Medium- Cage Black Bicycle Rear Derailleurs
We define color as the main color of the item. It may have accents or highlights in other colors.
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Showing 56 products:
microSHIFT Acolyte Rear Derailleur - 8 Speed, Medium Cage, With SpringLock Chain Retention 
BuyPART NUM 465431
The heart of the Acolyte derailleur is our innovative SpringLock system. By pairing a customized linear rate high tension spring and a dual stage activation … read more
In Store
MicroShift RD-M5185M8% offretail $36.99 your price $33.99
BuyPART NUM 465431 
SRAM GX Type 2.1 10-Speed Medium Cage Rear Derailleur
BuyPART NUM 621213
SRAM GX 10speed Front Derailleurs Item Specifications Color: Black Weight: 239 Largest Cog: 36 Chain Wrap Capacity: 35 Cage Length: Medium Number … read more
Ships Free10% offretail $71.00 your price $63.90 + ships free
BuyPART NUM 621213 
SRAM Force eTap AXS D1 Wide Rear Derailleur, 12 Speed, Medium, Black Gloss, 36T BuyPART NUM 219415
SRAM AXS enabled for easy personalization Orbit chain management technology keeps drivetrain quiet and secure 1x and 2x compatible … read more
your price $377.00 + ships free
BuyPART NUM 219415 
Shimano Ultegra RD-RX800-GS Rear Derailleur - 11 Speed, Medium Cage, Black, With Clutch
BuyPART NUM 598832
The Ultegra RX Rear Derailleur brings Shimanos' chain stabilizing technology road cycling drivetrains, delivering smooth and precise shifting over technical … read more
your price $164.00 + ships free
BuyPART NUM 598832 
microSHIFT ADVENT Rear Derailleur - 9 Speed, Medium Cage, Black, With Clutch BuyPART NUM 536870
Designed with the rider in mind, the ADVENT rear derailleur packs trail-ready features into an attainable wide range drivetrain system. The derailleur … read more
9% offretail $64.99 your price $58.99 + ships free
BuyPART NUM 536870 
microSHIFT ADVENT X Rear Derailleur - 10-Speed, Medium Cage, Black, With Clutch BuyPART NUM 921090
With a raceworthy weight and the right gearing for any situation, microSHIFT's top-of-the-line ADVENT X rear derailleur delivers high-end performance … read more
8% offretail $76.99 your price $70.99 + ships free
BuyPART NUM 921090 
microSHIFT ADVENT Rear Derailleur - 9 Speed, Medium Cage, Black BuyPART NUM 887207
Designed with the rider in mind, the ADVENT rear derailleur packs trail-ready features into an attainable wide range drivetrain system. The derailleur … read more
11% offretail $44.99 your price $39.99 + ships free
BuyPART NUM 887207 
Shimano Sora R3000-GS 9-Speed Medium Cage Rear Derailleur Black BuyPART NUM 452686
Shimano Sora R3000-GS 9-Speed Medium Cage Rear Derailleur Black Item Specifications Color: Black Largest Cog: 34 Chain Wrap Capacity: 43 Cage Length: … read more
your price $43.90 + ships free
BuyPART NUM 452686 
Shimano Tiagra 4700-GS 10-Speed Medium Cage Rear Derailleur BuyPART NUM 954813
Shimano Tiagra RD-4703 Rear Derailleurs Wide link design increases rigidity 11 tooth pulleys for reduced pulley wear and chain noise … read more
your price $48.99 + ships free
BuyPART NUM 954813 
microSHIFT R9 Rear Derailleur, 9-Speed, Medium Cage, 34T Max, Shimano Compatible, Black BuyPART NUM 299189
R-series rear derailleurs are designed to work with 7, 8 ,9, and 10-speed Shimano-compatible road shifters. These R9 rear derailleurs combine the benefits … read more
7% offretail $29.99 your price $27.99
BuyPART NUM 299189 
Shimano XT M8000-GS 11-Speed Medium Cage Shadow Plus Rear Derailleur Black BuyPART NUM 974411
Shimano XT RD-M8000 Rear Derailleurs 46 tooth maximum rear cog for 1x11, 42 tooth maximum for 2x11 and 40 tooth maximum for 3x11 Externally … read more
your price $104.00
BuyPART NUM 974411 
Campagnolo Record 12 Speed Rear Derailleur, Medium, Carbon
BuyPART NUM 517802
12 speed Record rear derailleur Alloy outer cage and carbon fibre-reinforced technopolymer body Only one cage length, compatible with … read more
$28 offretail $257.73 your price $229.38 + ships free
BuyPART NUM 517802 
microSHIFT XCD Rear Derailleur - 11 Speed, Medium Cage, Black, With Clutch BuyPART NUM 275610
XCD rear derailleurs are compatible with Shimano 10 and 11-speed mountain shifters and wide range cassettes. CNC-machined rigid construction partnered … read more
9% offretail $69.99 your price $63.99 + ships free
BuyPART NUM 275610 
SRAM Rival XPLR eTap AXS Rear Derailleur - 12-Speed, 44t Max, Black, D1 BuyPART NUM 966264
If your ride doesn’t feel complete until you get a little dirt on your tires, you know the importance of capable components that can tackle anything. … read more
your price $269.00 + ships free
BuyPART NUM 966264 
microSHIFT Acolyte Rear Derailleur - 8 Speed, Medium Cage BuyPART NUM 331537
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 … read more
your price $27.99
BuyPART NUM 331537 
Shimano Deore M6000-GS 10-Speed Medium Cage Shadow Plus Rear Derailleur Black BuyPART NUM 677301
Item Specifications Color: Black Cage Length: Medium Drivetrain Speeds: 10 Rear Derailleur Mount Type: 10x1 Standard … read more
your price $74.99 + ships free
BuyPART NUM 677301 
Campagnolo Chorus Rear Derailleur - 12-Speed
5 of 5
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5 of 5 stars
( 1 review )
BuyPART NUM 660575
The Campagnolo Chorus 12-speed rear derailleur features 3D Embrace technology and 12-tooth pulley wheels making it suitable for all cassettes as the distance … read more
5 of 5
( 1 )
5 of 5 stars
( 1 review )
$19 offretail $178.95 your price $159.27 + ships free
BuyPART NUM 660575 
SRAM X1 11 Speed X-Horizon Type 2.1 Rear Derailleur
5 of 5
( 1 )
5 of 5 stars
( 1 review )
BuyPART NUM 351400
SRAM X1 Rear Derailleur X-Horizon design maintains constant chain gap across all gears and eliminates ghost shifting Cannot be used with … read more
5 of 5
( 1 )
5 of 5 stars
( 1 review )
your price $221.99 + ships free
BuyPART NUM 351400 
Shimano Deore XT RD-M8130-SGS Rear Derailleur - 11-Speed, Long Cage, Black BuyPART NUM 370512
The Shimano Deore XT M8130 LINKGLIDE 11-speed Rear Derailleur with SHADOW+ technology delivers smooth and decisive shifting. Roomy chain clearance and … read more
your price $121.99 + ships free
BuyPART NUM 370512 
SRAM X.5 9-Speed Medium Cage Rear Derailleur BuyPART NUM 696453
The SRAM X.5 is a pure simplified performer from the trails to the street. Compatible with 7-, 8-, and 9-speed systems 1:1 shifter-to-derailleur actuation … read more
10% offretail $51.00 your price $45.90 + ships free
BuyPART NUM 696453 
"Incremental enhancements. Perpetual improvements. Revolutionary Innovation. When advancements are continuously made to every attribute of every component, the result is overall performance that is simply second to none. And to real cycling enthusiasts, there is nothing more gratifying then achieving the ultimate ride. And the best part is we just keep making it better. This is what SRAM is all about."
"Shimano practices good local citizenship, pursues continued access to those areas that are enjoyed by outdoor enthusiasts, and is committed to minimizing our impact on the environment."
"Campagnolo puts all of its professionalism and expertise into the manufacture of its components in Via della Chimica plant in Vicenza. All production takes place exclusively within Campagnolo's own plants, so that product development can be a fully integrated part of the process. Every step in the process, from design and engineering to testing and industrialisation, takes place within Campagnolo facilities. Campagnolo even develops its own tools, machinery and technology so that it can produce only the very best components and wheels for racing bicycles."
We define color as the main color of the item. It may have accents or highlights in other colors.
In Store products are available to view in our showroom. In Store orders usually ship the same or next business day.
These models are available for online purchasing and can be shipped directly to you.
The number of speeds should correspond to the number of cogs on the cassette.
Cage Length
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