Rear Derailleur 12 Speed Shimano 105 Di2 RD-R7150

Shimano 105 Di2 RD-R7150 12-Speed Rear Derailleur

The Shimano 105 Di2 RD-R7150 rear derailleur delivers fast, precise electronic shifting for modern 12-speed road bike drivetrains. Designed for Shimano 105 Di2 groupsets, the RD-R7150 combines reliable wireless shifting performance with Shimanos proven Di2 technology for smooth gear changes in all riding conditions.

Featuring a compact Shadow-style design, the RD-R7150 improves drivetrain protection while maintaining crisp and quiet shifting performance under load. The derailleur also houses the integrated Di2 battery, acting as the central hub of Shimanos 12-speed Di2 road system.

Key Features

• Shimano 105 Di2 RD-R7150 electronic rear derailleur
• Designed for Shimano 12-speed Di2 road drivetrains
• Fast and precise wireless electronic shifting performance
• Integrated Di2 battery housed inside the derailleur
• Low-profile Shadow-style design for added protection
• Smooth and quiet shifting across the cassette range
• Optimised for endurance road bikes and performance road cycling

Compatible With

• Shimano 12-speed road cassettes
• Shimano 12-speed road chains

Complete your Shimano Di2 drivetrain upgrade with compatible 12-speed road cassettes and Shimano road bike chains.

Ideal For

Perfect for riders upgrading to Shimano 105 Di2 electronic shifting for endurance road riding, fast training rides, gran fondos, and high-performance road cycling.

Frequently Asked Questions

Is the Shimano RD-R7150 compatible with mechanical Shimano 105 drivetrains?

No. The Shimano RD-R7150 is designed specifically for Shimano 12-speed Di2 electronic drivetrains.

Does the RD-R7150 support wireless shifting?

Yes. Shimano 105 Di2 uses a semi-wireless setup with wireless cockpit communication and wired power connections.

What cassette sizes are compatible with the RD-R7150?

The RD-R7150 is compatible with Shimano 12-speed road bike cassettes with sprocket sizes up to 36T.