A Medford motorcyclist was pronounced dead Sunday afternoon after a collision between his bike and a sport utility vehicle in Yaphank, Suffolk County police said.

The crash, which killed motorcyclist Michael Luthy, 34, occurred at 2:40 p.m. on Patchogue-Yaphank Road at Express Drive North, police said. He was thrown from the motorcycle and pronounced dead at the scene, police said.

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Luthy's 2007 Kawasaki motorcycle was traveling north on Sills Road in Yaphank when it collided with a 2002 Mercury SUV traveling on Express Drive North.

Israel Berger Carrera-Garcia, 38, of Flanders, was driving the SUV and suffered minor injuries caused when its air bag deployed. No charges have been filed, police said.

Police impounded both the SUV and motorcycle for a safety check, police said. The Sixth Squad is investigating. Police ask that anyone who witnessed the crash to call the Sixth Squad at 631-854-8652 or Crime Stoppers at 800-220-TIPS.

With Nicole Fuller