Shimano Dura-Ace BR-R9100 Rear Rim Brake Caliper - Dual-Pivot, Road, Black IBRR9100AR82A

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Shimano Dura-Ace BR-R9100 is a genuine Shimano rear brake caliper delivering precise, reliable performance for road bike riders. Genuine Shimano Dura-Ace — brand new in retail pack aging. Will it fit? This is the REAR rim caliper, dual-pivot for road bikes with a standard rear brake bridge (recessed-nut mount). Clears tires up to 28c. Pair with compatible levers and a rim-brake wheelset; front caliper (IBRR9100AF82X) sold separately. Key Specifications Brand Shimano Series Shimano Dura-Ace BR-R9100 MPN IBRR9100AR82A Position Rear Type Rim brake caliper, dual-pivot (SLR-EV) Tire clearance Up to 28c Brake shoes R55C4 (fitted) Material Forged aluminum Weight 159 g (5.6 oz) Color Black Country of Origin Japan Condition Brand new — original Shimano retail packaging Technology Highlights ✓ Dual-pivot SLR-EV design delivers strong, balanced rim-braking power with a light lever feel. ✓ Reinforced caliper arms — up to 43% stiffer than the previous generation for consistent, linear braking. ✓ Clearance for modern 28c road tires. ✓ Aero-tucked quick-release arm for clean integration. ✓ Genuine Shimano quality — consistent performance and durability. What's in the Box 1 × Shimano Dura-Ace BR-R9100 rear caliper (R55C4 shoes fitted) Mounting hardware & documentation (as supplied) Original Shimano retail packaging Brand new in retail packaging. Ships from Ontario, California (US domestic) · Estimated delivery 3–5 business days · Free 30-day returns. Show more