SHIMANO CALIPER BRAKE, BR-R9100, DURA-ACE, CS-51, 10.5MM SUNKEN NUT SHOE:R55C4

Overview

The Shimano BR-R9100 Dura-Ace Dual-Pivot Brake Caliper ensures superior stopping power and modulation. A Dura-Ace R55C4 brake shoe increases performance and durability. Together they provide optimal braking performance in all conditions.

With SHIMANO's SLR-EV dual symmetric pivot design, the short-arm DURA-ACE R9100 series calliper brakes employ twin bearings and a roller to realize greater efficiency and deliver superior modulation and stopping power. They are offered in traditional and direct mount options.

Features

• The best balance between rigidity, weight and stopping power
• More predictable, linear braking curve
• Clear contact feeling with better linearity
• Stabilizer added between axles work
• Sleek design
• Less gap between each arm
• Comfortable riding with wider tires on rough road
• Better clearance for a wider tire
• Compatible with 28C tire size

Specifications

• Model No: BR-R9100
• Series: DURA-ACE R9100 Series
• Colour: Series colour
• Average weight: 327 ( /pair)
• Brake-type: SLR-EV Dual Pivot
• Reach (mm): 51
• Brake shoe|Standard: R55C4
• Brake shoe|Optional choice: R55C4 Carbon, R55C4-A Carbon, R55CT4
• Compatibility: SLR-EV
• Assembly pivot nut (mm)|Front (mm)|10.5: ✔
• Assembly pivot nut (mm)|Front (mm)|12.5: ✔
• Assembly pivot nut (mm)|Front (mm)|18.0: ✔
• Assembly pivot nut (mm)|Front (mm)|27.0: ✔
• Assembly pivot nut (mm)|Front (mm)|32.0: ✔
• Assembly pivot nut (mm)|Rear (mm)|10.5: ✔
• Cartridge shoe holder: ✔
• Tire guide bumpers: ✔
• Quick release lever: ✔
• Shoe angle adjusting: ✔
• Maximum tire size: 28C
• Rim width (mm): 20.8-28
• Titanium cable fixing bolt: ✔
• Titanium pivot bolt: ✔