The victim was returning from her friend's birthday party in Sector 46 after midnight Tuesday, police said.
Joint Commissioner of Police Maheshwar Dayal identified the main accused as Dinesh, a property dealer.
A resident of Jharsa village on the Gurgaon-Delhi Expressway, it was he who offered her a lift on his motorcycle.
His accomplices have been identified as Naveen and Satyadev. All three men are in their mid-20s.
--IANS (Posted on 30-10-2013)