He was struck by the bike at Mossley Pavilion, Carnmoney Road last night at around 8.45 pm.
The boy was taken to the Royal Victoria Hospital for Sick Children for treatment.
He is in a stable condition.
Police are investigating the incident.
Officers have appealed for anyone with information to contact them on on 101 quoting the reference number 1309 03/10/2016.
Or alternatively contact Crimestoppers anonymously on 0800 555 111.