The crash took place in Southampton around 5:45 a.m., Tuesday, July 12 on Country Road 104.
Southampton police received several 911 calls about a motor vehicle crash involving a motorcycle on County Road 104. said Lt. Susan Ralph, of the Southampton Police.
Patrol officers responded along with state police, Riverhead Fire Department, and Flanders Volunteer Ambulance.
Officers determined that the motorcyclist had not survived the crash, Ralph said.
The driver that struck the motorcyclist fled the scene.
The identity of the motorcyclist is being withheld pending notification of the family.
Police are looking for a tan 2002 GMC Envoy, with passenger-side damage, Ralph said.
Anyone with information about the crash, please contact 631-702-2230.
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