Sully and Sergeant Major have a dangerous balancing act transporting two enormous 18m long quarry machines. Their challenge is to move these giant machines over 290km from Hertfordshire, to Port Talbot in Wales.

The truckers face a major challenge delivering millions of pounds worth of army vehicles through the narrow streets of Wiltshire for the annual Trowbridge Armed Forces Fair.

Sgt Major and Sully battle the elements loading two 16 tonne Royal Marines landing craft in Instow, Devon. The truckers have to navigate heavy holiday traffic all the way to the dockyard in Devonport.

Sergeant Major is in Spain on a top-secret mission transporting the British Army’s brand new scout vehicle from Seville to Newport, Wales. Accompanied by an armed escort he’s under pressure to reach the Santander ferry in time.

Sergeant Major and Sully have the challenge of moving two enormous boiler houses from the West Midlands to Bristol. But the pressure is on as they reverse their ultra delicate cargo through the tiny yard under the scrutiny of boss Steve King.

Crews transport a Royal Navy minesweeper and a gigantic rock crusher.

Crews move three massive pieces of an oil rig and more.

Crews move armored cars between army bases and deliver a crane.

Crews navigate a crane in the heart of Edinburgh and more.

A team moves four dumper trucks through tiny Welsh villages and more.

The team moves a cheese vat, and one trucker makes an error in a tunnel.