The NordicTrack FreeStrider 35 Si Elliptical is among NordicTrack’s higher end elliptical machines with a completely advanced free variable stride (35"), that’s not only the one of the longest in the market, but lets your chose your stride naturally without making adjustments. Even long time trainers can benefit from the 12 levels of resistance. It also features a 7kg flywheel, 25 workouts, magnetic resistance mechanism and transport wheels so you can move your elliptical effortlessly. The smooth pedal motion, which is supported by the from-drive system, along with the gel cushioning on the pedals helps to reduce the impact on the ankles and knees.