Inside the FUTURE 13-Speed Shimano Gearbox - Weight, Drive Efficiency & More

Summary

This discussion explores Shimano's new 13-speed gearbox patent, comparing it to existing internal gear hubs and Pinion systems, and highlights the benefits of fully sealed drivetrain components for low maintenance and durability. The analysis suggests this gearbox will require significant frame redesign and offers a wide gear range, but potentially less than some competitors, indicating a practical shift towards more robust and user-friendly bicycle drivetrains.