Lincolnshire Police are looking to find the people pictured after a high value burglary in Skellingthorpe.
This incident took place between 2.30am and 6am on Jerusalem Road in Skellingthorpe on September 2.
It is believed that offenders got into the house through an unlocked front door, searched the property, and stole two sets of car keys and a significant quantity of cash from a safe.
Officers are keen trace the people on the bikes pictured, who were seen in the area at the time.
Call Lincolnshire Police with information on 101, or call independent charity Crimestoppers anonymously on 0800 555 111.