With its updated link construction, the Shimano Dura-Ace R9100 front derailleur offers more cable routing options and an integrated cable tensioner. It delivers light, intuitive shifting and has been adapted to also be compatible with race-specific disc brake bikes. The internal toggle mechanism on this Shimano Dura-Ace R9100 front derailleur - braze on version provides greater clearance for larger tyres and it now features a built-in cable tension adjustment bolt meaning there is no need for inline barrel adjusters.
The slick performing and durable Shimano Tiagra 4700 rear derailleur delivers high-performance gear changes and operation all at a low price. *Please note, due to a specific pull ratio, this derailleur is only compatible with Tiagra 4700 shifters.
With its compact and smooth appearance, the Shimano Dura-Ace Di2 front derailleur delivers quick and smooth front shifting even under high pedalling torque. Plus, it has programmed chain guide trim settings and can be used in full or semi Shimano Synchronised Shift modes to bring you a personalised, top-level shifting experience. Shimano's 9150 groupset brings its Syncro-Shift technology to the road too. Syncro-Shift technology enables the Shimano Dura-Ace Di2 R9150 front derailleur to read the position of your Di2 rear derailleur and will automatically operate the front shift to position the gears in the most efficient gear and best chain line, so you'll never have to worry about front shifting and correction shifts again.
The Shadow design of the Shimano Dura-Ace Di2 rear derailleur means it sits under the chainstay and cassette to give a slimmer profile, which not only improves aerodynamics but offers faster wheel changes and helps to prevent damage in a crash. It also offers faster and more precise shifting than ever before. Shimano's 9150 groupset brings its Syncro-Shift technology to the road too. Syncro-Shift technology enables the Di2 front derailleur to read the position of your Shimano Dura-Ace R9150 rear derailleur and will automatically operate the front shift to position the gears in the most efficient gear and best chain line, so you'll never have to worry about front shifting and correction shifts again.
This mountain bike (MTB) Shimano Acera 8 speed rear derailleur is compatible with 7 and 8-Speed drivetrains. Its oversize 13-tooth tension and guide pulleys reduce noise and wear. Also, its extension spring and low-friction fluorine-coated link pivot bushing result in a light shifting action.
Thanks to the clutch system on the Shimano Deore M6000 rear derailleur, you can push yourself harder on the roughest trails, without worrying about chain slap or drop. It also delivers ultra-quick, quiet shifts and with its fluorine-coated bushings, shifting requires minimal rider effort. Additional Features: DYNA-SYS compatible Low profile design reduces the risk of damage Direct mount compatible Single tension spring prevents contact with the chainstay Direct cable routing prevents snagging Improved stability and chain retention longevity Compatible with wide range 11-36T cassette (medium GS version only) Fluorine-coated link bushings for low-friction operation Technologies: Shadow+: This technology provides a less distracting, quiet drivetrain as the rear derailleur stabiliser reduces chain slap. A simple solution for chain drop, which is lighter and more efficient than roller type chain devices.
With its light action design, Teflon coated bushings and efficient spring, this Shimano Altus 8 speed rear derailleur is perfect for leisure cycling and touring.
This particular mechanism is specifically designed for 3x9 gearing. It's easy to use light action makes it ideal for use on your commuter, touring or winter training bike.
The low-profile geometry and chain stabiliser ensure drivetrain security while the electronic wire transmission maintains consistent performance in all weather and trail conditions.
With its "Top Swing" design for positive shifting action and dual pull cable routing, the Shimano Acera M3000 front derailleur shifts smoothly and effortlessly and suits most bike frame's cable routing types.
The M7025 Direct Mount front mech features traditional down/top pull routing. It provides increased traction range for long-travel and active rear suspension bikes.
Featuring an extra wide pivot link to increase rigidity while reducing flex for improved shifting response.