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USA
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- USA
- CAN
Ships within 48 hours · Estimated delivery Aug 10 - Aug 15
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Description
Ultegra Di2 ST-R8170 / BR-R8170The ULTEGRA ST R8170 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
- The ULTEGRA ST-R8170 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
ULTEGRA BR-R8170 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
Attributes
| Caliper mount | Flat mount |
| Fluid | Mineral oil |
| Primary Color | Black |
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.5 ★★★★★
Based on 8 reviews
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Product Reviews
★★★★★ 5
Perfectos
Size: 16AWG -10FT 2Pin DT
Exelente
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 29, 2025
★★★★★ 4
2021 JL Jeep
Size: 16AWG -10FT 2Pin DT
I used these to plug in my mopar lights for my wrangler. Matched right up to the factory plugs.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 19, 2025
★★★★★ 5
Don’t hesitate
Size: 16AWG -10FT 2Pin DT, Size: 16AWG -10FT 2Pin DT
These harness extenders are great quality for the price. Don’t go with any other brand but this one 10/10
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on October 2, 2025
★★★★★ 5
Inexpensive
Size: 16AWG -10FT 2Pin DT
Good value, inexpensive way to extend other wiring. Decent materials and seem close to OEM.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 19, 2025
★★★★★ 5
Great quality
Size: 16AWG -10FT 2Pcs
Worked perfect for my 212 predator mini bike. Easy to install and looks great. High quality product.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 4, 2026
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