There is vibration on the steering as well as the passenger seat is shaking . on 2001 Mercedes-Benz S430

S430 Year 2001 Vibration There is vibration on the steering as well as the passenger seat is shaking and underneath my foot “felt like “when I drive above 60KM till 130 KM. I have this problem for long time about 6 month: I have changed the following parts: - Break shoe 4 Wheels - Break disk 4 wheels - All new tires 4 Wheels - Front / Left hand side bearing - I have did wheels alignment I have checked the following and the mechanic confirmed there are ok:- - Propeller shaft it’s ok no defect or sound of crank on it . - no sound or noise on the drive shaft and the oil level is ok - Checked the Ball Joint and all the sides are in good condition and ok . - The boot inspected are ok - Control Arm both side are ok

by in Rosedale, NY on January 20, 2013
1 answer
ANSWER by on January 21, 2013
poss tire has a small bubble or you could have lost balance weights