It is good to steer clear of outlaws. Some might be interesting people, but it's inviting a lot of bad luck into your life. The very few who are real criminals can take advantage of people who are lonely, need friends, or get off on taking dumb risks they don't understand - like hanging around outlaws.
Read the news as well. If you are within a block of anywhere known gangs are wearing colors, assume you and your plate are being photographed by police, your picture and plate may be matched in the drivers license automated facial recognition system, and your name becomes tagged in certain databases as a possible "associate of" the gangs in question.
It may not affect a regular job background check, but they share information with the US border and homeland security, and you could encounter harassment there when you don't have full rights as a citizen. If you ever have trouble with the police or prosecutors, the information will be secretly used against you, and if you are military, be worried about clearance issues. Whether or not you get involved with drugs, violence or crime is mostly in your control. Whether or not you get put on some blacklist that causes you or your loved ones "bad luck" in the legal, tax, or immigration systems because you had coffee in the wrong parking lot, is not in your control.
Most of those clubs were started in the 1960s, the world is a much different place now. Of the things that can mess with your life, bikers should be the least of your worries.