All of it. The 10 percent figure you occasionally see is nonsense that a lot of people believe just because they've seen it so much.
Quick Answer. Some things that cause a vehicle's front end to make a clunking noise are worn ball joints, a damaged tie rod, broken or loose sway-bar links, hard or damaged shocks, and faulty shock mounts. An automotive professional can inspect the vehicle's front end to locate the source of the clunk. Continue Reading.
So I took it in and had the rotors turned and put new brake pads on and got new tires and an alignment. The vibrating has gone down but its still there some and it drives me nuts. I think my front left strut might be bad and what keeps causing the vibrating. I think its bad because when ever i driver over a bump or manhole or anything elevated I hear like a knocking on wood sound from the left front of my car.