REAR DERAILLEURS

The Box Four Rear Derailleur is the base of Prime 9 Technology that offers an affordable clutch based 1 by 8-speed derailleur that is simple and lightPerfect candidate for every entry-level bike that traditionally has a 3 by drive-train that is neither durable nor user friendlyFor those seeking an affordable way into the world of 1x drivetrains on an otherwise entry level platformFeatures Box`s Limited Slip Clutch, durable nylon composite knuckle and direct channel cable stayDie cast linkage...

Innovatiive shape created with 3D Embrace technology increases shifting precision, speed, power and ensures the optimum distance from the sprocket at all timesNew longer cage model to support the use of 11-34t cassettesThe upper portion of the gearbox is made of carbon fiber-reinforced technopolymer for low weight and high durabilityConsistent accuracy through small bump and vibration absorbtionRD20-SE12412sp34LongBLK225g ...

Optimised spring return - On rough roads, the spring positioned between the upper body and the pivot absorbs the vibrations, ensuring the chain always rest properly on the sprockets12-tooth jockey wheel on the rocker arm, perfect for use with cassettes that have a wide range of teeth and ensures constant chain tensionRemovable pivot is compatible with hanger mount and direct mount style framesCompatible with spacing and axle types commonly associated with new hydraulic road disc brake...

EKAR 13 speed derailleur is custom designed to work specifically in conjuction with the EKAR drivetrain One specific function allows it to be fine tuned for optimal performanceParallelogram 2D trajectory designed to work flawlessly with larger cog jumps and EKAR cassettesRedesigned mechanical clutch system works to absorb chain shock on any terrainDifferentiated pulleys offer better control and retention of the chainEKAR13sp44LongBLK ...

The Force AXS does it all - road racing, CX, Gravel or the morning coffee ride Single cage length works with any cassette size from 10-28T to 10-36T, in 1x or 2x configurationsOrbit chain management technology keeps the drivetrain quiet and secureSRAM AXS enabled, allowing easy personalization New black and iridescent colorway ensures your bike has maximum shineBattery not includedForce eTap AXS D212sp36Med1to1BLK/IR ...

A dedicated 1x-specific unit designed for use with a 10-44T or 10-36T cassette, it makes for an uncluttered drivetrain that takes on pavement and singletrackAXS enabled for easy wireless setup, monitoring, personalization, and reliabilityOrbit chain management keeps the drivetrain quiet and secureLarge X-SYNC pulleys for increased durability and efficiencyeTap shift logic for intuitive shiftingForce XPLR AXS D212sp44Med1to1BLK/IR ...

The GX Eagle derailleur features an updated cage architecture that improves chain managementBackwards compatible, works with both 10-50t and new 10-52t cassettesUpdated cage architecture provides better chain retention and precise shiftsComes in GX Eagle master colorway as part of Eagle Colorsystem and goes with all colors of Eagle cassettes & chains – from Black to Gold to Rainbow, to HardChrome and new Copper12sp52Long1to1GRYEagle ...

The new GX Eagle AXS brings popular AXS funtionality to the proven GX mechanical lineAXS enabled componentry software that makes it possible to both program and personalize new SRAM and RockShox components Eagle technologyEngineered with a variety of rider preferences in mind, it is compatible with new expanded range 10-52t cassettes as well as 10-50t cassettesOverload Clutch protection - in the event of an impact, the motor gearbox disengages, giving the derailleur freedom to move and resist...

Updated version of the original SRAM RED eTap rear derailleurMechanical necessities such as a carbon pulley cage, ceramic pulley bearings, and anodized alloy artfully blend with proprietary electronic advancements to deliver a shifting wonderLarger X-SYNC pulleys and ceramic bearings for increased durability and efficiencyCompatible with existing eTap batteries - battery not includedOrbit chain management technology keeps drivetrain quiet and secureFits all 11-speed SRAM road cassettes up to...

The Sram Red eTap AXS rear derailleur is AXS enabled for easy personalization and designed for both 1x and 2x systemsOrbit chain management technology keeps drivetrain quiet and secureLarger X-Sync pulleys and ceramic bearings for increased durability and efficiencyCompatible with cassettes from 10-28T to 10-36T, for 1x and 2xImproved motor and signal travel for faster shiftingUse with XG-1270 10-36T cassette for maximum rangeCompatible with existing eTap batteriesCarbon cageRed eTap...

The Red XPLR eTap AXS rear derailleur is a dedicated 1x-specific unit designed for use with the XPLR 10-44 cassettesWireless electronic eTap shift logic for intuitive shifting, easy setup and reliabilityLarger X-Sync pulleys with ceramic bearings for increased durability and efficiencyOrbit chain management technology keeps the drivetrain quiet and secureSram AXS enabled, allowing easy personalizationCompatible with existing eTap batteriesRed XLPR eTap AXS12sp44tLongBLK ...

The precision and reliability of 12-speed eTap AXS, now at a whole new levelSecure chain management and fast, precise shifting make for a smooth and quiet ride, every timeWireless electronic eTap shift logic for intuitive shifting, easy setup and reliabilityCompatible with both 1x and 2x drivetrains36t cog max derailleur works with 10-28, 10-30, 10-33, and 10-36 cassettesX-SYNC pulleys for increased durability and efficiencyRival12sp36MedBlackeTap AXS ...