SHIMANO Dura Ace Rear Derailleur 11v Di2 SS RD R9150 - BlackThe SHIMANO Dura Ace Rear Derailleur 11v Di2 SS RD R9150 is an electronic rear derailleur designed for road bicycles equipped with 11 speed drivetrains. Its primary function is to provide precise and reliable gear shifting when paired with SHIMANO Di2 electronic shifting systems. This model is suitable for competitive cycling, endurance riding, and advanced road bike setups. Compatible with SHIMANO Di2 electronic shifting systems Designed for 11 speed

The SPECIALIZED Tarmac SL8 Pro 2025 Shimano Ultegra DI2 Road Bike is a high-performance complete road bicycle designed for competitive and endurance cycling

X-LARGE: 70068297

Designed for compact frame geometries

reliable performance in challenging conditions

Crafted with precision in Italy

Default Title: 710845674518

1X design for simplicity and efficiency

Mobius carbon rail for strength and flexibility

reflective decals

Enhances performance and comfort

Handmade in Portugal with British Millerain's superior ripstop fabric

resulting in a lighter