Shimano Deore M591 9 Speed Rear DerailleurIf you’re looking for high performance mountain bike (MTB) component for having fun on the trails without worrying about durability, the Deore M591 9 Speed Rear Derailleur is an excellent choice. Compatible with both 8 and 9 speed drivetrains, Shimano has built this rear mechanism from durable alloy and steel, so it can withstand the toughest trails and the harshest terrain.Features: Material: Alloy and Steel construction leads to lower weight without compromising strength and durability Speed: 8/9-Speed Cage Length: Long cage Mount Type: Standard hanger mount Clutch Option: No Compatibility: 8/9-Speed MTB cassettes and Shimano 8/9-Speed MTB drivetrains Wide link design increases rigidity and service life Top normal return spring lends to incredibly intuitive operation when combined with Rapidfire shifters Large 11 tooth pulleys are used for longer life Two fluorine-coated link bushings for low-friction operation Compatible with 28-34T low sprocket Weight: 299g (approx.)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.
Shimano Deore M592 9sp Rear DerailleurThis tough and well-designed Shimano Deore rear derailleur adopts technologies that trickle-down from Shimano’s higher-spec models. It incorporates the “Shadow” design, which brings the derailleur cage closer to the bike’s frame, reducing the risk of damage from the hazards of the trails. This 9-speed rear mech is constructed with a mixture of alloy and steel components, giving you the strength and durability to hit the trails with confidence.Features: Material: Alloy and Steel Speed: 9-speed Mounting: Standard hanger type mount or direct mount Compatibility: Shimano type freehubs and Shimano 9-speed MTB shifters and MTB derailleurs Wide link Shadow design top normal Deore rear derailleur Shadow features a super low-profile design that reduces the risk of damage from trail side hazards Single tension spring prevents contact with the chainstay resulting in a silent ride Direct cable routing prevents snagging from any trail side hazards Alloy and steel construction leads to lower weight without compromising strength and durability Wide link design increases rigidity and service life Top normal return spring lends to incredibly intuitive operation when combined with Rapidfire shifters Large 11 tooth pulleys are used for longer life Two fluorine-coated link bushings for low-friction operation 8 and 9-speed compatible Compatible with 32-36T low sprocket Clutch Type: No Manufacturer Reference Code: RDM592SGS Weight: 286gA 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.
Shimano Deore M6000 10sp Rear DerailleurShimano’s Deore M6000 MTB rear derailleur brings you features that are borrowed from its top-end XTR series, but not at a top-end price point. This means you’ll enjoy outstanding drivetrain performance as you’re attacking climbs and cranking up to speed on the flats.Excellent Chain RetentionThanks to its clutch system, this mech allows you to push yourself hard 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.Reasons to Buy: Uses features borrowed from the top-end XTR series. Affordable.Outstanding drivetrain performance.Ultra-quick, quiet shifts.Features: Material: Main: Steel; Body: GFRP and Aluminium Speed: 10-Speed Mount: Standard (direct mount compatible) Compatibility: Shimano 10-speed flat bar shifters and 10-speed MTB cassettes Capacity: 41T (Medium GS version), 43 teeth (long SGS version) Maximum Large Sprocket: 42T (medium GS version), 36T (long SGS version) Maximum Chainring Size Difference: 10T (medium GS version), 22T (long SGS version) Recommended Chain: HG-X 10-Speed Derailleur Pulleys: 11T Clutch Type: Yes High-efficiency drivetrain for aggressive trail riding Light shifting effort Smooth and precise shifting Silent and stable for technical trail riding 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 cassette (medium GS version only) Fluorine-coated link bushings for low-friction operation Application: Trail, All-Mountain, Cross Country Weight: 324g (GS medium cage)Manufacturer Reference Codes: Medium Cage (GS): RDM6000GS; Long Cage (SGS): RDM6000SGSTechnologies: 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.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.
Shimano Deore M6000 10sp Rear DerailleurShimano’s Deore M6000 MTB rear derailleur brings you features that are borrowed from its top-end XTR series, but not at a top-end price point. This means you’ll enjoy outstanding drivetrain performance as you’re attacking climbs and cranking up to speed on the flats.Excellent Chain RetentionThanks to its clutch system, this mech allows you to push yourself hard 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.Reasons to Buy: Uses features borrowed from the top-end XTR series. Affordable.Outstanding drivetrain performance.Ultra-quick, quiet shifts.Features: Material: Main: Steel; Body: GFRP and Aluminium Speed: 10-Speed Mount: Standard (direct mount compatible) Compatibility: Shimano 10-speed flat bar shifters and 10-speed MTB cassettes Capacity: 41T (Medium GS version), 43 teeth (long SGS version) Maximum Large Sprocket: 42T (medium GS version), 36T (long SGS version) Maximum Chainring Size Difference: 10T (medium GS version), 22T (long SGS version) Recommended Chain: HG-X 10-Speed Derailleur Pulleys: 11T Clutch Type: Yes High-efficiency drivetrain for aggressive trail riding Light shifting effort Smooth and precise shifting Silent and stable for technical trail riding 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 cassette (medium GS version only) Fluorine-coated link bushings for low-friction operation Application: Trail, All-Mountain, Cross Country Weight: 324g (GS medium cage)Manufacturer Reference Codes: Medium Cage (GS): RDM6000GS; Long Cage (SGS): RDM6000SGSTechnologies: 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.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.
Shimano Deore XT M786 10 Speed Rear DerailleurEnhanced with Shimano’s “Shadow+” chain stabilising clutch, the Deore XT M786 rear mechanism delivers excellent chain retention as you take on the toughest trails. Compatible with Shimano's entire 10-Speed mountain bike (MTB) range, it's constructed with fluorine-coated inner bushings for smoother operation and lightning-quick gear changes. The switchable clutch is engaged to add chain tension for riding over tree roots, rock gardens and the toughest sections of the trail, then when you need to remove your rear wheel, simply switch it back to slacken the chain.Features:Material: Aluminium Alloy Speed: 10-Speed Cage Size: Long Mount Type: Standard hanger mount or direct mount Clutch Type: Yes Compatibility: All 10-Speed Shimano Mountain Bike (MTB) drivetrains Maximum Low Gear Sprocket: 36T Minimum Low Gear Sprocket: 32T Maximum Front Difference: 18T Capacity: 35T Strong return spring for a positive shifting feel Durable sealed bearing pulleys Direct Mount compatible for a simpler, cleaner look Dyna-Sys technology delivers reliable and precise shifting with a stiff and lightweight open design Features a "Shadow" cage with a super low profile design that reduces the risk of damage from trail side hazards Features a "Shadow Plus" clutch which uses a chain stabilising switch that when on will reduce chain bounce in rough terrain maintaining more stable drive and shifting. This can be switched off to remove the wheelDirect cable routing prevents snagging from any trail side hazardsAll-alloy construction leads to lower weight without compromising strength and durabilityFour fluorine-coated link pin bushings make this one of the slickest shifting derailleurs on the trailsHigh rigidity wide outer link braces the pulley body to increase pivot joint rigidity resulting in a crisp shift Manufacturer's Part Number: RD-M786-GSWeight: 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.
Shimano Deore XT M786 10 Speed Rear DerailleurEnhanced with Shimano’s “Shadow+” chain stabilising clutch, the Deore XT M786 rear mechanism delivers excellent chain retention as you take on the toughest trails. Compatible with Shimano's entire 10-Speed mountain bike (MTB) range, it's constructed with fluorine-coated inner bushings for smoother operation and lightning-quick gear changes. The switchable clutch is engaged to add chain tension for riding over tree roots, rock gardens and the toughest sections of the trail, then when you need to remove your rear wheel, simply switch it back to slacken the chain.Features:Material: Aluminium Alloy Speed: 10-Speed Cage Size: Long Mount Type: Standard hanger mount or direct mount Clutch Type: Yes Compatibility: All 10-Speed Shimano Mountain Bike (MTB) drivetrains Maximum Low Gear Sprocket: 36T Minimum Low Gear Sprocket: 32T Maximum Front Difference: 18T Capacity: 35T Strong return spring for a positive shifting feel Durable sealed bearing pulleys Direct Mount compatible for a simpler, cleaner look Dyna-Sys technology delivers reliable and precise shifting with a stiff and lightweight open design Features a "Shadow" cage with a super low profile design that reduces the risk of damage from trail side hazards Features a "Shadow Plus" clutch which uses a chain stabilising switch that when on will reduce chain bounce in rough terrain maintaining more stable drive and shifting. This can be switched off to remove the wheelDirect cable routing prevents snagging from any trail side hazardsAll-alloy construction leads to lower weight without compromising strength and durabilityFour fluorine-coated link pin bushings make this one of the slickest shifting derailleurs on the trailsHigh rigidity wide outer link braces the pulley body to increase pivot joint rigidity resulting in a crisp shift Manufacturer's Part Number: RD-M786-GSWeight: 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.
Shimano Deore XT M786 10 Speed Rear DerailleurEnhanced with Shimano’s “Shadow+” chain stabilising clutch, the Deore XT M786 rear mechanism delivers excellent chain retention as you take on the toughest trails. Compatible with Shimano's entire 10-Speed mountain bike (MTB) range, it's constructed with fluorine-coated inner bushings for smoother operation and lightning-quick gear changes. The switchable clutch is engaged to add chain tension for riding over tree roots, rock gardens and the toughest sections of the trail, then when you need to remove your rear wheel, simply switch it back to slacken the chain.Features:Material: Aluminium Alloy Speed: 10-Speed Cage Size: Long Mount Type: Standard hanger mount or direct mount Clutch Type: Yes Compatibility: All 10-Speed Shimano Mountain Bike (MTB) drivetrains Maximum Low Gear Sprocket: 36T Minimum Low Gear Sprocket: 32T Maximum Front Difference: 18T Capacity: 35T Strong return spring for a positive shifting feel Durable sealed bearing pulleys Direct Mount compatible for a simpler, cleaner look Dyna-Sys technology delivers reliable and precise shifting with a stiff and lightweight open design Features a "Shadow" cage with a super low profile design that reduces the risk of damage from trail side hazards Features a "Shadow Plus" clutch which uses a chain stabilising switch that when on will reduce chain bounce in rough terrain maintaining more stable drive and shifting. This can be switched off to remove the wheelDirect cable routing prevents snagging from any trail side hazardsAll-alloy construction leads to lower weight without compromising strength and durabilityFour fluorine-coated link pin bushings make this one of the slickest shifting derailleurs on the trailsHigh rigidity wide outer link braces the pulley body to increase pivot joint rigidity resulting in a crisp shift Manufacturer's Part Number: RD-M786-GSWeight: 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.
Shimano Dura-Ace R9100 11sp Rear DeraillleurAdopting race-proven technologies from Shimano's MTB range, the Dura-Ace R9100 Road Rear Derailleur now brings the "Shadow" technology to road cyclists. The shadow design places this road bike rear derailleur under the chainstay and cassette to give a slimmer profile, which not only improves aerodynamics but helps prevent damage in a crash.This revised Shadow design brings you precise and faster gear shifts than on previous models plus even faster wheel changes for race days. This is thanks to the Shadow feature moving the derailleur out of the way of the rear dropouts.The Dura-Ace R9100 Road Rear Derailleur derailleur only comes in one length and will work with cassette sprockets up to 30T. This means that this rear mech offers a greater rider tuned ratio than previous editions. Features: Maximum Sprocket: 30T Minimum Sprocket: 11T Maximum Front Difference: 16T Total Capacity: 35T Stable shifting performance Distance between pulleys is maintained through the shifting range Shimano Shadow RD construction Low profile rear derailleur design Race endurance for less damage in crash Adapted for race specific frame design Mount Type: Standard mount Manufacturer's Part Number: RDR9100SS Weight: 158gA 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.
Shimano Dura-Ace R9150 Di2 11sp Rear DerailleurCombining the very best of Shimano’s electronic shifting technologies with its race-proven mountain bike “Shadow” cage design, the Dura-Ace R9150 Di2 road bike rear derailleur shifts in an instant and has enhanced aerodynamics. The updated cage position means it rests directly under your frame’s chainstay, reducing drag and protecting it in the event of an unfortunate racing incident.The Shadow design also offers faster wheel changes thanks to the fact that it moves the derailleur out of the way of the dropouts. 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 front derailleur to read the position of the rear derailleur. The front shift is then automatically operated to position the gears in the most efficient gear and best chain line. This means you'll never have to worry about front shifting and correction shifts again.Features: Speed: 11-Speed Compatibility: Shimano Di2 road shifters (Dura-Ace and Ultegra with E-tube connection) Maximum Low Gear Sprocket: 30T (Minimum 25T) Minimum High Gear Sprocket: 11T (Maximum: 14T) Maximum Front Difference: 16T Total Capacity: 33T Mount Type: Standard hanger mount Clutch Type: No Ergonomic shifting operation without stress Shimano synchronised shift Low profile rear derailleur design Shimano Shadow cage design Race endurance for less damage in a crash Maintains compact and smooth appearance Manufacturer's Part Number: RD-R9150 Weight: 204gA 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.
Shimano GRX 810 2 x 11 Speed Rear DerailleurShimano has engineered its GRX 810 gravel bike rear derailleur to bring you quiet and slick shifting performance as you take on the roughest terrain. It has also included its clutch adjustment switch, which adjusts the chain tension to prevent your bike’s chain dropping or slapping on the frame. This not only protects your frame; it ensures reliable gear changes over mixed terrains.Features:Use: Gravel, RoadSpeed: 2x11 speedCompatible Chain: HG-EV 11 speed; HG-X11Link Bushings: 4 fluoric coated link bushingsLow Sprocket Max: 34TLow Sprocket Min: 30TMax Front Difference: 17TPulley Teeth: 13TTop Sprocket Max: 11TTop Sprocket Min: 11TTotal Capacity: 40T Mounting: Standard Hanger Mount or Direct Mount Clutch Type: YesSpring Type: Shimano Shadow RD+ Manufacturer's Part Number: RDRX810 Weight: 255g (approx.)Technologies: Shimano Index System: Every Shimano equipped multi-gear bicycle includes Shimano S.I.S - Shimano Indexed Shifting. It's the technology behind that "click" you hear and feel every time you shift through your gears. That "click" captures the light, precise, and consistent shifting bikes equipped with Shimano deliver. It's the sound of perfect gear changes, of levers directing derailleurs in harmony and the feeling that resonates into your hand, letting you know that your commands are being answeredShimano Shadow RD+: Less distraction quiet drive train. Rear derailleur stabiliser reduces chain slap. A simple solution for chain drop. Lighter and more efficient than roller type chain device 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.
Shimano GRX 812 1 x 11 Speed Rear DerailleurThe RX812 is specially engineered to conquer all the challenges of gravel riding, as it gives you smooth shifting performance. Whether you're riding after work with your friends or taking on an exciting new adventure, this 11-speed model has you covered. Dominate on every ride thanks to its incredibly versatile chain stabiliser which prevents chain slapping and drops as you shift. Shimano has also installed a switch stabiliser to this model, allowing you the freedom to turn it on/off based on the terrain conditions.Silent Shifting Rear MechWhen riding over mixed terrain surfaces with gravel and mud, this derailleur remains silent and uninterrupted thanks to some of the finest industry-leading technologies. This Shimano Index System gives you frictionless shifting and smooth action to get you through the harshest roads efficiently. If you're interested in exploring further than ever before, this is an ideal choice of upgrade for a reliable and instant shifting experience.Features: Part No: RD-RX812Use: Gravel, Road Link Bushings: 4 fluoric coated link bushings Speed: 11 speed Compatible Chain: HG-EV 11 speed, HG-X11 Spring: Shimano Shadow RD+ Low Sprocket Max: 42T Low Sprocket Min: 40T Top Sprocket Max: 11T Top Sprocket Min: 11T Pulley Teeth: 11T Total Capacity: 31TWeight: 267gTechnologies: Shadow RD+: Less distraction quiet drive train. Rear derailleur stabilizer reduces chain slap. A simple solution for chain drop. Lighter and more efficient than the roller type chain device. Shimano Index Shifting System: The system constituents such as the index mechanism built in the shifting lever, the frictionless SIS rear index shifting cable and the smooth action rear derailleur realise the Shimano Index System.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.
Shimano GRX 815 Di2 2x11 Speed Rear DerailleurThis top-quality rear mech is specifically designed for riding on rough roads, gravel and mud as it gives you smooth shifting performance. Highly versatile, this stunning model's chain stabiliser prevents chain slapping and drops as you conquer every road. You'll notice its silent and uninterrupted rear shifting on especially harsh terrains, where other rear mechs could struggle. What's also very impressive is its switch stabiliser which provides you with the freedom to turn it on/off to match the terrain conditions.Smooth Shifting Rear MechFeaturing the revolutionary Di2 shifting system, this rear mech delivers instant, accurate, lightning-fast shifts on every run. At the push of a button, you can maintain precise control even in the most extreme conditions with its electronic brain keeping you in charge. Additionally, you can change gear even under heavy load while climbing or accelerating making it perfect for tough rides. Smooth and reliable on mixed surfaces, its gravel-tuned clutch tension is ready to conquer all the challenges of a long ride out. Whether you're riding after work with your buddies or exploring new and unpredictable surroundings, this 2x11 speed version won't let you down.Features: Use: Gravel, Road Link Bushings: 4 fluoric coated link bushings Speed: 11 speed Spring Type: Shadow RD+ Low Sprocket Max: 34T Low Sprocket Min: 30T Top Sprocket Max: 11T Top Sprocket Min: 11T Max Front Difference: 17T Total Capacity: 38TTechnologies: Digital Integrated Intelligence: The revolutionary DI2 shifting system solves the challenges drivetrains present to the power-delivery equation in cycling. DI2 gives you instant, accurate, lighting-fast shifts the first and every time, at the push of a button. Even in the most extreme conditions, shifting is precise and controlled. You can change gear even under heavy load while climbing or accelerating. With DI2, you are in complete control. E-Tube: The E-Tube platform's “Plug & play” and D-FLY wireless connections make it easier than ever to check the system's status, and apply customized settings to DI2 and Shimano Steps components with a PC, tablet or smart phone. Shimano Electronic Intelligent System: The SEIS innovative shift technology is still based on the Shimano Index System that has proved its superior gear changing characteristics over the years. The big difference is that in this case, the shifting action is provided for by electronics instead of mechanics. 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.