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  3. SHIMANO RD-6870-GS

SHIMANO RD-6870-GS Ultegra Cage Rear Derailleur 689228930551 DI2 11-SPEED

Rd-6870-gs Shimano 689228930551 Please Read Ultegra Di2 11-speed Medium Cage Rear Derailleur

( Brand: Shimano ), ( Part Type: Derailleur ), ( Color: Black ), ( Number Of Speeds: 11 Speed ), ( Derailleur Cage Length: Medium Cage ), ( UPC: 689228930551 )

Review SHIMANO Please Read Ultegra Di2 11-speed Medium Cage Rear Derailleur

Shimano Ultegra Di2 RD-6870-GS 11-Speed Cage Rear Derailleur

Embark on an exhilarating cycling journey with the Shimano Ultegra Di2 RD-6870-GS 11-Speed Cage Rear Derailleur. This high-performance component is a testament to Shimano's unwavering commitment to innovation and precision engineering.

The RD-6870-GS derailleur is a perfect blend of form and function, designed to deliver swift, accurate, and reliable shifting performance. Its sleek, aerodynamic design reduces drag, ensuring optimal efficiency during high-speed cycling. The derailleur's cage is meticulously crafted from high-quality materials, providing robustness and durability even under the most demanding conditions.

The derailleur's 11-speed compatibility makes it suitable for a wide range of modern cycling setups, ensuring smooth and precise gear changes. The Di2 electronic shifting system offers quick, intuitive, and precise shifting, eliminating the need for manual adjustments. The system's wireless connectivity allows for seamless integration with other Di2 components, creating a cohesive and efficient drivetrain.

The RD-6870-GS also features Shimano's Shadow RD technology, which reduces chain slap and improves chain stability, resulting in smoother shifting and reduced wear on the chain and other components. The derailleur's adjustable clutch offers customizable tension, providing a secure chain connection while minimizing chain slap and sway, especially during aggressive riding.

With its advanced technology, sleek design, and superior performance, the Shimano Ultegra Di2 RD-6870-GS 11-Speed Cage Rear Derailleur is an excellent choice for serious cyclists seeking a high-performance derailleur that delivers consistent, reliable, and efficient shifting performance. Upgrade your cycling setup with this top-tier component and experience the difference that Shimano's engineering excellence can bring to your rides.

Shimano Ultegra Di2 RD-6870-GS 11-Speed Cage Rear Derailleur: A Comprehensive Analysis

The Shimano Ultegra Di2 RD-6870-GS 11-Speed Cage Rear Derailleur is a high-performance component for bicycles. Here are its pros and cons to aid you in making an informed decision.

Pros:

1. Precision and Consistency: The electronic shifting system ensures precise and consistent gear changes, reducing the likelihood of missed shifts.

2. Reduced Cable Interference: The Di2 system eliminates the need for cable housing, making it easier to install and maintain, and potentially improving the aesthetic appearance of your bike.

3. Durable and Reliable: Shimano is renowned for its durability and reliability, and the Ultegra Di2 derailleur is no exception. It is built to withstand the rigors of frequent use and harsh conditions.

4. Fast and Smooth Shifting: The Di2 system offers quick and smooth gear changes, enhancing your cycling experience.

Cons:

1. High Cost: The Shimano Ultegra Di2 RD-6870-GS 11-Speed Cage Rear Derailleur is significantly more expensive than traditional mechanical derailleurs.

2. Battery-Powered: The Di2 system is battery-powered, meaning you'll need to keep the battery charged, and replace it periodically.

3. Potential for Technical Issues: Although rare, electronic components can sometimes experience technical issues, which may require professional repair.

4. Limited Customization: While the Di2 system offers many advantages, it may not provide the same level of customization that mechanical derailleurs do.

Conclusion:

The Shimano Ultegra Di2 RD-6870-GS 11-Speed Cage Rear Derailleur is an excellent choice if you prioritize precision, consistency, and fast, smooth shifting. Its durability and reliability make it a worthwhile investment, despite its high cost. However, if you are on a tight budget, prefer a more traditional shifting system, or are concerned about battery-powered components, you may want to consider a mechanical derailleur instead. Ultimately, your decision should be based on your specific needs, preferences, and budget.

Details:

This part is missing its inner cage and pulley wheels. Contact me with questions, I will do my best to answer them. This part will come to you in the For Parts Not Working condition seen included photographs. Thanks again.

Di2 function checks out as normal.

part #: 689228930551 prices

  • $18.58-$573.56

specifications ribicycl:

  • brand: Shimano
  • part type: Derailleur
  • color: Black
  • number of speeds: 11 Speed
  • derailleur cage length: Medium Cage
  • upc: 689228930551

returns ribicycl:

  • policy: Returns Accepted
  • time: 30 Days
  • paid by: Buyer
  • method: Money back

shipping ribicycl:

  • type: Calculated
  • service: USPS Ground Advantage
  • class: Standard
  • cost: $11.55
  • carrier: USPS
  • transit: 3-9 Days

seller ribicycl:

  • city: New Bedford, Massachusetts
  • # reviews: 24717
  • rating: 99.9%

general ribicycl:

  • condition: Used
  • Cycling > Bicycle Components Parts > Rear Derailleurs

payments ribicycl:

  • wallet: Google-pay
  • credit card: Visa
  • other

offer ribicycl:

  • options: Ship-to-home
  • quantity: 1
  • started: January 12, 2026
  • sold: 0
  • availability: In Stock
part type: derailleur, number of speeds: 11 speed, derailleur cage length: medium cage,
category: sporting goods > cycling > bicycle components parts > rear derailleurs, color: black, sku: 16259467573549781,
Shimano RD-6870-GS Is Similar To:
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5 offers $18.58–$573.56 USD
  • New. Offer #1 priced at $18.58 + $5.00 shipping estimate = $23.58* total. Type Outer plate Brand Shimano Model RD-6800/6870-GS MPN Y5YC98080 Number of Speeds 11 speed For Bike Type Road Bike - Racing UPC 689228398535 UPC 689228398535 Part Type Bicycle part . For use with Shimano Ultegra RD-6800 and RD-6870 GS Type rear derailleurs.+$5.00 shipping
  • Used. Offer #2 priced at $573.56 + $9.99 shipping estimate = $583.55* total. Battery: Shimano SM-BTR2. Front derailleur: Shimano Ultegra FD-6870.+$9.99 shipping
  • New. Offer #3 priced at $21.99 + $5.00 shipping estimate = $26.99* total. +$5.00 shipping
  • New. Offer #4 priced at $88.81 + $7.00 shipping estimate = $95.81* total. Type Rear Derailleur Brand Shimano Model XT RD-M8000 GS MPN IRDM8000GS Cage Length Medium/Long Cage Number of Speeds 11 speed For Bike Type Mountain Bike UPC 0689228919990 UPC 0689228919990 Part Type Bicycle part.+$7.00 shipping
  • New. Offer #5 priced at $13.99 + $5.00 shipping estimate = $18.99* total. +$5.00 shipping

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