Life Fitness E1 Go Cross-Trainer, Titanium Item may ship in more than one box and may arrive separately Whisper Stride technology utilizes maintenance-free ball bearings, which eliminates noise and friction common with other cross-trainers Biomechanics research helps develops an ellipse path that closely mimics human movement so that it feels smooth and natural Combines ease of use with 13 motivating workout programs Frame: Lifetime; Electrical and Mechanical parts: 5 year; Console: 3 year; Labor: 1 year; Warranties outside the U.S. may vary