Vijay (24), Nanhu (32), Sailesh (31) and six others were injured in the incident that took place last night when they were returning after cremation of a villager, they said.
All of them were rushed to the hospital, where Vijay, Nanhu and Shailesh were declared dead.
The condition of others was stated to be stable.
The driver of the truck managed to flee from the spot after the incident.