Description
The Keiser M3+ Flywheel Hub is an OEM replacement hub designed to restore smooth, secure flywheel operation on compatible Keiser indoor bikes. Ideal for owners sourcing keiser m3 parts, this hub fits the flywheel crank assembly on the Keiser M3+ and related models that use the same hub design.
- Replaces Keiser flywheel hub part number 550808; some listings also reference related number 555004.
- Commonly used on Keiser M3+ indoor cycles and also referenced for certain M3 and M3i bikes using the newer hub design.
- Fits within the m3+ flywheel crank parts flywheel hub keiser plus assembly category for repair of worn, damaged, or noisy flywheel connections.
- Please compare your original hub number and bike configuration before ordering, especially on older or mixed-version units.
This flywheel hub keiser plus replacement part is built to Keiser specifications for dependable fit and long service life in home or commercial settings. As the connection point within the flywheel/crank system, the hub helps maintain proper alignment and consistent pedaling feel when the original component shows wear. This is an OEM Keiser replacement rather than a generic aftermarket substitute, making it a smart choice when you want factory-correct compatibility. Installation is generally manageable for experienced DIY owners or service technicians, though flywheel disassembly and careful reassembly are recommended for best results.
OEM-quality replacement that helps bring your bike back to smooth, reliable performance. Ships same day from our warehouse.
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