We have a lot to share in this review of the NordicTrack X32i Incline Treadmill. It has a phenomenal incline range of -6 to 40%. Trail runners and hikers will benefit from this unique, category-defining treadmill. The cushioning is luxurious, ensuring you recover from your outdoor workouts. An iFIT subscription is strongly suggested, but you’ll want to click on this review of the NordicTrack X32i before buying and subscribing.