Cyclists who have taken the Road 1 class learn fitness and physiology for longer rides, and advanced mechanincs and traffic negotiation, in a two-part class from 6:30 to 9 p.m., Tuesday, Jan. 24, and 8 a.m. to 1:30 p.m., Saturday, Jan. 28; free. Registration is required; call 245-2453 to register or for more information.