Shimano Dura-Ace SW-RS801-S Satellite Shifter

These shifters are designed specifically for the latest generation of Shimano Di2 electronic shifting systems. They integrate directly into your existing Di2 setup, so ensure your current derailleur and lever configuration supports auxiliary satellite shifters before purchasing.

Yes, the 100mm cable length gives you flexibility to mount them in positions that suit your riding style, such as on the tops for climbing or in the drops for sprinting. Because they are compact and lightweight, they integrate cleanly into your cockpit without adding bulk.

Installation is straightforward if you are comfortable working with Di2 components. You will primarily need to plug the shifter into the designated port on your existing Di2 levers or junction, and then secure the unit to your handlebars using the integrated mounting system.

At just 18.14 grams, these shifters are incredibly lightweight and have a negligible impact on your bike's overall weight. They are designed to enhance your shifting efficiency without compromising your setup's performance.

Yes, once connected to your Di2 system, you can customize the button functions using Shimano's E-Tube Project app. This allows you to program the shifters to perform specific tasks, such as shifting the rear derailleur or controlling compatible cycle computers.