York have made their first summer signing with the arrival of former Dagenham defender Femi Ilesanmi.
Chris Lewington, Femi Ilesanmi and Alex Osborn have all been released by Dagenham.
Captain Mark Arber is one of eight out-of-contract players released by Dagenham & Redbridge.
Dagenham have appealed against the red card issued to defender Oluwafemi Ilesanmi in the midweek draw with Leyton Orient.
Dagenham have allowed defender Gareth Gwillim to leave the club on loan, while tying Oluwafemi Ilesanmi to a new deal.
Dagenham's Femi Ilesanmi has extended his loan with Histon until November, according to the club's manager David Livermore.