Shimano  105 BR-R7170 Hydraulic Disc Brake Caliper - Rear

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Color: Black
Size: Rear

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Optimized for road riding, the updated Shimano 105 BR-R7170 hydraulic disc brake caliper is more compact and lighter than ever, with wide pad clearance for quiet performance on the road.


  • Features the SHIMANO Flat Mount System which has a low-profile design that is ideal for road bikes
  • 10% wider pad clearance decreases the chance of disc brake rotor rub and makes wheel removal easy
  • One-way bleeding process for easy, clean maintenance


View the Shimano Di2 Product LineView all Shimano Disc Brake Calipers

Technical Specs

Item #224970
Best Use

Road Cycling

Brake Actuation

Hydraulic Brake

Brake Mount

Flat Mount

Brake Position


Number of Pistons

2 Pistons

Hydraulic Fluid Type

Mineral Oil

Pad Compound

Organic (Resin)


123 grams

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