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Shimano HG710 12 Speed Cassette - Black - 11-36t}, Black
  • £84.99

Shimano CS-HG710 12 Speed CassetteReady for day long adventures on your drop handlebar road bike, this 12 speed cassette features a wide 11-36T range of 327% for excellent efficiency, so none of your effort is wasted. Whether you're sprinting on the flats to steep climbs, you can benefit from its wider gear ratio that's tailored to suit every road situation. Another highlight is each of its gear steps are optimised for pedalling efficiency, with the first eight cogs focusing on a natural and comfortable connection, and the largest four cogs allowing you to select from a wide range of gears while avoiding abrupt gear ratio changes. Compatible with both Shimano 11 and 12 speed freehub bodies, this cassette is a versatile choice of upgrade for conquering your next road adventure.12 Speed Cassette with Hyperglide TechnologyThe distinctively designed Hyperglide sprockets incorporate specially positioned shift ramps and tooth profiles for improved chain control during shifting. Fast and responsive indexed shifting is the result. The HG cassette sprocket, which was developed for the mountain bike (MTB) 10 speed system, underwent comprehensive optimisation to achieve super-highly efficient shifting for road cycling.Features: Cogs Material: Steel Spider Material: Aluminium Use: Road Speed: 12 speed Combination: 11-36T Compatible Chain: HG 12 speed Series: Shimano 105 R7100 Di2 SeriesManufacturer's Part Numbers: CSHG71012136A 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 10 Speed Chain Connector Pin - Silver, Silver
  • £1.99
  • RRP £7.99
  • Saving you £75

Shimano 10 Speed Chain Connector PinA genuine Shimano replacement part, the Shimano 10 Speed Chain Connector Pin is easily installed with a chain splitting tool so you can get your bike back on the road or trails in no time. Sold individually, this chain connector pin can be used when making repairs to your chain or when you have shortened a chain to suit the size of your bike and your drivetrain setup.Features: Speed Compatibility: 10-Speed Sold individually Genuine Shimano spare part Buy Shimano Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Shimano 6-7-8 Speed Chain Connector Pin - Silver, Silver
  • £1.00
  • RRP £7.99
  • Saving you £87

Shimano 6/7/8 Speed Chain Connector PinA genuine Shimano replacement part, the Shimano 6/7/8 Speed Chain Connector Pin is easily installed with a chain splitting tool so you can get your bike back on the road or trails in no time. Sold individually, this chain connector pin can be used when making repairs to your chain or when you have shortened a chain to suit the size of your bike and your drivetrain setup.Features: Speed Compatibility: 6, 7 and 8-Speed Sold individually Genuine Shimano spare partBuy Shimano Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Shimano M6100 12 Speed Crankset - Black - without BB}, Black
  • £80.99
  • RRP £89.99
  • Saving you £10

Shimano M6100 12 Speed CranksetEngineered for fast and fun MTB riding, the Shimano M6100 12 Speed Crankset gives you quick acceleration and smooth performance as you blast across the mountain. This crankset features a forged alloy crank arm construction, which makes it more than capable of handling all the abuse that's associated with all-day epics in the mountains. Shimano has also kitted out this model with a lightweight aluminium single chainring for the ultimate strength to weight balance.Features: Material: Crank Arm: Forged Alloy; Chainring: Lightweight Aluminium Use: MTB Speed: 12 speed Single or Double Chainring: Single Bottom Bracket Design: HollowTech II integrated bottom bracket Compatibility: Shimano 12speed Dyna-Sys MTB HG-X transmissions Chainline: 52mm chain line for use with 135 /142 mm O.L.D. frames Chainring Mount: Direct mountTechnologies:Hollowtech II: The addition of Hollowtech II technology integrates the bottom bracket axle with the right crankarm for more stiffness and weight savings to achieve a high-dimensional balance. Its outboard bottom bracket bearing system provides better weight distribution and more pedalling stability, allowing for more efficient power transfer. The Hollowtech II crankset has been developed by pursuing the optimum balance of stiffness & rotating performance in a lightweight and beautiful crankset design. Moreover, Hollowtech II crankset has a high-precision sealing in the bearing area to increase durability maintaining the excellent rotating performance for long periods.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 M6100 12 Speed Crankset - Black - with BSA BB}, Black
  • £80.99
  • RRP £89.99
  • Saving you £10

Shimano M6100 12 Speed CranksetEngineered for fast and fun MTB riding, the Shimano M6100 12 Speed Crankset gives you quick acceleration and smooth performance as you blast across the mountain. This crankset features a forged alloy crank arm construction, which makes it more than capable of handling all the abuse that's associated with all-day epics in the mountains. Shimano has also kitted out this model with a lightweight aluminium single chainring for the ultimate strength to weight balance.Features: Material: Crank Arm: Forged Alloy; Chainring: Lightweight Aluminium Use: MTB Speed: 12 speed Single or Double Chainring: Single Bottom Bracket Design: HollowTech II integrated bottom bracket Compatibility: Shimano 12speed Dyna-Sys MTB HG-X transmissions Chainline: 52mm chain line for use with 135 /142 mm O.L.D. frames Chainring Mount: Direct mountTechnologies:Hollowtech II: The addition of Hollowtech II technology integrates the bottom bracket axle with the right crankarm for more stiffness and weight savings to achieve a high-dimensional balance. Its outboard bottom bracket bearing system provides better weight distribution and more pedalling stability, allowing for more efficient power transfer. The Hollowtech II crankset has been developed by pursuing the optimum balance of stiffness & rotating performance in a lightweight and beautiful crankset design. Moreover, Hollowtech II crankset has a high-precision sealing in the bearing area to increase durability maintaining the excellent rotating performance for long periods.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 R8000 11 Speed Chainset w-o BB - Black - 46.36t}, Black
  • £215.99
  • RRP £269.99
  • Saving you £20

Shimano Ultegra R8000 11 Speed Chainset w/o BBEagerly anticipated, the updated Shimano R8000 crankset has arrived. Featuring clear improvements in aesthetics and performance from the 6800 series, the Ultegra R8000 series has hugely benefited from the trickle-down technology of its big brother, the Dura-Ace R9000 model. This completely updated road bike chainset features lightweight crankarms, a hollow outer chainring, and a wider gear pitch for increased clearance on modern road frames that have wider rear dropouts and longer chainstays.Offering weight reduction without sacrificing stiffness, the Shimano Ultegra R8000 chainset enables a wide range of gear combinations to suit your every need. Paired with the updated front and rear derailleurs, your shifts will be so fast and reliable that you'll almost question whether they happened at all. The beautifully shaped crankarms borrow their styling from Dura-Ace and will complement and enhance the aesthetics of your bike.Hollowtech II TechnologyProviding the best balance of stiffness, strength, weight and rotating performance. The concept of Hollowtech II technology is focused on producing a superior crankset that will maximise a rider's power transfer. The rigidity of the crankset ensures pedalling efficiency while its weight, a key element of the crankset, you want light, aids in cycling longer distances over which the rider needs to pedal more. Naturally, Shimano strove for the optimum balance between the conflicting needs of stiffness while producing a lightweight crank. Hollowtech II technology is an ultra-lightweight hollow crankarm created by Shimano with the company's own proprietary forging technology that also maintains rigidity. The addition of Hollowtech II technology integrates the bottom bracket axle with the right crankarm for more stiffness and a weight savings to achieve a high-dimensional balance. Its outboard bottom bracket bearing system provides better weight distribution and more pedalling stability, allowing for more efficient power transfer.Features: Speed: 11 Speed Number of Chainrings: 2 Crank Construction: Hollowtech II (24mm spindle) Chainline: 43.5mm Q-Factor: 146mm Bolt Circle Diameter (BCD): 4x110mm asymmetric Bottom Bracket Included: No Redesigned crank arms for greater frame compatibility Lightweight crankarm design optimised for power-transfer efficiency Weight: 53/39T Option: 690g; 46/36T Option: 668gTechnologies: Lightweight crankarm design optimised for power-transfer efficiency. Minimal weight without sacrificing stiffness. Hollowtech II. Rider-tuned gear performance through various gear combinations. Redesigned FC for greater frame compatibility. Wider gear pitch increases clearance between chain and leading teeth, providing compatibility with frames of O.L.D. 135mm and 410mm chainstay length.Manufacturer's Part Numbers: 89222995 Black 46/36T 170mm 89222994 Black 53/39T 165mmBuy Shimano Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Shimano Ultegra R8000 11 Speed Chainset w-o BB - Black - 53.39t}, Black
  • £215.99
  • RRP £269.99
  • Saving you £20

Shimano Ultegra R8000 11 Speed Chainset w/o BBEagerly anticipated, the updated Shimano R8000 crankset has arrived. Featuring clear improvements in aesthetics and performance from the 6800 series, the Ultegra R8000 series has hugely benefited from the trickle-down technology of its big brother, the Dura-Ace R9000 model. This completely updated road bike chainset features lightweight crankarms, a hollow outer chainring, and a wider gear pitch for increased clearance on modern road frames that have wider rear dropouts and longer chainstays.Offering weight reduction without sacrificing stiffness, the Shimano Ultegra R8000 chainset enables a wide range of gear combinations to suit your every need. Paired with the updated front and rear derailleurs, your shifts will be so fast and reliable that you'll almost question whether they happened at all. The beautifully shaped crankarms borrow their styling from Dura-Ace and will complement and enhance the aesthetics of your bike.Hollowtech II TechnologyProviding the best balance of stiffness, strength, weight and rotating performance. The concept of Hollowtech II technology is focused on producing a superior crankset that will maximise a rider's power transfer. The rigidity of the crankset ensures pedalling efficiency while its weight, a key element of the crankset, you want light, aids in cycling longer distances over which the rider needs to pedal more. Naturally, Shimano strove for the optimum balance between the conflicting needs of stiffness while producing a lightweight crank. Hollowtech II technology is an ultra-lightweight hollow crankarm created by Shimano with the company's own proprietary forging technology that also maintains rigidity. The addition of Hollowtech II technology integrates the bottom bracket axle with the right crankarm for more stiffness and a weight savings to achieve a high-dimensional balance. Its outboard bottom bracket bearing system provides better weight distribution and more pedalling stability, allowing for more efficient power transfer.Features: Speed: 11 Speed Number of Chainrings: 2 Crank Construction: Hollowtech II (24mm spindle) Chainline: 43.5mm Q-Factor: 146mm Bolt Circle Diameter (BCD): 4x110mm asymmetric Bottom Bracket Included: No Redesigned crank arms for greater frame compatibility Lightweight crankarm design optimised for power-transfer efficiency Weight: 53/39T Option: 690g; 46/36T Option: 668gTechnologies: Lightweight crankarm design optimised for power-transfer efficiency. Minimal weight without sacrificing stiffness. Hollowtech II. Rider-tuned gear performance through various gear combinations. Redesigned FC for greater frame compatibility. Wider gear pitch increases clearance between chain and leading teeth, providing compatibility with frames of O.L.D. 135mm and 410mm chainstay length.Manufacturer's Part Numbers: 89222995 Black 46/36T 170mm 89222994 Black 53/39T 165mmBuy Shimano Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Shimano MT501 12 Speed Boost MTB Rear Wheel - Black - 12mm x148mm - Boost, Black
  • £64.99
  • RRP £159.99
  • Saving you £59

Shimano MT501 12 Speed Boost MTB Rear Wheel Boost-sized for taking on everything the mountain has to offer, this boldly-built back wheel by Shimano pushes you through every cross country and all mountain run with power, poise and pace. Rolling on a 24mm-wide, anodised aluminium rim, this MT501 model gives a superb surface contact area over the roughest and rowdiest runs. Boost-Sized and Durable, Alloy-Rimmed Road Wheels Bolstered by 24 straightpull, stainless-steel spokes with brass nipples, a strong and sturdy performance is assured with every roll. A smooth spin is assured by the hard-wearing hubs, with a Shimano 12-speed, Micro-Spline freehub on the rear using its 22-tooth design to thrust you through the more demanding parts of your journey. The 12x148mm axle sizing provides a more rigid and controllable form when getting down and dirty, while the CenterLock disc brake compatibility lets you stop and corner with unrivalled confidence. At 29-inches, the Shimano MT501 12 Speed Boost Rear Wheel is a fantastic and formidable addition to your bike's back-end. Features: Rim Material: Anodised Aluminium Use: Cross Country, Marathon, Tour, All Mountain Rim Type:  Clincher Internal Rim Width:  24mm Rim Height:  21mm Spokes:  24x stainless-steel, double-butted, brass nipples Freehub: Shimano 12-speed, Micro Spline, 22T Axle Sizing:  12x148mm Boost, thru-axle Brake Type:  CenterLock Disc Brake Weight:  1260g Buy Shimano Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Shimano Sora HG50 8 Speed Road Cassette - Grey - 11-32t}, Grey
  • £21.49
  • RRP £22.99
  • Saving you £7

Shimano Sora HG50 8 Speed Road CassetteBoasting Shimano's highly advanced Hyperglide sprockets, this Sora road bike cassette brings you the slick, quiet and reliable shifting seen on its top-end products to the 8-speed road bike range.Reasons to Buy: Hyperglide sprockets. Slick, quiet and reliable shifting. 8 speed. Hard-wearing and corrosion resistant.Features: Speed: 8-speed Use: Road Compatibility: 8-speed road bike rear derailleurs and chains For Narrow 8-speed HG chains Hyperglide sprockets have a computer designed tooth configuration with contoured shift gates, resulting in a crisp smooth shift even under load Close ratio gearing allows more efficient use of energy through finer cadence control Sprockets are cut away to further reduce weight without reducing rigidity Nickel-plated finish offers hard wearing resistance to corrosion Corrosion-resistant steel cassette lockring Weight: 380g (11-30T)Available in the Following Ratios (See in stock options above): 12-25T - 12.13.15.17.19.21.23.25, (Part Number: CSHG508225) 11-28T: 11-13-15-17-19-21-24-28T (Part Number: CSHG508128) 11-32T: 11-13-15-18-21-24-28-32T (Part Number: CSHG508132) 13-26T - 13.14.15.17.19.21.23.26 (Part Number: CSHG508326)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 C201-RM40 8 Speed Freehub Body - Black - 8 Speed}, Black
  • £19.99
  • RRP £22.99
  • Saving you £13

Shimano C201/RM40 8 Speed Freehub BodyThis 8-Speed freehub body from Shimano is a direct replacement (type 'A' Match) for the freehub body found on the M475, C-Series C201 and 2200 hubs. It is also compatible with the Deore M525 hub (type 'B' Match) but may differ in material, appearance, finish etc.Features:Genuine replacement Shimano partHigh-quality hub spareSpeed: 8-SpeedShimano Part Number: 3SL 9803Buy Shimano Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Shimano Altus M2010 9 Speed Shifter - Black - Right Hand}, Black
  • £19.99
  • RRP £24.99
  • Saving you £20

Shimano Altus M2010 9 Speed ShifterFor reliable mountain bike shifting, Shimano's Altus SL-M2010-R Rapidfire shift lever is suited to quick shifting, giving riders the ability to downshift three gears in one stroke.OptislickOptislick cables feature a minimal and uniform electrically coated layer that improves cable routing efficiency and provides excellent corrosion resistance.Rapidfire PlusMountain bikers have used Rapidfire Plus since 1985. Rapidfire Plus is still a winning choice from a wide range of riders from XC racers to freeriders. Rapidfire Plus is suited to quick shifting, giving riders the ability to downshift three gears in one stroke. Rapidfire Plus shifters from Deore to XTR all feature 2way-Release, which means release shifts by a pull of the index finger or push of the thumb.Optical Gear DisplayThe Optical Gear Display tells you which gear position is selected while riding your bike. You can see how many gears you can select either on the low side or top side, which makes shifting control easier.Features: Use: Mountain Bike (MTB) Speed: 9 speed Mount Type: Clamp Band Max Multiple Shift: 3 Optical Gear Display: Yes Recommended Shifting Lever Outer Casing: OT-SP41 Shift Lever Cable Adjust: Yes Shifter Type: Rapidfire Plus Compatible with I-SPEC EV Brake Lever: Yes Single or Pair: SingleTechnologies: - Light shifting operation, wider compatibility, and suitable for internal cable routing. - Slim main lever body. - Rapidfire Plus - Optislick for smooth shifting performance. - Mega 9 Lite close-ratio gearing. - Streamlined cockpit experience. - Gear display positioned below the handlebar. - Numbered gear display indicates gear position at a glance. - Optical Gear Display.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 Altus M2000 9 Speed Rear Derailleur - Black - SGS Long Cage}, Black
  • £14.99
  • RRP £33.99
  • Saving you £56

Shimano Altus M2000 9 Speed Rear DerailleurPerfect for both road cycling and gravel adventure riding disciplines, this 9 speed rear derailleur provides smooth and reliable shifting operation wherever your next ride takes you. Benefitting from a wider linkage, this model ensures maximum durability with more precise shifting. Its B tension spring also delivers quick and easy wheel installation and removal. Coming complete with high-level surface treatment for extra protection against wear, this rear mech is all set for clocking up the miles.Mega 9The 9-speed gear cluster actualises close-ratio gearing without impairing wide gear range.HG SprocketsThe distinctively designed Hyperglide sprockets incorporate specially positioned shift ramps and tooth profiles for improved chain control during shifting. Fast and responsive indexed shifting is the result. The HG cassette sprocket, which was developed for the MTB 10-speed system, underwent comprehensive optimization to achieve super-highly efficient shifting.Shimano Shadow RDThe 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: Use: Road, Gravel Speed: 9 speed Cage Type: Long Cage Total Capacity: 45T Low Sprocket: Max: 36T; Min: 32T Max Front Difference: 22T Top Sprocket: Max: 12T; Min: 11T Pulley Teeth: 11T Pulley Cage: SGS Cable Adjuster: Yes Sunken Type Pulley Bolt: YesA 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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