4x4 Earth - The 4wd, Camping, Fishing And Outdoors Podcast.

The difference between air lockers and eLockers is one of the most popular discussion points on the 4x4earth forum, so we decided to get an expert in to discuss the difference. Heath is the General Manager at Harrop Engineering.  He drives a Harrop Superado, an Holden Colorado with an upgunned V8 Harrop supercharger engine.  Harrop was started in 1955 by Len Harrop in the northern suburbs of Melbourne.  His son had the Harrop Howler, a very fast quarter miler. Heath talks about how Harrop has transitioned about from supporting the Australian vehicle manufacturing industry to exporting components for vehicles like the Toyota Tundra. We discuss what exactly an eLocker is and how it works with the diff.  Heath talks about how the eLocker passes the 300,000 km durability testing.  Originally developed by Eaton for the military, the eLocker is designed for reliability and durability.  An electromagnet is actuated to engage the diff locking mechanism. Harrop has developed a range of 4 pinion designs for a large ran