Bearing M3+

Description

The Bearing M3+ is an official replacement indoor cycling parts component designed for the Keiser M3+ exercise bike. This sealed 6004ZZ bearing helps support smooth flywheel and crank operation, restoring quiet performance and dependable pedaling on compatible Keiser indoor cycles.

• Made for the Keiser M3+ indoor bike flywheel/crank assembly.
• Replaces original 6004ZZ shielded bearing used in select M3+ flywheel crank parts bearing replacement repairs.
• Fits applications requiring a genuine-style keiser bearing for worn, noisy, or rough-spinning crank/flywheel setups.
• Ideal for routine service when sourcing dependable keiser m3 replacement parts for commercial or home fitness equipment.

This bearing is a shielded 6004ZZ unit, built to reduce contamination while maintaining smooth rotation under repeated cycling use. As an official manufacturer replacement, it is intended to match original fit and function for the Keiser M3+ flywheel crank area. Installation is generally considered moderate: experienced DIY users or service technicians can complete the repair with the proper tools, careful disassembly, and attention to bearing orientation and seating. Replacing a worn bearing can help correct grinding sounds, excess play, and resistance issues while extending the life of your bike.

OEM-quality replacement with dependable fit, smooth operation, and fast shipping from our warehouse.