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Shimano Ultegra R8050 Di2 11sp Rear Derailleur - Grey - Medium Cage}, Grey
  • £233.99
  • RRP £259.99
  • Saving you £10

Shimano Ultegra R8050 Di2 Rear Derailleur (GS)The Shimano Ultegra R8050 Di2 Rear Derailleur (GS) will help you maintain race concentration through intuitive shift control. The updated low-profile design of Shimano Shadow RD increases its shift stability and gives the rear derailleur a sleek and integrated appearance. Race endurance is guaranteed, through the optimised slant angle. The wide compatibility of two specific rear derailleurs (SS for cassettes 11-25T to 11-30T and GS 11-28T to 11-34T) will secure a smooth ride in even the highest and steepest mountain areas.Features: Speed: 11-Speed Compatibility: All Shimano Di2 E-Tube road 11-Speed drivetrains Model Number: RD-R8050 Series: Ultega Di2 Maximum Sprocket: 30T Minimum Sprocket: 11T Maximum Front Difference: 16T Weight: 242g (SS type), 249g (GS type)A 2 year warranty is offered with all Shimano products from Chain Reaction Cycles (3 years on Dura-Ace and XTR products).Buy Shimano Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Shimano Ultegra R8050 Di2 11sp Rear Derailleur - White, White
  • £259.99

Shimano Ultegra R8050 Di2 Rear Derailleur (GS)The Shimano Ultegra R8050 Di2 Rear Derailleur (GS) will help you maintain race concentration through intuitive shift control. The updated low-profile design of Shimano Shadow RD increases its shift stability and gives the rear derailleur a sleek and integrated appearance. Race endurance is guaranteed, through the optimised slant angle. The wide compatibility of two specific rear derailleurs (SS for cassettes 11-25T to 11-30T and GS 11-28T to 11-34T) will secure a smooth ride in even the highest and steepest mountain areas.Features: Speed: 11-Speed Compatibility: All Shimano Di2 E-Tube road 11-Speed drivetrains Model Number: RD-R8050 Series: Ultega Di2 Maximum Sprocket: 30T Minimum Sprocket: 11T Maximum Front Difference: 16T Weight: 242g (SS type), 249g (GS type)A 2 year warranty is offered with all Shimano products from Chain Reaction Cycles (3 years on Dura-Ace and XTR products).Buy Shimano Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Shimano Ultegra R8050 Di2 Front Derailleur
  • £140.49
  • RRP £214.99
  • Saving you £35

Enhance the shifting performance of your Shimano groupset with an Ultegra Di2 front derailleur. Without a cable to stretch, like a mechanical front derailleur, this Ultegra Di2 front derailleur will offer a clean, precise shift every time. Similarly, this front derailleur promises a smooth, millimetre-accuracy action throughout wet and cold conditions too. Being compatible with the Shimano Synchronized Shift technology, this Ultegra Di2 derailleur can be programmed to perfectly suit your riding style and maintain the best gear ratios for your riding terrain. Importantly, it's also compatible with a range of chainring sizes, from 53-tooth for your time trial bike to 46-tooth for cyclocross. Ultegra Di2 R8050 front derailleur Braze-on fit Smooth, reliable action Synchro-shift compatible 43.5mm chain line 11-speed compatible Compatible with 46-tooth to 53-tooth chainrings 132-grams

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Shimano Ultegra R8050 Di2 Rear Derailleur (GS) Rear Derailleurs
  • £233.99
  • RRP £259.99
  • Saving you £10

The updated low-profile "Shadow" design of the Shimano Ultegra R8050 rear derailleur increases its shift stability and gives it a sleek and integrated appearance. Race endurance is guaranteed, through the optimised slant angle. The wide cassette compatibility of 11-28 tooth to 11-34 tooth will secure a smooth ride in even the highest and steepest mountain areas.  

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Shimano Ultegra R8050 Di2 Rear Derailleur (SS) Rear Derailleurs
  • £259.99

The updated low-profile "Shadow" design of the Shimano Ultegra R8050 rear derailleur increases its shift stability and gives it a sleek and integrated appearance. Race endurance is guaranteed, through the optimised slant angle. The wide cassette compatibility of 11-25 tooth to 11-30 tooth will secure a smooth ride in even the highest and steepest mountain areas.

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Shimano Ultegra R8150 Di2 12 Sp Front Derailleur
  • £199.99
  • RRP £249.99
  • Saving you £20

Shimano Ultegra R8150 Di2 12 Sp Front DerailleurThe Ultegra R8150 Di2 12 Speed Front Derailleur from Shimano is compatible with Shimano Di2 electronic 12-Speed drivetrain systems and is smaller, sleeker and lighter than previous models. Shifting across front chainrings with the utmost efficiency and smoothness, this electronic front derailleur features Shimano Hyperglide+ technology for the fastest and most reliable gear shifting available.More compact and faster than ever, the Ultegra R8150 front derailleur performs digitally precise front shifts under any circumstances. Combining Shimano's new Di2 platform and the road incarnation of HYPERGLIDE+, the Ultegra R8150 front derailleur shifts between chainrings with the fastest, most seamless action on the market. Shimano E-Tube CompatibleE-Tube is Shimano's “service” that uses websites or apps to maximize the enjoyment of riding a bicycle by connecting the riders, the bicycles and Shimano. Shimano's genuine application E-Tube Project for Mobile allows you to customize your bike, update firmware, and maintain it by connecting it wirelessly to your bike. You can also get more detailed bike maintenance by connecting to your bike by wire with E-Tube Project via the Windows V4 application. HYPERGLIDE+ OptimisedHYPERGLIDE+ dedicated chain technology delivers greater chain retention, improved shifting efficiency, and smoother transmission over rough terrain. Improved chain retention encourages more aggressive all-terrain riding and relieves chain-issue anxiety. Smoother drivetrain transmission and enhanced shifting performance sharpens riders' concentration and improves acceleration. Better chain engagement cuts abrasion, reduces maintenance, and lengthens the lifespan of the chain. Features: Fastest ever front shifting, 45% faster than FD-R9150 Series: Ultegra R8100 Series Smaller, sleeker, lighter Frontal area reduced by 33% Top gear teeth capacity: 50-54T Chainline: 44.5mm Chainstay Angle: 61 - 66 Degrees Compatible Chain: HG 12-Speed Top Gear Teeth: 50-54T; Total Capacity: 16T Weight: 110gA 2-year warranty is offered with all Shimano products from Chain Reaction Cycles (3 years on Dura-Ace and XTR products).Buy Shimano Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Shimano Ultegra R8150 Di2 12 Sp Rear Derailleur - Black - Shadow}, Black
  • £329.99
  • RRP £379.99
  • Saving you £13

Shimano Ultegra R8150 Di2 12 Sp Rear DerailleurEngineered to offer rapid and precise gear shifting, the Ultegra R8150 Di2 12 Speed Rear Derailleur from Shimano is the most efficient and reliable 12-Speed derailleur available. It's compatible with Shimano Di2 electronic drivetrain systems, which enables you to click through the 12-Speed gear range with minimal effort and the utmost accuracy.Now simplified with a single derailleur cage length, the new 12-Speed Shimano Ultegra R8150 rear derailleur packs the fastest, most precise shifting on the market into a more affordable option. With the fastest, most accurate shifting on the market, the new 12-Speed Ultegra R8150 rear derailleur is more versatile than ever thanks to a single cage length option compatible with 11-28, 11-30, and 11-34 cassettes. Shimano Di2 Electronic Drivetrain PerformanceThanks to its lightning-fast, accurate, and reliable shifting performance, Di2 puts riders in complete control and ensures a seamless interface between the cyclist and bike like never before. Creating and continually improving the world's best shifting is a complicated undertaking requiring constant technological advancements. From hardware to software, Shimano Di2 technology is on the cutting edge, striving to deliver the best rider experience possible now and in the future. Shimano E-Tube CompatibleE-Tube is Shimano's “service” that uses websites or apps to maximize the enjoyment of riding a bicycle by connecting the riders, the bicycles and Shimano. Shimano's genuine application E-Tube Project for Mobile allows you to customize your bike, update firmware, and maintain it by connecting it wirelessly to your bike. You can also get more detailed bike maintenance by connecting to your bike by wire with E-Tube Project via the Windows V4 application. Direct Mount CompatibleRear wheels are easier to remove with a mounting option for Shimano Shadow RD and Shimano Shadow RD+. The direct mount feature is designed to suit a wide range of contemporary frames with large-section chainstays, in particular, mountain bikes with thru-axle dropouts. Shimano Shadow Low-Profile Rear DerailleurThe mechanism rear derailleur, Shimano Shadow RD, is intended for more aggressive riding. Its super low profile design carries many benefits. Because of its low profile and single tension construction, the derailleur does not hit the chain stay in rough riding conditions. The result is smooth and silent performance. Features: Fastest ever rear shifting, 58% faster than RD-R9150 Compact design includes an integrated wireless unit, charger, and switch LED status indicator Battery indicator Pairing Adjust mode, etc. Wider range capacity Max. Low Sprocket: 34T Speeds: 12-Speed Weight: 262gA 2-year warranty is offered with all Shimano products from Chain Reaction Cycles (3 years on Dura-Ace and XTR products).Buy Shimano Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Shimano Ultegra R8150 Di2 12 Speed Front Derailleur Front Derailleurs
  • £199.99
  • RRP £249.99
  • Saving you £20

More compact and faster than ever, the ULTEGRA R8150 front derailleur performs digitally precise front shifts under any circumstances. Combining Shimano's new Di2 platform and the road incarnation of HYPERGLIDE+, the ULTEGRA R8150 front derailleur shifts between chainrings with the fastest, most seamless action on the market. Shimano E-Tube Compatible E-Tube is Shimano's “service” that uses websites or apps to maximize the enjoyment of riding a bicycle by connecting the riders, the bicycles and Shimano. Shimano's genuine application E-Tube Project for Mobile allows you to customize your bike, update firmware, and maintain it by connecting it wirelessly to your bike. You can also get more detailed bike maintenance by connecting to your bike by wire with E-Tube Project via the Windows V4 application. HYPERGLIDE+ Optimised HYPERGLIDE+ dedicated chain technology delivers greater chain retention, improved shifting efficiency, and smoother transmission over rough terrain. Improved chain retention encourages more aggressive all-terrain riding and relieves chain-issue anxiety. Smoother drivetrain transmission and enhanced shifting performance sharpens riders’ concentration and improves acceleration. Better chain engagement cuts abrasion, reduces maintenance, and lengthens the lifespan of the chain.

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Shimano Ultegra R8150 Di2 12 Speed Rear Derailleur Rear Derailleurs
  • £329.99
  • RRP £379.99
  • Saving you £13

Now simplified with a single derailleur cage length, the new 12-Speed Shimano Ultegra R8150 rear derailleur packs the fastest, most precise shifting on the market into a more affordable option. With the fastest, most accurate shifting on the market, the new 12-Speed Ultegra R8150 rear derailleur is more versatile than ever thanks to a single cage length option compatible with 11-28, 11-30, and 11-34 cassettes. Shimano Di2 Electronic Drivetrain Performance Thanks to its lightning-fast, accurate, and reliable shifting performance, Di2 puts riders in complete control and ensures a seamless interface between the cyclist and bike like never before. Creating and continually improving the world's best shifting is a complicated undertaking requiring constant technological advancements. From hardware to software, Shimano Di2 technology is on the cutting edge, striving to deliver the best rider experience possible now and in the future. Shimano E-Tube Compatible E-Tube is Shimano's “service” that uses websites or apps to maximize the enjoyment of riding a bicycle by connecting the riders, the bicycles and Shimano. Shimano's genuine application E-Tube Project for Mobile allows you to customize your bike, update firmware, and maintain it by connecting it wirelessly to your bike. You can also get more detailed bike maintenance by connecting to your bike by wire with E-Tube Project via the Windows V4 application. Direct Mount Compatible Rear wheels are easier to remove with a mounting option for SHIMANO SHADOW RD and SHIMANO SHADOW RD+. The direct mount feature is designed to suit a wide range of contemporary frames with large-section chainstays, in particular, mountain bikes with thru-axle dropouts. Shimano Shadow Low-Profile Rear Derailleur The mechanism rear derailleur, Shimano Shadow RD, is intended for more aggressive riding. Its super low profile design carries many benefits. Because of its low profile and single tension construction, the derailleur does not hit the chain stay in rough riding conditions. The result is smooth and silent performance.

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Shimano XT Di2 M8050 11 Speed Rear Mech Rear Derailleurs
  • £209.99
  • RRP £309.99
  • Saving you £32

The low-profile geometry and chain stabiliser ensure drivetrain security while the electronic wire transmission maintains consistent performance in all weather and trail conditions.

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Shimano XT Di2 M8070 2x11 Front Mech Front Derailleurs
  • £73.99
  • RRP £199.99
  • Saving you £63

Featuring auto trim technology and an optimised cage design, the XT Di2 M8070 front mech tracks the movement of the rear derailleur and delivers perfect shifts from every gear combination.

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Shimano XT M781 10 Speed MTB Rear Derailleur - Black - Long Cage}, Black
  • £76.49

Shimano XT M781 10sp Rear DerailleurThis Shimano XT M781 Shadow 10-Speed Rear Mech has efficiency as its key principle. The XT Shadow rear derailleur is designed with a longer swing arm and a tighter spring for crisper shifting. The Dyna-Sys rear derailleur will stay in adjustment longer and deliver consistent performance with each ride.Features:Material: AlloyDeore XT Shadow Dyna-Sys 10-speed rear derailleur delivers reliable and precise shifting with a stiff and lightweight open designShimano's new Direct Mount Rear Derailleur system gives more space around the rear frame dropout resulting in easier rear wheel removal but also allows frame designers to shorten chainstays, increase axel sizes and move suspension pivotsDirect Mount gives a simpler, cleaner lookShadow features a super low-profile design that reduces the risk of damage from trail side hazardsSingle tension spring prevents contact with the chainstay resulting in a silent rideDirect cable routing prevents snagging from any trail side hazardsLower weightFour fluorine-coated link pin bushingsHigh rigidity wide outer link braces the pulley bodyStrong return spring for a positive shifting feelImproved cable pull ratio provides a more accurate shift actionDyna-Sys 10-speed compatible onlyDurable sealed bearing pulleysTop normal spring uses the spring to select higher gearsCapacity: 35TWeight: 234gA 2-year warranty is offered with all Shimano products from Chain Reaction Cycles (3 years on Dura-Ace and XTR products).Buy Shimano Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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