What you need to know about GCM and GVM upgrades now

EditorTips, Towing25 Comments

An SUV towing a large caravan is pictured in the arid outback of australia

There’s been a bit of a hoo-ha around GCM and GVM in the world of 4WD and towing lately, including the recent announcement of the decision by the South Australian Government to reverse their ban on the installation of after market towing upgrades by certified Second Stage Manufacturers. But what do GCM and GVM actually mean? What about towing capacity … Read More