Precor EFX 5.23 Elliptical Crosstrainer Review

The Precor EFX 5.23 is a step above the 5.17i model offering quite a few more features. It comes with a variable stride length, 16 levels of resistance and 8 built-in workouts.

Read the full Precor EFX 5.23 Elliptical Crosstrainer review to learn more about this machine.