Amazon is known for having some of the best fitness promotions from time to time. This time, Amazon is giving $100, $200, and $300 discounts on select products. As you can guess, the higher the price of an exercise device, the more discount you will get. But if you are planning to buy a stepper, a rower, or top exercise bikes, now is the time to take advantage of these limited deals. We are talking about premium exercise units here, so don’t expect to get anything for under $100 or so.