Three teenage boys were killed and a fourth was seriously hurt when the car they were travelling in crashed on the A58 between Collingham and Wetherby.
The three teenagers were pronounced dead at the scene
Thomas Dunn, Michael Tempest and Oliver Cross were pronounced dead at the scene of the crash, near the border between West and North Yorkshire.
The three boys were all 16 and pupils at St Aidan's School in Harrogate.
The 17-year-old driver is in a serious but stable condition in York Hospital after the crash on Friday night.
Post mortem examinations are due to be carried out on Monday.
West Yorkshire Police said a red Ford Escort, driven by the 17-year-old, had collided with a silver Renault.
The driver of the Renault, a 62-year-old woman, was taken to Leeds General Infirmary with a broken leg. Her passenger, a 68-year-old man, is not believed to have been injured.
The road was closed following the crash and reopened early on Saturday. Police have appealed for any witnesses to contact them.
Post mortem examinations were due to be carried out on Monday, police said.