Rear Derailleur

105 Shadow design with Di2 technology, shifting is easy and precise - just a light touch, as soft as a mouse click, is sufficient for the front or rear derailleur to instantaneously select the correct gearThe rear derailleur is now the brains of the system with wireless connectivity to the shifters...

Ultegra Shadow design rear derailleur with wide link design gives quick accurate shifts and excellent drivetrain efficiencySleek appearance with Low profile Shadow design construction reduces risk of damage in a crashWide outer link plates increase pivot joint rigidity to reduce shifting deflectionL..

Ultegra Shadow design rear derailleur with wide link design gives quick accurate shifts and excellent drivetrain efficiencySleek appearance with Low profile Shadow design construction reduces risk of damage in a crashWide outer link plates increase pivot joint rigidity to reduce shifting deflectionL..

Ultegra Shadow design with Di2 technology, shifting is easy and precise - just a light touch, as soft as a mouse click, is sufficient for the front or rear derailleur to instantaneously select the correct gearThe rear derailleur is now the brains of the system with wireless connectivity to the shift..

Digital Integrated Intelligence or Di2: with programmed automatic motion at the touch of a switch the Dura-Ace Di2 rear derailleur is quick, smooth and effortless, making for unmatched drivetrain efficiencyThe rear derailleur is now the brains of the system with wireless connectivity to the shifters..

Shimano GRX, with its gravel specific ergonomics, optimized gearing options, rugged reliability, and quiet and stable drivetrain, sets itself apart from the rest of the component worldLow profile Shadow Plus design 10-speed rear derailleur for fast and precise shifting performanceShadow Plus uses a ..

Shimano GRX, with its gravel specific ergonomics, optimized gearing options, rugged reliability, and quiet and stable drivetrain, sets itself apart from the rest of the component worldPrecise and clean wireless shifting with Integrated on-board removable battery (BT-DN320 sold separately)The integra..

Shimano GRX, with its gravel specific ergonomics, optimized gearing options, rugged reliability, and quiet and stable drivetrain, sets itself apart from the rest of the component worldLow profile Shadow Plus design 11-speed rear derailleur for fast and precise shifting performanceShadow Plus uses a ..

Shimano GRX, with its gravel specific ergonomics, optimized gearing options, rugged reliability, and quiet and stable drivetrain, sets itself apart from the rest of the component worldLow profile Shadow Plus design 11-speed rear derailleur for fast and precise shifting performanceShadow Plus uses a ..

Shimano GRX, with its gravel specific ergonomics, optimized gearing options, rugged reliability, and quiet and stable drivetrain, sets itself apart from the rest of the component worldLow profile Shadow Plus design 11-speed rear derailleur with Di2 technology for fast and precise shifting performanc..

Shimano GRX, with its gravel specific ergonomics, optimized gearing options, rugged reliability, and quiet and stable drivetrain, sets itself apart from the rest of the component worldLow profile Shadow Plus design 11-speed rear derailleur with Di2 technology for fast and precise shifting performanc..

Shimano GRX, with its gravel specific ergonomics, optimized gearing options, rugged reliability, and quiet and stable drivetrain, sets itself apart from the rest of the component worldLow profile Shadow Plus design 12-speed rear derailleur for fast and precise shifting performanceShadow Plus uses a ..