A motorcyclist was injured following a hit-and-run collision.
The incident happened on the B2244 Beech Farm Road, Cripps Corner, close to its junction with Compasses Lane on June 6 at 3.25pm.
The motorcyclist, heading south towards Sedlescombe, was struck by a car travelling in the same direction which failed to stop, police added.
A 29-year-old man from St Leonards, riding a 125cc Lifan motorcycle, sustained serious hand injuries and grazing. The car involved was a dark blue or black vehicle, police said.
PC Becky Knight, of the East Sussex roads policing unit, said: “I’m appealing for the driver of that vehicle, anyone who saw what happened or who may have relevant dash-cam footage, to come forward.”
Police can be contacted by phoning 101, quoting serial 850 of 6/06.