Bring home the natural feel of an outdoor run with the 9.33 treadmill. Its Integrated Foot Plant TechnologyTM mimics your stride, while the Ground Effects Impact Control System absorbs up to 38% more foot-strike impact than other treadmills. Speed, incline and program options, including several developed specially for Precor, let you vary your workout and stay motivated. And SmartRate provides an instant heart-rate display so you can stay in your fat-burn, cardio or peak target zone.