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.
grinding on front wheel is caused by 2 things.   a bad or loose wheel bearing,or worn out brakes, have them both checked   You might also want to check the level of fluiâ¦d in the power steering reservoir - low or lack of fluid will also cause a noise (although more of a whining than a grinding).