This Gold's Gym Trainer 410 Treadmill drops from $377 to $349 at Walmart.com. Plus, it ships for free. This is the best price we could find by $130. (We found it for $573.99 at Amazon.) This machine features a 2.0 CHP G-Force motor, speed and incline controls, a dual-grip heart rate monitor and you can choose from up to 8 workout apps. Also included are self-storing 2-lb. hand weights and built-in programs alert you when to add the weight to increase intensity. Sales tax is charged in most states.