Dorset Police are renewing their appeal for information after a 16-year-old girl died, when her scooter was involved in a collision on the A31 near Ringwood last month.
She was struck by a Volvo XC90 on Sunday the 24th of February at 8.23pm.
Police have are visiting all registered keepers of Volvo XC90 and so far 300 vehicles have been eliminated in their search.
Churchill Retirement Living, a company based in Hampshire, is offering a reward of £4000 for information leading to the arrest and charge of an offender.
The Crimestoppers charity is offering an additional £1000 reward.
Members of the public can call the Crimestoppers line – on 0800 555 111.