Treadmill Doctor Lifestyler Motor Control Board This is a Motor Control Board for Lifestyler Treadmills with the following model numbers: lifestyler 1500 - 297330/297331, lifestyler Expanse 1000 - 297541, 297542, Lifestyler Expanse 750 - 297492, lifestyler Expanse ESP - 297510, Lifestyler 10.0 - 297042, 297043. Lifestyler 10.0 esp - 297051, 297052, 297000 Lifestyler 8.0 - 297241, 297242, Lifestyler 10.0 -297320, 297321 Upgraded Treadmill Doctor Motor Control electronics have no rivals.