The man was heading east on the motorcycle on Diversey Avenue near Lavergne Avenue about 9:40 p.m. when a black SUV heading the same direction rear-ended him, ejecting him and sending him into a pole, police said in a news release. The driver of the SUV didn’t stop, fleeing from the accident scene in the 4900 block of West Diversey and continuing east on Diversey, according to police.