Rear

Shimano's Tourney long cage rear derailleur incorporates advanced Shimano functions and styling that sets the standard for entry level components. - TY model comes with resin bracket and plate body for reduced weight - Zinc-plated adjustment screws for corrosion resistance - MegaRange compatible - Includes frame hanger - Maximum cog size: 34t - Total capacity: 43t

Leveraging the legendary history of SRAM shifting, the GX 2x11 rear derailleur provides incredible shifting speed and precision. X-Actuation technology eliminates slop and shifting variation while SRAM's roller bearing clutch technology delivers maximum drivetrain stability—even through the most punishing terrain. And with SRAM's Cage Lock, wheel removal and installation are easier than ever. • X-Actuation for precise and dependable 11-speed performance • Focused chassis design for all conditions and usage • 10-42-tooth wide range cassette compatible

• 11-speed DynaSys compatible • Light Shift Operation With 20% Less Effort • Improved chain stability • Efficient Shifting And Smoother Driving • New Shadow Design With Optimized Slant Angle • New Shift Cable With New Hyper Low-Friction Coating Technology • New Shadow Design With Optimized Slant Angle For Stable Gear Position • Easy-To-Adjust Chain Stabilizer • Efficient Pulley Teeth Design • Direct Mount compatible

It takes a degree of passion for the sport that can’t be faked to fully appreciate SRAM RED. It was created to blur the boundaries between machine and athlete. The SRAM RED rear derailleur was designed with Exact Actuation technology for precise, efficient shifting. Carbon fiber, titanium, and ceramic bearings complete the spec. The result adds to its legacy as the heart of the purest groupset for the pursuit of cycling excellence. - SRAM 11-speed compatible - WiFLi option - Carbon cages, carbon inner links, titanium hardware - Exact Actuation shifting provides fast and accurate shifts - Silent shifting with optimized AeroGlide pulleys, ceramic bearings - Spring-fixed barrel adjuster - Chain pulley cage adds precise chain management - Titanium pinch bolt keeps a low profile while minimizing weight - Speeds: 11 - Material: Carbon cages, Carbon inner links, Aero designed titanium hardware - Weight: 145 grams short cage), 165 grams (mid cage) - Compatibility: SRAM RED & Force Rear Shift-Brake levers, SRAM R2C Aero SL-1190 shifters, - SRAM R2C Aero SL-1150 shifters, SRAM 900 Aero brake levers, SRAM 500 Aero brake levers - Finish: Falcon grey & black anodized - Tech Highlights: AeroGlide Pulleys, Exact Actuation - Largest Cog (teeth): 28 (short cage) 32 (WiFli Medium Cage)

With a race-worthy weight and the right gearing for any situation, microSHIFT's top-of-the-line ADVENT X rear derailleur delivers high-end performance without high-end headaches. By using a 10-speed chain and wide range 11-48T cassette with predictable, evenly spaced gear steps, ADVENT X allows you to find the right gear even in challenging conditions. Add in microSHIFT's proprietary ratchet-and-pawl clutch, larger pulleys with taller teeth for better chain retention, and metric adjustment hardware, and you've got everything you want and nothing you don't. - Compatible with ADVENT X 10-speed drivetrains only - Compatible with standard 10-speed chains - Ratchet-and-pawl clutch provides chain security and can be turned on and off with a switch - Metric adjustment hardware - Larger pulley and taller teeth for better chain security and higher ride height

The Shimano Deore XT RD-M8100/M8120 rear derailleur is designed to provide smooth and stable shifting for 12-speed MTB drivetrains. - Offers fast and shockless shifting - The low-profile design includes a bumper added to the derailleur pulley cage - Shimano Shadow RD+ technology reduces chain slap and creates a quieter drivetrain - Includes large, 13T pulley - Long cage is designed to be used with 1x12 drivetrain systems - Rear Derailleur Mount Type: Shimano Rear Direct Mount, 10x1 Standard - Drivetrain Speeds: 12 - Cage Length: Long - Chain Wrap Capacity (teeth): 41 teeth - Largest Cog: 51 - Weight: 284 g - Rear Der/Shifter Compatibility: Shimano Mountain

The Specialized Amazinger 2.1 Derailleur Hanger is an OEM replacement part for a number of Specialized and S-Works mountain bikes and e-bikes. To choose the correct derailleur hanger for your bike, it is important that the hanger is identical in appearance to the one it is replacing. Carefully compare images with the actual hanger to ensure that the shape is the same and that the bolt holes are in the same locations. OEM Part for the following Specialized Bikes: Camber (2012-2018) Como (2018+) Enduro (2012-2019) Epic (2012-2019) Era (2016-2017) Fatboy (2016-2020) Fuse (2016+) Kenevo (2018-2019) Levo (2016+) Rumor (2015-2016) Ruze (2017-2018) Rhyme (2016-2018) Sequoia (2017-2019) Status (2021+) Stumpjumper (2012-2018) Stumpjumper Hardtail (2014-2016) Turbo (2013-2016) Vado (2017+)

Shimano's Tiagra Rear Derailleur GS (10-speed) is sleek, balanced and consistent. The Tiagra 4700 series provides serious entry-level riding performance with trickle-down technology from the top shelf Dura Ace line. - Model Number: RD-4700-GS - Series: Tiagra - Cassette Compatibility: 10 - Maximum Sprocket: low sprocket: 34T / top sprocket: 12T (front double) / 20T low sprocket: 32T / top sprocket: 12T (front triple) - Minimum Sprocket: low sprocket: 28T / top sprocket: 11T (front double) / 20T low sprocket: 25T / top sprocket: 11T (front triple) - Maximum Front Difference: 16T (front double) / 20T (front triple) - Total Capacity: 39T (front double) / 41T (front triple)

With an integrated chain stabilizer mechanism, the Shimano GRX derailleur provides a quieter experience while delivering shifting security and precision on mixed terrain. For rides on smooth surfaces, the derailleur features an ON/OFF switch for the chain stabilizer. The RD-RX810 rear derailleur is compatible with road cassettes with a max cog size of 34T. - Adjustable, gravel-tuned chain stabilizer prevents chain slapping and drops - Switch stabilizer ON/OFF to match the terrain - Silent and uninterrupted rear shifting on rough terrain - Low cog: Max. 34T/Min. 30T - High cog: Max. 11T/Min. 11T - Total capacity: 40T - Compatible with current road Dual Control Lever - Maximum front chainring range: 17T

Riders want the derailleur to do its job shifting on command, whether under climbing load or the stage finish. The GX Eagle derailleur gets it done with an updated cage architecture that improves chain management. Refined to work with the new 10-52T cassettes, it's also backward-compatible with 10-50T cassettes for greater versatility and incremental upgrade. It's finished with the new GX Eagle master colorway to complement any cassette and chain colorway a rider wants from the Eagle Colorsystem. - Backward-compatible—works with both 10-50T and newer 10-52T cassettes - Updated cage architecture provides better chain retention and precise shifts

SRAM's GX 1x11 X-Horizon rear derailleur is engineered for smooth, reliable shifting action—from the larger upper pulley offset to the 12-tooth X-Sync pulley wheels. By eliminating unwanted chain movement, this X-Horizon rear derailleur shifts faster, puts an end to ghost shifting, and reduces shift force and chain slap. And with Cage Lock technology, wheel removal and installation are easier than ever. • Long cage • X-Horizon design reduces shift force, ghost shifting, and chain slap • 12-tooth X-Sync pulley wheels • Large upper pulley offset automatically adjusts chain gap • Sealed cartridge bearings • Aluminum Cage

The Shimano Tourney rear derailleur offers smooth shifting with SIS and HyperGlide technologies for 7-speed drivetrains. - Maximum cog size: 28t - Total capacity: 37t

Shimano's 105 Rear Derailleur delivers high-end function with upscale looks. With a body of light, durable cold-forged aluminum in Shimano's wide-pivot design with their light-action spring, rear shifting is practically effortless and always super smooth. The top pulley stays a uniform distance from each cassette cog ensuring that every shift resonates with the plunk of exact gear engagement.

Shimano Ultegra Di2 Shadow rear derailleur. - Sleek integrated appearance - New low-profile design - Shimano Shadow RD - Race endurance - Optimized slant angle - Maintain race concentration with more intuitive shift control - System communication with front derailleur - Shimano Synchronized Shift - Wide compatibility - Short cage covers: 11-25T to 11-30T - Medium cage covers: 11-28T to 11-34T - Average Weight: 242 grams (SS type), 249 grams (GS type)

Shimano Tourney TX is a basic 8-speed rear derailleur for entry-level sport bikes and riders. Enjoy durable, trouble free, and stable performance. - Maximum cog size: 34t - Total capacity: 43t

R-series rear derailleurs are designed to work with 8 and 9-speed Shimano-compatible road shifters. These R8 rear derailleurs have composite and steel parts that weigh more but have the same durability and performance as R9 and R10 derailleurs. - Steel pulley cage for extra durability - Not compatible with Shimano Tiagra 4700 road system - Short cage for double crankset and 28T max cog - Long cage for triple crankset and 28T max cog

This is the lightweight version of the Specialized Road Disc Thru Axle Derailleur Hanger as found on the 2021+ Aethos. Alloy construction. Includes bolt. OEM Part For: Specialized Aethos Specialized Tarmac SL8

Designed with the rider in mind, the ADVENT rear derailleur packs trail-ready features into an attainable wide-range drivetrain system. The derailleur kinematics are precisely tuned to use a more direct cable path, making the shifting feel consistent across the lowest and highest gears, and everything in between. - Clutch provides stronger chain management over rough terrain - Ratchet-and-pawl clutch is easily adjustable and repairable - Direct cable routing for smooth, responsive shifting - Compatible with 11-42T 9-speed cassettes - Compatible with ADVENT shifters only

Shimano's Deore Shadow+ Rear Derailleur is loaded with mountain bike technology. The Shadow design tucks the rear derailleur closer in to the wheel, reducing damage from rocks, roots, and trail obstacles. When it comes to gear changes, Shimano's Dyna-Sys supplies consistent, smooth shifting across the entire cassette. And the Shadow+ clutch maximizes chain control by virtually eliminating chain slap and excess noise with its integrated cage-tensioning clutch. - Medium Cage (for 2x10 drivetrains) - Long Cage (for 3x10 drivetrains) - For use with Shimano 10-speed drivetrains - High-efficiency drivetrain for aggressive trail riding - Optimized gear combinations and ratios for trail riding - Maximum chain wrap capacity: 41T (medium cage)/43T (long cage) - Largest cog: 42T (medium cage)/36T (long cage) - Compatible with wide range cassette - Silent and stable for technical trail riding - Improved stability and chain retention longevity - Light shifting effort - OPTISLICK cable - Smooth and precise shifting - DYNA-SYS compatible system

M-series rear derailleurs are designed to work with 7, 8, and 9-speed Shimano-compatible mountain and road shifters. Marvo LT rear derailleurs are built with precision rigid aluminum construction. Let these miracle workers get any bike rolling again. - Lightweight aluminum construction - Steel pulley cage for extra chain-rub durability - Compatible with Shimano 7, 8, and 9-speed mountain and road systems

SRAM's X5 10-Speed Rear Derailleur provides precise, dependable shifting along with long-term durability. Its aluminum construction keeps the weight down, while SRAM's 1:1 actuation ratio and direct cable routing provide quick, reliable shifts.

Specialized Alibi Series - 2017-2019 Allez - 2003-2011 Allez - 2018 Allez (A1 Smoothweld) - 2013-2014 Allez Comp/Expert/Evo/Race - 2012-2013 Allez Elite, Sport, Junior - 2018 Allez Elite/Sport/Base - 2012-2013 Allez Jr. - 2006-2009 Allez Jr. - 2016-2017 Ariel Series - 2009-2016 AWOL Series - 2015-2018 BG Roulux - 2010-2011 Crossover - 2012-2014 Crossroads - 2020 Crossroads - 2007 Crossroads - 2006 (Late) Crossroads Series - 2010-2019 Crossroads XC - 2006 Crosstrail Series - 2007-2016 CruX - 2011-2012 Diverge A1 non-SCS - 2016 Dolce Series - 2004-2019 Expedition - 2010-2015 Expedition - 2007 Globe - 2005 Globe - 2007-2008 Globe Carmel - 2009-2010 Globe Daily - 2011-2014 Globe Haul - 2010-2012 Globe Live - 2010-2012 Globe Vienna - 2009-2010 Globe Work - 2012-2014 Roll Series - 2019-2020 Roubaix - 2004-2006 Roubaix - 2006 Roubaix Base - 2009-2010 Roubaix Comp/Elite - 2007-2008 Ruby - 2006-2007 Ruby Comp/Elite - 2008-2009 S-Works E5 Aerotec - 2003-2006 S-Works Roubaix - 2005-2006 S-Works Ruby - 2007 S-Works Tarmac - 2005-2006 S-Works Tarmac E5 - 2004-2006 S-Works Transition - 2005-2007 S-Works Tricross E5 - 2007 Secteur - 2011 Secteur - 2012-2015 Sequoia - 2003-2009 Sirrus Comp Carbon - 2014 Sirrus Series - 2003-2016 Source - 2012-2014 Tarmac - 2005-2006 Tarmac Comp/Elite - 2008 Tarmac Expert/Comp/Elite - 2007 Transition - 2005-2011 Tricross - 2006-2014 Vita - 2008-2013 Vita Multi-Sport - 2005-2006 VITA Series - 2008-2017

SRAM's Ceramic Bearing Rear Derailleur Pulleys run on super-smooth and efficient ceramic bearings so your drivetrain pedals with ease. They are also lighter than conventional pulleys. These fine pulleys even come with SRAM's ceramic-bearing grease in an easy-to-use 10ml syringe container.

Not everyone needs the added chain retention provided by our innovative SpringLock system. For those riders, we offer a non-clutch version of our Acolyte derailleur. While still capable of handling a 12-46T cassette, the rear derailleur is the perfect choice for commuter or touring bikes that can benefit from using a wide range 1x gearing system. - Direct path cable routing for smooth and responsive shifting - Compatible with 12-42T and 12-46T 9-speed cassettes - Compatible with Acolyte shifters only

The XX SL Eagle T-Type AXS™ 12-Speed rear derailleur foundationally changes the relationship between cassette and derailleur. Engineered as integrated, interdependent transmission components, the T-Type derailleur mounts around the wheel axle itself, contacting the cassette directly with a first-of-its-kind Hangerless Interface. Its game-changing Full Mount attachment method creates a far stronger connection and grips both sides of the frame. This XX SL T-Type rear derailleur features the same intuitive pairing and set-up procedure as Eagle AXS™ derailleurs. - Features an overload clutch and a tucked-in profile, removing all but what’s needed - Accommodates common maintenance and to further its race-day performance, comes with a lower pulley called "Magic Wheel" that keeps spinning if an object becomes lodged - Features a carbon cage, a replaceable outer link and b-knuckle cover for lightweight and easy maintenence - Battery Not Included

Enjoy quality and reliability with the Shimano Tourney 6/7-speed rear derailleur. It makes use of Shimano SIS, HyperGlide, and Double Servo technologies for smooth, accurate shifts. - Wheel-type cable guide - Maximum cog size: 34t - Total capacity: 43t

Specialized Alias - 2014-2016 Allez (Smartweld) - 2013-2014 Allez DSW SL SPRINT Series - 2017 Allez E5 Series - 2017 Allez S-Works - 2013-2015 Allez Sprint Rim Brake - 2018-2019 Amira Pro SL4 - 2012-2015 Amira S-Works SL4 - 2012-2014 Amira Series - 2012-2018 CruX - 2013-2015 CruX E5, Sport, Sport E5 - 2018 CruX S-Works - 2013-2014 Roubaix (all models) non-SCS - 2014-2015 Roubaix Comp/Elite - 2012-2013 Roubaix Pro/Expert - 2011-2013 Roubaix Rim Brake - 2017-2018 Roubaix S-Works SL3 - 2011-2012 Roubaix S-Works SL4 - 2013-2014 Ruby Pro/Expert/Comp/Elite - 2013 Ruby Rim Brake - 2014-2015 Ruby Rim Brake - 2017 Ruby S-Works - 2013-2014 Shiv - 2012-2018 Sirrus Pro/Expert - 2014 Tarmac Pro SL4 / Expert SL3/SL4 - 2012-2014 Tarmac Pro/Expert SL3 - 2011 Tarmac Rim Brake - 2014-2016 Tarmac S-Works SL3 - 2010-2011 Tarmac S-Works SL4 - 2012-2014 Tarmac SL4 Series - 2017 Venge (all models) - 2012-2015 Venge S-Works - 2012-2014 Fastener screw not included

Works with Specialized Amira - 2010-2011 Amira Comp/Elite/Sport/Base SL2 - 2012-2014 Roll Series - 2016-2017 Roubaix Comp/Elite - 2009-2011 Roubaix Pro/Expert - 2007-2010 Roubaix Sport/Base - 2012-2013 Ruby Comp/Elite - 2010-2012 Ruby Pro/Expert - 2008-2012 Ruby Sport/Base - 2013 Fixing Screw not included

Compatible with Specialized: Amira - 2010-2011 Amira Comp/Elite/Sport/Base SL2 - 2012-2014 Roll Series - 2016-2017 Roubaix Comp/Elite - 2009-2011 Roubaix Pro/Expert - 2007-2010 Roubaix Sport/Base - 2012-2013 Ruby Comp/Elite - 2010-2012 Ruby Pro/Expert - 2008-2012 Ruby Sport/Base - 2013 Does not include fastening screw