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Shimano Sora R3000 9sp Rear Derailleur - Black - Medium Cage}, Black
  • £42.99

Shimano Sora R3000 9 Speed Rear DerailleurWith its durability and affordability, the Sora R3000 9 Speed Rear Mech is the perfect choice for winter or urban commuting bikes. Now with technology adopted from higher-level rear mechs, both beginners and enthusiasts will feel comfortable with the features that 9-speed Sora R3000 introduces.Features: Wide link design for increased rigidity and precise gear shifts 11-tooth pulleys for reduced pulley wear and chain noise Pulleys feature sintered alloy bushings for smooth-running performance Compatible with 9-speed drivetrains Cassette Compatibility: 9-speed Max Largest Sprocket: 32T (Short Cage), 34T (Medium Cage) Min Largest Sprocket: 25T (Short Cage), 28T (Medium Cage) Max Smallest Sprocket: 14T Min Smallest Sprocket: 11TA 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 Sora RD-R3000 9-Speed Rear Derailleur - Medium
  • £32.24
  • RRP £43.00
  • Saving you £25

The Shimano RD-R3000 9-speed Rear Derailleur features an advanced light action for low-friction shifting up or down the block, a wide link design for increased rigidity and precise gear shifts. The super light shift action is complemented by large 11 tooth pulleys which run on high quality bushings to offer reduced noise and extended service life.Compatible with 9-speed drivetrainsShort cage: 37 tooth total capacity, rear sprocket size range 11-32TMedium cage: 43-tooth total capacity, rear sprocket size range 11-34T11-tooth pulleys for reduced pulley wear & chain noiseWide link design for increased rigidity & precise gear shifts

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Shimano Tiagra 4700 10 Speed Rear Derailleur - Grey - Medium Cage}, Grey
  • £19.99
  • RRP £44.99
  • Saving you £56

Shimano Tiagra 4700 10 Speed Rear DerailleurSporting the new grey anodised finish, the Shimano Tiagra 4700 10 Speed Rear Derailleur (GS) carries the chain across the sprockets with ease. It delivers high-performance gear changes and operation all at a low price.Features: Speed: 10-Speed Wide link design increases rigidity and service life Advanced light action for low-friction shifting up or down the block Alloy body's and outer link leads to lower weight without compromising strength and durability 11 tooth pulleys for reduced pulley wear and chain noise Two fluorine-coated link pin bushings for low-friction performance Low Sprocket Maximum: Short Cage (SS): 28T(Front double), 25T Front triple); Medium Cage (GS): 34T (Front double) 32T (Front triple) Low Spocket Minimum: 28T (Front double) 25T (Front triple) Maximum Front Difference: 16T (Front double) 20T (Front triple) Total Capacity: Short Cage (SS): 33T; Medium Cage (GS): 41TA 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 Di2 R8050 11-Speed Rear Derailleur - Medium
  • £233.99
  • RRP £259.99
  • Saving you £10

With the new Ultegra R8050 rear derailleur 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 gear. The removal of traditional mechanical cables in favour of electrical wires not only eliminates poor shifting caused by contaminates, corrosion and stretching, but provides effortless gear shifts.Compatible with 11-speed Di2 systems, this derailleur is made from high tolerance cold forged aluminium for incredible durability and a longer lifespan. Benefiting from a low-profile shadow design construction that reduces the risk of damage in the event of a crash, this derailleur also remains more aerodynamic on the bike, sitting poised and perfectly placed to flick between your preferred gear. A low friction shifting action guaranteed by four self-lubricating micro-machined fluorine coated link pivot bushings, you can be sure of joy each time you switch your gear.Low profile shadow design constructionHigh tolerance cold forged aluminium link platesSS Cage: Compatible with 11-25T Up To 11-30TGS Cage: Compatible with 11-28T Up To 11-34TWeight: 242g (SS Type), 249g (GS Type)

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Shimano Ultegra R8000 11 Speed Rear Derailleur - Grey - Medium Cage}, Grey
  • £94.99

Shimano Ultegra R8000 11 Speed Rear DerailleurNow compatible with a wider range of cassette tooth count options, the Ultegra R8000 11 Speed Rear Derailleur delivers has been optimised by Shimano to offer fast and accurate gear shifts with minimal rider effort. In addition to the slick shifting, it also adopts the “Shadow” cage design to sit closer to your bike's frame. This improving its aerodynamics and protects it should you be unlucky enough to have a crash. Race-ready, it’s made in two different cage sizes to suit your cassette size preference.Key Features: Material: Alloy Colour: Grey Speed: 11-Speed Compatibility: All Shimano 2x11-Speed road drivetrainsCage Size: Separate short and medium cage size options Cassette Size Capacity: Short Cage: 11-25T to 11-30T; Medium Cage: 11-28T to 11-34T Total Capacity: Short Cage: 35T; Medium Cage: 39T Mounting: Standard hanger mount or direct mount Clutch Type: No Shadow Technology Low-profile design Precise and accurate shifting Manufacturer's Part Number: Short Cage: RD-R8000-SS; Medium Cage: RD-R8000-GS Weight: Short Cage: 200g; Medium Cage: 210gTechnologies: Shadow RD: Traditional derailleurs extend wider than the profile of your bike. With its low-profile design, Shadow RD (Reduced main derailleur body) is a more compact derailleur that fits closer to the frame, with more direct cable routing. Shadow RD maintains a consistent distance to the cassette for increased shift stability. The reduced body width creates a sleek and smooth appearance, ensuring less damage in a crashA 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 R8000 11-Speed Rear Derailleur - Medium
  • £76.00
  • RRP £94.99
  • Saving you £20

Quick and responsive mechanical shifting, the Shimano Ultegra R8000 11-Speed Rear Derailleur works to give you quick, accurate shifts and excellent drivetrain efficiency.The derailleur features a lightweight aluminium pulley cage that has been manufactured to provide you with the integral strength to shift with precision and accuracy whilst under load. With a wide link design that gives quick and accurate shifting, this derailleur benefits from a low, aerodynamic profile that reduces the risk of damage in a crash.Low profile shadow design constructionWide outer link platesLightweight aluminium pulley cageSS Cage: Compatible with 11-25T Up To 11-30TGS Cage: Compatible with 11-28T Up To 11-34TWeight: 200g (SS Type), 210g (GS Type)

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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 XT M781 10 Speed MTB Rear Derailleur - Black - Medium Cage, Black
  • £71.99
  • RRP £77.99
  • Saving you £8

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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Shimano XT M781 10 Speed MTB Rear Derailleur - Silver - Medium Cage, Silver
  • £70.49
  • RRP £77.99
  • Saving you £10

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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Shimano XT M8000 11 Speed Rear Derailleur - Black - Medium Cage}, Black
  • £74.99
  • RRP £99.99
  • Saving you £25

Shimano XT M8000 11 Speed Rear DerailleurEnjoy smooth, lightweight shifting with Shimano's M800 11 Speed Rear Derailleur. This component requires 20% less force to operate, yet it's even more durable and offers exceptional shifting performance. Simple to adjust and featuring enhanced chain stability, this mountain bike rear derailleur has you covered, no matter how tough the terrain.Features: Speed: 11-speed Compatibility: All Shimano 11 speed MTB shifters Shifting Action: Shadow RD+ Mount Type: Direct attachment (Conventional)/Direct mount compatible (No bracket specifications available)Maximum Sprocket: Low sprocket - 40/42T*, Top sprocket - 11TMinimum Sprocket: Low sprocket - 40T, Top sprocket -11TFront Difference: MAX 10TTotal Capacity: 39TLink Pin Bushings: 4 Clutch Type: Yes Shift cable comes with new hyper low-friction coating technologyEfficient pulley teeth designEasy-to-adjust chain stabiliser Weight: 271g (approx.)Manufacturer Reference Codes:Medium Cage: RDM8000GS; Long Cage: RDM8000SGS*42T for 1x11 onlyA 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 XT M8050 Di2 11sp Rear Derailleur - Black - Medium Cage}, Black
  • £209.99
  • RRP £309.99
  • Saving you £32

Shimano XT M8050 Di2 11sp Rear DerailleurThe Shimano XT Di2 M8050 11 Speed Rear Mech is designed specifically to work with a Shimano electronic Di2 drivetrain, the M8050 uses a medium cage that can allow you to run up to a 46t cassette.The low-profile geometry and chain stabiliser ensure drivetrain security while the electronic wire transmission maintains consistent performance in all weather and trail conditions.Features:Shifting motor responds instantly to rider inputE-Tube electric wire transmission guarantees consistent performance in all conditionsAccurate chain position in every gearProgrammable, multi-shift and Shimano Synchronised Shift functionsLow-profile design keeps derailleur safely away from trail obstaclesShimano Shadow RD+ chain stabilizer with easy adjustmentCompatible with CS-M8000 11-46t cassette (1X11) and 11-40/11-42 (2x11)Weight: 329gBuy Shimano Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Shimano XTR M9000 11sp Rear Derailleur - Black - Medium Cage}, Black
  • £166.50
  • RRP £189.99
  • Saving you £12

Shimano XTR M9000 11sp Rear DerailleurThis Shimano XTR M9000 Shadow+ 11-Speed Rear Mech features a refined Shadow RD Plus clutch rear derailleur, a new front derailleur structure and a new XTR chain (CN-HG900-11), to offer industry-leading drivetrain stability.Improved ShiftingThis XTR rear derailleur has Shimano's Shadow+ design, which optimises the slant angle to lower shift effort. In turn, the XTR rear derailleur has improved shifting and driving stability as the derailleur's low-profile delivers protection from harm’s way. The new Shadow+ clutch has a simpler external clutch adjustment, and the Shimano XTR M9000 Shadow+ 11-Speed Rear Mech has a wider range of adjustment for easier setup.Features: Maximum Front Difference: 10TMaximum Low Sprocket: 40TFull carbon fibre outer pulley cage saves weight while alloy inner cage increases rigidityCold forged wide alloy links and pivot bodyFour fluorine-coated link pin bushingsXTR Shadow+ Dyna-Sys 11-speed rear derailleur for the ultimate in shifting performance and durabilityShadow+ features a super low-profile design and optimized slant angle for super light shifting actionShadow+ uses a chain stabilising switch that when on will reduce chain bounce in rough terrain maintaining more stable drive and shiftingSingle tension spring prevents contact with the chainstay resulting in a silent rideDirect cable routing prevents snagging from any trail side hazardsStrong return spring for a positive shifting feelImproved cable pull ratio provides a more accurate shift actionSpecifically designed to work with XTR M9000 11-speed Dyna-Sys 11-40T cassette and drivetrainDurable sealed bearing pulleys for low frictionTop normal spring uses the spring to select higher gears37T capacity GS cageA 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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