dura-ace

4 года назад

This video tells the story of Shimano's Dura-Ace 7400 series, a revolutionary bicycle component system. The video focuses on the development of the Shimano Index System (SIS), a new shifting technology that aimed to improve performance and accuracy. The video highlights the challenges faced by Shimano in gaining acceptance for SIS from top European racers.

4 недели назад

This video discusses a recent Shimano patent for a fully wireless 13-speed electronic groupset. The patent details a design with integrated batteries in the derailleurs, eliminating the need for external batteries and cables. The video also explores a potential charging method using the bike's rotational energy, though the practicality of this technology is questioned.

1 год назад

The video features a 20-year-old Shimano Dura Ace 7800 groupset on a bike. The speaker discusses the condition of the groupset, highlighting its smooth shifting and durability. They compare it to SRAM Red, noting the differences in feel and weight.