The man who died has been named as Morgan Denny.
The 36 year old was the driver of a silver Nissan pick-up jeep that was involved in a collision close to the junction of Rusheyhill Road.
A blue and white ‘Daf’ lorry and a black and white ‘Scania’ lorry were also seen in the area at the time.
Police are working to establish the circumstances of the collision and identify all of the vehicles involved.
They are appealing for anyone who was travelling on the Tornagrough Road or Rusheyhill Road yesterday morning around 8am and who witnessed the collision to contact local officers in Lisburn or the Collision Investigation Unit on 101 quoting reference 184 of 27/09/17.