Shimano Ultegra BR-R8010-RS

This model is specifically designed for frames with a direct-mount rear seat stay configuration. Before purchasing, confirm that your bike frame has the two-bolt mounting pattern required for direct-mount rim brakes, as it will not fit standard single-bolt frames.

The 'RS' stands for Rear Seat stay. This indicates the caliper is specifically engineered to mount on the rear seat stays of your frame, rather than under the bottom bracket or on the front fork.

This caliper uses the Super SLR short pull standard. It is compatible with most modern Shimano road levers, but you should verify that your specific brake levers are designed for short-pull rim brakes to ensure proper modulation and lever feel.

Maintenance is straightforward thanks to the cartridge pad system. You simply slide the old pads out of the holder and slide new inserts in, meaning you don't have to readjust the entire caliper alignment every time you need fresh braking surface.

Yes, the dual-pivot mechanism provides significantly more stopping power and better modulation compared to single-pivot designs. It centers the braking force more effectively, resulting in a firmer, more predictable feel at the lever.