The most powerful engine in the Husqvarna Enduro Extreme Power in a Solid Chassis The most powerful engine in the Husqvarna Enduro range features smooth power from idle to rev-limit. The tractable 4-stroke engine can be pre-owned with a higher gear thanks to outstanding torque, while the chromoly frame, polyamide subframe, 4CS fork and rear link suspension offer world championship-honed handling and stability.