Oldest is first. The Queensboro Motorcycle Club is over 100 years old. They own their own club house and have weekly meetings open to the public http://www.queensboromc.com
Yes! NYC has a hells angels chapter. With a nice club house in the East Village I don’t think they causing any trouble http://www.bigredmachine.com
NYC HOG: Harley Owners Group http://www.nychog.org
If you’re a BMW guy and looking for someone to ride with http://www.citibeemers.com
BMY guys across the river in New Jersey http://www.njsbmwr.org
Long Island rides on Sundays look up http://www.roadrunnersmc.org
If you last name is Mc Something this could be the club for you http://www.celticmcc.com
Lesbian bikers have a home at http://www.sirensnyc.com
Gay guys have two motorcycle clubs of their own http://www.citycruisers.com and http://www.empirecitymc.com
For the NYFD guys http://www.nycfireriders.com
For the NYPD guys http://www.blueknights.org
Vintage riders are like herding cats, not really a club but you can check out http://www.nycvinmoto.com
Scooter fans can try http://nyscooterclub.com or http://www.iscootny.com
More groups and activities can be found at http://motorcycle.meetup.com/cities/us/ny/new_york