The police identified the dead as Zarrad Arshad Momin (20), Abdulla Arshad Momin (13) and Ghulam Hussain Sameer Sayyed (14).
The accident took place at Mhapoli village on Bhiwandi Wada road today. The injured have been admitted to the Jupiter Hospital at Thane, the police said.
According to the police, the victims are residents of Mahapoli village.
Their bodies have been sent for postmortem, the police said.