- 2.5 CHP Mach Z Motor; Tread Belt, ProShox Cushioning, SpaceSaver Design, 1.9" Precision-Machined and Balanced Non-Flex Rear Roller.
- Compatible Music Port for Apple iPod, Large Backlit Display, 10 mph QuickSpeed Control, 10 Percent Quick Incline Control.
- 18 Workout Apps, CoolAire Workout Fan, Grip Pulse EKG Heart Rate Monitor, 300 lbs Weight Capacity.
- Lifetime frame warranty, 25-year motor warranty, 1-year parts and labor warranty.
Train in comfort for better results. Featuring ProShox cushioning, the ProForm 520 ZN Treadmill delivers a more comfortable running surface while reducing impact on your joints with each step. Plus, with an easy-to-read display and 10 mph QuickSpeed and 10 percent Quick Incline controls, you can instantly stay on top of your workout stats and manage your workout intensity.