Cybex 625AT Total Body Arc Trainer Train for Power, Strength and Weight Loss on one machine. Burn more calories Research shows that the Arc Trainer burns more calories than any other cross trainer or elliptical cross trainer tested. Three machines in one. Glide, Climb and Stride zones. 400 lbs Maximum User Weight Warranty: 10-year warranty on frame, 1 year on labor, 3 years on parts