Clunking noise

I have a 93 525i with 18in rims and wheelspacers here is the problem While driveing last weekend I hit a pot hole at about 35mph Instantly I thought I had a blow out the car was makeing a clunking kind of noise on both sides of the front end sounds louder on drivers side that hit the pot hole upon further inspection all tires where okay has anyone experianced a similar incident or prehaps sugest what might be the problem ?
Thank you

Check your control arm bushings, those were never a brilliant design.