This is a replacement MC-60 motor control board for the Proform 730 treadmill. Exceptional 1 Year Warranty! Model Number PFTL17040, PFTL17041, PFTL17042, PFTL17042, PFTL17043, PFTL17044 only. Maintenance Tip: #1 Reason for Motor Control Board Failure is a lack of Walking Belt Lubrication. Tryout our World Famous Treadmill Lube. There are no comparisons!