Technical innovations are coming fast for off-road enthusiasts who upgrade their 4x4s to pursue more difficult trails and for those extreme 'wheelers who compete in rockcrawling championships.

If you're looking to make upgrades and repairs to your old tired axles or to rebuild junkyard iron, or you need complete replacement assemblies, then you just got lucky! We've gathered a few new ...

Last year, Mercedes released the E-Class All-Terrain into the world, a rival to Audi's A6 allroad and the Volvo V90 Cross Country. However, it also built a crazy prototype, the E-Class All-Terrain 4x4 ...