A 27-year-old woman was killed after the motorcycle she was riding collided with a vehicle Saturday night in South Plainfield.

At about 7:22 p.m., police responded to 911 calls reporting a crash near Ledden Terrace and Clinton Avenue, the Middlesex County Prosecutor’s Office said.

When officers arrived, they found a Honda SBR1000 motorcycle and a Subaru Outback had collided.

The motorcyclist, identified as Sierra Grey of South Plainfield, was pronounced dead at the scene. The Subaru driver, a 76-year-old man, was not injured.

Investigators said the Subaru was making a left turn onto Ledden Terrace when it was struck on the front driver’s side by the motorcycle.

The investigation is ongoing. Anyone with information is asked to call South Plainfield police at 908-755-0700 or the Middlesex County Prosecutor’s Office at 732-745-3437.