Dura Ace Di2 ST-R9270 / BR-R9270, Road Hydraulic Disc Brake, Rear, Flat mount, 140 or 160mm (not included), 175g, Black, IR9270DRRDSC170F
Dura Ace Di2 ST-R9270 / BR-R9270, Road Hydraulic Disc Brake, Rear, Flat mount, 140 or 160mm (not included), 175g, Black, IR9270DRRDSC170F
Dura Ace Di2 ST-R9270 / BR-R9270, Road Hydraulic Disc Brake, Rear, Flat mount, 140 or 160mm (not included), 175g, Black, IR9270DRRDSC170F
Dura Ace Di2 ST-R9270 / BR-R9270, Road Hydraulic Disc Brake, Rear, Flat mount, 140 or 160mm (not included), 175g, Black, IR9270DRRDSC170F
Dura Ace Di2 ST-R9270 / BR-R9270, Road Hydraulic Disc Brake, Rear, Flat mount, 140 or 160mm (not included), 175g, Black, IR9270DRRDSC170F
Dura Ace Di2 ST-R9270 / BR-R9270, Road Hydraulic Disc Brake, Rear, Flat mount, 140 or 160mm (not included), 175g, Black, IR9270DRRDSC170F
Dura Ace Di2 ST-R9270 / BR-R9270, Road Hydraulic Disc Brake, Rear, Flat mount, 140 or 160mm (not included), 175g, Black, IR9270DRRDSC170F
Dura Ace Di2 ST-R9270 / BR-R9270, Road Hydraulic Disc Brake, Rear, Flat mount, 140 or 160mm (not included), 175g, Black, IR9270DRRDSC170F
Dura Ace Di2 ST-R9270 / BR-R9270, Road Hydraulic Disc Brake, Rear, Flat mount, 140 or 160mm (not included), 175g, Black, IR9270DRRDSC170F
Dura Ace Di2 ST-R9270 / BR-R9270, Road Hydraulic Disc Brake, Rear, Flat mount, 140 or 160mm (not included), 175g, Black, IR9270DRRDSC170F
Dura Ace Di2 ST-R9270 / BR-R9270, Road Hydraulic Disc Brake, Rear, Flat mount, 140 or 160mm (not included), 175g, Black, IR9270DRRDSC170F
Dura Ace Di2 ST-R9270 / BR-R9270, Road Hydraulic Disc Brake, Rear, Flat mount, 140 or 160mm (not included), 175g, Black, IR9270DRRDSC170F
Dura Ace Di2 ST-R9270 / BR-R9270, Road Hydraulic Disc Brake, Rear, Flat mount, 140 or 160mm (not included), 175g, Black, IR9270DRRDSC170F
Dura Ace Di2 ST-R9270 / BR-R9270, Road Hydraulic Disc Brake, Rear, Flat mount, 140 or 160mm (not included), 175g, Black, IR9270DRRDSC170F
Dura Ace Di2 ST-R9270 / BR-R9270, Road Hydraulic Disc Brake, Rear, Flat mount, 140 or 160mm (not included), 175g, Black, IR9270DRRDSC170F
Dura Ace Di2 ST-R9270 / BR-R9270, Road Hydraulic Disc Brake, Rear, Flat mount, 140 or 160mm (not included), 175g, Black, IR9270DRRDSC170F
Shimano

Dura Ace Di2 ST-R9270 / BR-R9270, Road Hydraulic Disc Brake, Rear, Flat mount, 140 or 160mm (not included), 175g, Black, IR9270DRRDSC170F

$1,019.99
/
Frais d'expédition calculés lors du passage à la caisse.

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UPC / SKU
UPC
192790168487
SKU
IR9270DLF6SC100E
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Dura Ace Di2 ST-R9270 / BR-R9270, Road Hydraulic Disc Brake, Rear, Flat mount, 140 or 160mm (not included), 175g, Black, IR9270DRRDSC170F $1,019.99
Options: Dura Ace Di2 ST-R9270 / BR-R9270, Road Hydraulic Disc Brake, Front, Flat mount, 140 or 160mm (not included), 175g, Black, IR9270DLF6SC100E
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The DURA-ACE ST-R9270 2x12 speed Dual Control levers with Wireless Di2 connectivity deliver a clean aesthetic and simple setup while reimagined ergonomics bring a new level of comfort and control.

  • 2x12-speed Dual-Control lever with 4.6mm longer reach for increased security and control
  • Refined hood for improved ergonomics and aerodynamics with improved button access
  • SERVO WAVE technology enhances brake performance thanks to a faster initial bite point followed by a wider control area.
  • Easy fit pre-bled J-Kit
  • 1000mm SM-BH90 front hose or 1700mm SM-BH90 rear hose included

DURA-ACE BR-R9270 hydraulic calipers are the most compact yet. Mono-body construction ensures light weight and rigidity, proving that good things can come in small packages.

  • One-piece structure maximizes stiffness and reduces weight
  • Maintenance-friendly ONE WAY bleeding process
  • 10% wider pad clearance decreases the chance of rotor rub

Bike shipping: $100 for non-electric bikes; $250 for e-bikes.

Higher rates apply to certain long-distance destinations, including Newfoundland and Labrador. Additional charges may apply to remote or rural locations and oversized or overweight items.

Free standard shipping on eligible orders over $150, excluding bikes and e-bikes.

Your shipping charge is shown at checkout before you place your order.

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  • Request deadline: Within 7 days of receiving your bike or 14 days of receiving other items.
  • Condition: Brand-new, never used, and in original packaging. Bikes must be never ridden.
  • Final sale: Sale and special-order items cannot be returned or exchanged. A discount code on a regular-price item does not make it final sale.
  • Return deadline: Approved items must reach us within 7 days of approval.
  • Processing fee: 5% of the amount paid for returned items, excluding taxes and shipping, is deducted from your refund—even for returns brought to a store.
  • Shipping: You pay return shipping or may bring approved returns to either store. Original delivery charges are non-refundable.
  • Start a return: Submit our Online Orders Support form and wait for approval before returning anything.

Read full Returns & Exchanges Policy

For answers to frequently asked questions, visit our FAQ page.

Need help or have a question? Contact Us by email, phone or come see us in person - we’re always happy to help.