The incident took place around 11.50pm at the junction of Pandan Crescent
Police have arrested the 34-year-old driver of the trailer and are investigating him for causing death by negligence.
The third victim who was injured was a 17-year-old man.
It’s unclear if they were racing along the highway at the time, as some have speculated.
Electric bicycles by law are allowed a max speed of 25km/h on our roads.