Shimano Di2 Wireless Transmitter Unit no-stock Warm and comfortable with a

Warm and comfortable with a heavy dose of fashion

This commitment to sustainability allows riders to maintain their bikes responsibly while still achieving exceptional cleaning results

High-Stretch Construction: Ensures a secure fit with unrestricted movement

Built for endurance riding and variable weather

and its thin profile allows it to fit easily between the crank arm and the pedal body

Shimano Di2 Wireless Transmitter Unit no-stock Warm and comfortable with aThe Shimano Di2 Wireless Transmitter Unit is a compact component that enables wireless communication between a Shimano Di2 electronic shifting system and compatible cycling computers or head units. It allows riders to access drivetrain data in real time while maintaining a clean, integrated cockpit setup. Designed for Shimano Dura Ace R9150 and Ultegra R8050 Di2 systems, the transmitter works with Shimano E Tube Project firmware (3. 4. 2 or later) to