The two Upstate NY BMW dealers are MAX BMW in Troy http://www.maxbmwmotorcycles.com/ and Country Rode Motowerks in Fairport http://countryrode.com/main/index.php   They are both RA friendly and go out of their way to assist local owners and traveling riders in need of assistance. 

One of the best independent BMW service locations in the northeast is Heid's Hodaka/BMW, Johnsberg, NY (518) 251-2110 .There are two RA chartered clubs in Upstate NY: Long Level Beemers in Central NY (Utica/Syracuse area)

https://longlevelbeemers.com/ and the BMW Riders Club of Western NY (Buffalo area) http://bmwrcwny.com/ 

Although not an RA chartered club, Fingerlakes BMW Club puts on one of the best club BMW rallies in the country. . .always  in Watkins Glen, Labor Day weekend  http://www.fingerlakesbmw.org/rally/index.php