1. Bicycle Electronics Items
  2. sku: 2795198983794751
  3. SHIMANO 8170

SHIMANO 8170 Ultegra Shifters DI2

8170 Shimano Ultegra 12 Speed Di2 L And R Shifters

( Brand: Shimano ), ( Type: Bike Speaker ), ( Language: English ), ( Color: Black ), ( Features: Shifters ), ( Sport/activity: Cycling ), ( Manufacturer Part Number: 8170 )

Review SHIMANO Ultegra Speed Di2 And Shifters

Introducing the Shimano Ultegra R8170 Di2 Hydraulic Disc Brake Shifters, a game-changer in the cycling world that combines the precision of electronic shifting with the power and modulation of hydraulic disc brakes. These shifters are part of Shimano's Ultegra Di2 groupset, offering high-performance capabilities at an affordable price point.

The R8170 shifters feature a sleek and compact design, with the hoods shaped to provide a comfortable grip for various hand sizes. The shifters are built with a robust and durable construction, ensuring long-lasting use even in the most demanding conditions. The shift paddles are intelligently positioned to allow for effortless shifting while maintaining a firm grip on the bars.

The electronic shifting system utilizes Shimano's Di2 technology, which delivers quick and accurate gear changes with the simple press of a button. The system is fully customizable through the E-Tube app, allowing riders to adjust shift settings to their preference. The Di2 system also integrates with battery-powered brake levers, providing an additional charge source for the shifters.

The hydraulic disc brake integration offers powerful and consistent braking performance. The shifters feature Servo-Wave technology, which modulates brake pressure based on the amount of lever movement, providing exceptional control and stopping power. The brake calipers are easily adjustable, ensuring optimal pad alignment and even wear.

The Shimano Ultegra R8170 Di2 Hydraulic Disc Brake Shifters are designed to work seamlessly with other components in the Ultegra Di2 groupset, including the rear derailleur, battery, and E-Tube app. This integration allows for a smooth and efficient shifting and braking experience, making every ride a pleasure.

In summary, the Shimano Ultegra R8170 Di2 Hydraulic Disc Brake Shifters offer a high-performance and customizable shifting and braking system. The electronic shifting and hydraulic disc brakes provide quick and accurate gear changes and powerful braking performance, making these shifters an excellent choice for any serious cyclist.

Shimano Ultegra R8170 Di2 shifters are high-end, wireless electronic shifting components that offer several advantages over traditional mechanical shifting systems. Here are some pros and cons to help you make an informed decision about purchasing these shifters:

Pros:

1. Precise and consistent shifting: The Di2 electronic shifting system offers incredibly precise and consistent gear changes, ensuring that every shift is smooth and reliable.

2. Customizable shifting: The Di2 system allows you to customize the shifting behavior to your preferences, including the amount of shift force required and the speed of the shift.

3. Convenient and easy to use: The Di2 shifters offer a more convenient and easier-to-use shifting experience, with no need to worry about cable tension or cable wear.

4. Aerodynamic design: The Ultegra Di2 shifters have a sleek and aerodynamic design, which can help reduce wind resistance and improve your bike's overall performance.

5. Long battery life: The Di2 system has a long battery life, with up to 2,000 kilometers (1,243 miles) of riding before needing a recharge.

Cons:

1. Cost: The Ultegra Di2 shifters are more expensive than traditional mechanical shifting components, which can be a significant investment for some cyclists.

2. Complex setup: The Di2 system can be more complex to set up compared to mechanical shifting systems, requiring additional tools and expertise.

3. Electronic components can be heavier: The electronic components of the Di2 system can be heavier than traditional mechanical components, which may be a concern for weight-conscious cyclists.

4. Limited compatibility: The Ultegra Di2 shifters may not be compatible with all types of bikes or frame designs, so it's important to check compatibility before making a purchase.

In conclusion, the Shimano Ultegra R8170 Di2 shifters offer several advantages over traditional mechanical shifting systems, including precise and consistent shifting, customizable shifting, convenience, aerodynamic design, and long battery life. However, they also come with some disadvantages, such as a higher cost, complex setup, potential weight increase, and limited compatibility. Ultimately, whether or not the Ultegra Di2 shifters are worth the investment depends on your individual needs, preferences, and budget. If you value the benefits of electronic shifting and are willing to make the investment, then the Ultegra Di2 shifters could be an excellent choice for you. However, if you're looking for a more affordable and simpler shifting solution, then traditional mechanical shifting components may be a better option.

Details:

The Ultegra 12 Speed Di2 8170 L and R Shifters by Shimano are high-performance bike speakers designed specifically for cyclists. The model 8170 offers top-notch features for enhancing your cycling experience, making it a must-have any avid cyclist looking precision and convenience in their biking gear. These shifters come in a sleek black color and are equipped with English language settings for easy use.

part #: 8170 prices

  • $154.22-$1464.75

specifications velocipedespark:

  • brand: Shimano
  • type: Bike Speaker
  • language: English
  • color: Black
  • features: Shifters
  • sport/activity: Cycling
  • manufacturer part number: 8170

offer velocipedespark:

  • options: Ship-to-home
  • availability: In Stock
  • best offers: True
  • quantity: 1
  • sold: 0
  • started: November 24, 2025

general velocipedespark:

  • Cycling > Bicycle Electronics > Other Bicycle Electronics
  • condition: New

payments velocipedespark:

  • credit card: Mastercard
  • wallet: Apple-pay
  • other

shipping velocipedespark:

  • transit: 5-12 Days
  • carrier: USPS
  • cost: $12.45
  • class: Standard
  • type: Calculated
  • service: USPS Ground Advantage

seller velocipedespark:

  • # reviews: 154
  • rating: 100.0%
  • city: Cape Coral, Florida

returns velocipedespark:

  • policy: No Returns
type: bike speaker, language: english, features: shifters, sport/activity: cycling,
category: sporting goods > cycling > bicycle electronics, color: black, sku: 2795198983794751,

Shimano 8170 Is Similar To:

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4 offers $154.22–$1464.75 USD
  • New. Offer #1 priced at $154.22 + $0.00 delivery = $154.22* total. Series: ULTEGRA R8100 Series. Despite its smaller construction, the system is quieter than ever and easier to maintain.FREE SHIPPING
  • New other (see details). Offer #2 priced at $1298.00 + $0.00 delivery = $1298.00* total. Crankset, bottom bracket and disc rotors are not included. Ultegra Di2 electronic shifting system.FREE SHIPPING
  • Used. Offer #3 priced at $1464.75 + $9.99 delivery = $1474.74* total. Rotors: 160/140mm, Shimano Ultegra SM-RT800 (1.6mm). Shifters: Shimano Ultegra ST-R .+$9.99 shipping
  • New other (see details). Offer #4 priced at $1856.95 + $0.00 delivery = $1856.95* total. Shimano EW-SD300-I Electric Wires for Di2 12 Speed (1000mm & 1200mm). Ultegra Di2 ST-R STI brake/shift lever (left + right).FREE SHIPPING

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