A van driver who was was arrested on suspicion of causing death by careless driving after the incident involving Olivia Uffindell has been bailed to a date in May.
After the arrest, the 36 year old was taken to a south London police station.
Police are appealing for witnesses and officers from the Road Death Investigation Unit are investigating.
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Scotland Yard said the male youths will appear in custody at Westminster Magistrates' Court on Saturday.
Windy this weekend with gales across northwestern parts of the UK. Rain spreading southeast.
Greater Manchester Police said "inquiries are ongoing to fully understand the circumstances of the incident."