BR-R9100 Dura-Ace Brake Caliper

Product Information

For serious road cyclists who still prefer the undeniable feel of rim brakes, the Dura-Ace BR-R9100 caliper from Shimano stands out. This isn't just an incremental update; it delivers a significant leap in braking power and modulation thanks to its refined SLR-EV dual pivot design. You get a firm, predictable stop that instills confidence, even when navigating technical descents or surprise obstacles.

Shimano engineered this caliper for efficiency and precise control, blending lightweight materials with a sleek, aerodynamic profile that integrates cleanly with modern road bike aesthetics. It's built to perform reliably in all conditions, providing consistent stopping power and a linear braking curve.

Features

• SLR-EV Dual Pivot design with twin bearings and a roller for enhanced efficiency and modulation
• Improved stiffness and a 43% increase in braking power compared to previous Dura-Ace models
• Stabilizer positioned between axles for increased rigidity and linear feel
• Aerodynamic, low-profile design
• Compatible with wider tires, up to 28C, and rim widths between 20.8-28mm
• Titanium pivot bolts and cable fixing screw for reduced weight
• Angle-adjustable cartridge brake shoe holders made from magnesium

Specs

• Brake Type: SLR-EV Dual Pivot (Rim Brake)
• Material: Aluminum (caliper arms), Titanium (pivot/cable bolts), Magnesium (cartridge shoe holder)
• Reach: 51 mm
• Standard Brake Pads: R55C4 for aluminum rims
• Average Weight: 327g (per pair, front and rear calipers)