A 20-year-old man has been arrested on suspicion of attempted murder following a road traffic incident at around 3am on Saturday in The Broadway at Broadstairs.
The incident left an 18-year-old woman with serious injuries to her face, as well as a broken leg, pelvis, fingers, jaw and cheekbone. She is being treated in hospital where her condition is described as "serious".
Police say the man, aged 20, from Chestfield, was arrested in Canterbury later on Saturday morning. He has been bailed pending a Crown Prosecution Service decision to prosecute.
Detectives are appealing for anyone who witnessed the incident is asked to contact Det Sgt Claire Munday at Margate police station on 01843 222 053.