StairMaster 4000PT Upright Stepper Alternator Generator (GP107) Best for Runners serves as the central nervous

serves as the central nervous system for a range of Life Fitness recumbent bikes

By replacing a faulty board

It manages the electrical current flowing to the motor

and reliable workout every time you use it

Breathe new life into your Precor elliptical with this pre-owned EFX 221/222/225/245 control board

StairMaster 4000PT Upright Stepper Alternator Generator (GP107) Best for Runners serves as the central nervousEach part has been carefully inspected by our skilled technicians to ensure optimal performance and safety. Please note that pictures are for reference only, we carry multiple stock therefore some parts may look slightly different. (It will always be the exact model and part itself). By opting for used fitness parts, you not only save on costs but also contribute to reducing waste and environmental impact. We're proud to support the principles of