Electronic rear derailleur

Upgrade your 12‑speed SRAM GX derailleur to wireless AXS with this conversion kit, featuring a lightweight aluminum housing, precise shift tuning, and seamless integration for smooth gear changes.

Elite road racers demand reliable and precise shifting, 11-speed Dura-Ace R9150 delivers with its super-lightweight yet durable design Synchronized Shift designed, developed to choose the next biggest or lowest gear ratio irrespective of whether