If your Proform 1050 STS elliptical has stopped providing resistance or making strange noises, this replacement resistance motor is likely exactly what you need to get it running smoothly again! This is the genuine replacement part specifically designed for model number PFEL013070, so you know it will fit and function perfectly. The resistance motor is the heart of your elliptical's operation - it's what controls the magnetic resistance levels and ensures smooth, consistent performance during your workouts. Replacing a worn-out motor can make your machine feel like new again, eliminating that annoying grinding sound or inconsistent resistance that develops over time. Installation does require some technical skill - you'll need to disconnect power, remove covers, and carefully replace the motor following proper safety procedures. If you're not comfortable with electrical repairs, it's definitely worth hiring a professional. But if you're handy and have some basic tools, this replacement can save you hundreds compared to buying a new machine. The motor comes ready to install with all the necessary connections. Before ordering, double-check your model number to ensure compatibility, but if you have the PFEL013070, this is the correct part. Bringing your expensive exercise equipment back to life with a relatively affordable replacement part feels pretty satisfying, and you'll be back to your daily workouts in no time!