The attack took place on the junction of Yorks road and Harehills lane around 2:55 PM on Sunday afternoon.
The 17 year old youth is in a critical condition in hospital and police are appealing for witnesses to come forward who may have seen or heard anything surrounding the incident.
|Investigations gather evidence|
Police are also trying to trace the driver of a red private hire car, possibly a Vectra that was seen in the area.
Any motorists who may have recorded dash cam footage around the area of Harehills lane near its junction with the York road intersection or along the route of Harehills lane at on Sunday afternoon around the time may also hold vital clues and can contact the the police to assist.
Anyone who feels they may have any information, mobile phone footage or dash cam footage from around the time can contact police on 101 or Crimestoppers on 0800 555111.
|Police Forensic units investigate the scene|