An airfreight consignment from the UK to Sydney was discovered to comprise 125 kilograms of cocaine hid in a field within the base of an industrial generator final Friday.
Police consider the road worth of the haul is value $50 million.
Officers tracked the package deal to a property in Cawdor, in Sydney's south-west.
A police chase was initiated when a van and a truck drove off alongside the M7.
The motive force of the truck allegedly tried to ram police vehicles earlier than each autos had been stopped by officers.
The motive force and passenger of the truck, two males aged 29 and 32, and the motive force of the van, a 29-year-old man, had been arrested.
The three males are going through a raft of costs together with drug importation offences.
Within the UK, three males aged 29, 42, and 42 had been arrested and have been held in police custody "on suspicion of conspiracy to export a managed drug".
Detective Superintendent Rob Critchlow mentioned the three males arrested in Sydney weren't "well-known" to police and weren't members of any main organised crime gangs.
He added the three males charged in Sydney all have jobs and usually are not "crooks".
"These fellows appear to be concerned in varied industries and have sure abilities," he mentioned.
"We'll allege they had been knowingly concerned on this exercise and had been sought out by different folks to carry out sure roles."
Sure roles embrace freight dealing with and transport, Critchlow added.
Nonetheless, the three males within the UK "look like linked to fairly high-level criminals in that a part of the world".
"We'd allege in courtroom this group are the logistics finish, making issues occur, receiving the cargo, dealing with the concealments," Critchlow mentioned.
Critchlow added UK authorities discovered there might have been quite a few trial drug shipments to Sydney previous to the cargo loaded with nearly 130 kilograms of cocaine.
"If we hadn't acted now, many tons of of kilograms of those medicine can be on our streets," he added.