Shimano Ultegra RD-R8150 Di2 Rear Derailleur - 12-Speed
The Shimano Ultegra RD-R8150 12-speed rear derailleur delivers fast, precise shifting in a compact, fully integrated wireless design. Built as part of Shimano’s latest Di2 road system, it combines the wireless unit, charging interface, and control switch into a streamlined package that keeps the drivetrain clean while improving responsiveness and reliability.
With a single cage length designed to support a wide range of cassette options—including 11-28T, 11-30T, and 11-34T—the RD-R8150 offers versatile gearing compatibility for everything from racing to endurance and climbing-focused setups. A maximum low sprocket capacity of 34T extends its usability across varied terrain, while integrated LED status indicators provide clear battery and system feedback at a glance. The result is a rear derailleur that blends modern connectivity with dependable shifting performance for demanding road cyclists.
Key Features
- Fully Integrated Wireless Design – Built-in Di2 wireless unit, charger, and switch for a clean, modern setup.
- Wide Cassette Compatibility – Supports 11-28T, 11-30T, and 11-34T ranges with a single cage length.
- Smart System Feedback – LED indicators provide clear battery and connectivity status during rides.
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
The Shimano Ultegra RD-R8150 12-speed rear derailleur delivers fast, precise shifting in a compact, fully integrated wireless design. Built as part of Shimano’s latest Di2 road system, it combines the wireless unit, charging interface, and control switch into a streamlined package that keeps the drivetrain clean while improving responsiveness and reliability.
With a single cage length designed to support a wide range of cassette options—including 11-28T, 11-30T, and 11-34T—the RD-R8150 offers versatile gearing compatibility for everything from racing to endurance and climbing-focused setups. A maximum low sprocket capacity of 34T extends its usability across varied terrain, while integrated LED status indicators provide clear battery and system feedback at a glance. The result is a rear derailleur that blends modern connectivity with dependable shifting performance for demanding road cyclists.
Key Features
- Fully Integrated Wireless Design – Built-in Di2 wireless unit, charger, and switch for a clean, modern setup.
- Wide Cassette Compatibility – Supports 11-28T, 11-30T, and 11-34T ranges with a single cage length.
- Smart System Feedback – LED indicators provide clear battery and connectivity status during rides.
