has shifted.
i rotated the tires one tire had a bubbles in it and there were 2 bent rims i got all that squared away the front end is the prob ball joints and tie rods