Hills Fleurieu Police are investigating a crash at Finniss last week and are seeking help from the public.

About 1pm on Monday 8 May, a 4WD was travelling along Alexandrina Road when its roof top tent came off and hit the windscreen of an oncoming truck.

It caused significant damage to the truck but thankfully the driver was not injured.

The driver of the 4WD failed to stop at the scene and police have not been able to identify the vehicle's registration at this time.

Police are seeking assistance from the public to help identify the vehicle and driver and have included an image of the vehicle below.

Anyone with information that may assist the investigation is asked to contact Crime Stoppers on 1800 333 000 or online at www.crimestopperssa.com.au/

For further information regarding load restraint, Light-vehicle-mass-and-loading-requirements-Fact-Sheet.pdf (police.sa.gov.au)