10 Best Rear Bike Derailleurs
#1 Best Pick
SHIMANO Black Acera Rear Derailleur RD-M360
Brand: SHIMANO
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- Shimano Acera Rear derailleur compatible with all Shimano 7 & 8 Speed shifters. Advanced light action design.
- Direct frame fit. SIS Rear index shifting.
- Megapulley oversize jockey wheel. Smartcage pulley plate.
- Max Sprocket 34T. Min Sprocket 11T.
- Weight:303 Grams
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#2 Best Value
THALOUS Bicycle Rear Derailleur Tourney RD-TY21B 6/7 Speed for MTB Bike Direct Mount
Brand: THALOUS
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- Model: Bicycle rear derailleur RD-TY21B, suitable for 6 speed and 7 speed SIS index variable speed drives
- Direct installation: Before purchasing,please confirm whether the rear derailleur of your bicycle is directly installed or hook mounted.
- High-quality material: Made of durable aluminum alloy material, which ensures your safe and stable on the ride, not easily deformed and pretty solid
- Wide application: This bicycle transmission is suitable for variable speed bikes, mountain bikes, road bikes, bicycle racing, city bikes, folding bikes, etc.
- Professional customer service: If you have any questions about our products or services, please feel free to contact us, we will provide you with our professional service
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#3 Budget Pick
MICROSHIFT Road Bike Rear Derailleur Compatible with Shimano 9 Speed
Brand: Microshift
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- Speeds: 9 Speed, Max Sprocket: 34T, Min Sprocket: 11T
- Total Capacity: 39T, Guide Pulley: steel bushing, Tension Pulley: steel bushing,
- Bracket Body: aluminum, Plate Body: aluminum, Outer Link: aluminum
- Inner Link: steel / black, Outer Plate: steel / black, Inner Plate: steel / black, Weight: 300g = 0.65lb
- ORDER NOW, WORRY FREE! We're so confident about our product quality that we can provide a 1 year warranty! Made in Taiwan.
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#4 Top Choice
Shimano Tourney TY500 6/7-Speed Rear Derailleur
Brand: SHIMANO
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- Shimano Tourney Rear derailleur compatible with all Shimano 6 and 7 speed shifters. Advanced light action design
- SGS cage can handle wide range gearing. Direct fit (screws into hole in frame).
- SIS Rear index shifting. 13 tooth pulleys offer long service life and less noise.
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#5 Popular Choice
TDR RD-TZ500 Rear Derailleur 6 Speed Direct Mount Eye Mount for MTB Road Bike Shimano Tourney Compatible Bicycle Gear Shifter Medium Cage Variable Speed
Brand: TDR
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- High Compatibility: Designed for both 6 and 7-speed systems, making it suitable for various mountain and road bikes, ensuring seamless shifting and performance.
- Durable Construction: The RD-TZ500 features a robust black finish that enhances durability, making it perfect for tackling rugged terrains.
- Direct Mount Design: Easy installation with a direct mount style, ensuring a secure fit on your bike frame for optimal shifting performance.
- Medium Cage Length: The medium cage design allows for better chain management, accommodating a wide range of gear ratios for versatile riding experiences.
- Important Note: Before purchase, confirm whether your bike is hook-mounted or eye-mounted to ensure proper compatibility.
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#6 Top Pick
Derailleur for Mountain | 7/8/9/10/11 Speed Rear Derailleur | Transmission Derailleur Accessories for Mountain Bikes Cycling
Brand: Dusehu
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- â [ Superior Craftsmanship ] Wear-resistant and lightweight, Bike Derailleur features a one-piece high-strength design, making screw speed adjustment more precise.
- â [ Fine Quality Materials ] Rear Derailleur is sturdy, wear-resistant, and rust-proof, featuring great durability for long-lasting use, made of high-quality steel material.
- â [ Convenient Mounting ] Bike Accessories For Men are easy and fast to install, provide smooth and accurate transmission, and direct-mounted eye shift (the frame needs a rear derailleur hook).
- â [ Broadly Used ] Bike Parts are compatible with mountain bikes, road bikes, and other bicycles the market, suitable for 7/8/9/10/11-speed bicycles, and practical gifts for cycling lovers.
- â [ Excellent Performance ] Suitable for modifying vehicles and updating vehicle accessories, Bicycle Accessories For Adult Bikes can ensure your safety and stability while riding, and feature a low noise design.
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#7 Top Pick
Inkesky RD-TZ31-GS 6/7 Speed Rear Derailleur with Direct Mount, Medium Cage, for Mountain Bike
Brand: Inkesky
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- [IMPORTANT] It's Direct Mount Rear Derailleur for Mountain Bike, not Hanger mount
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#8 Top Pick
MEGHNA Bike Rear Derailleur RDTZ31A 6/7 Speed for Outdoor Cycling Mountain Bicycles Direct Mount/Hanger Mount
Brand: Meghna
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- ăMODELăRD-TZ31-A bike rear derailleur, compatible with 6 and 7-speed SIS Index Shifting drivetrains.
- ăIMPORTANTăThe hub bolt mountďźhanger mount) rear derailleur for mountain bike, NOT direct mount.
- ăEXCELLENT PERFORMANCEăAccurate gears provide light and stable shift performance,and making riding easy and comfortable.
- ăMATERIALăMade of high-quality steel materials,durable and long service life.Easy to install and disassemble.
- ăAPPLICATIONăSuitable for MTB mountain bike, road bikes, variable speed bicycle, folding and city bikes. It is your indispensable bicycle accessories during your cycling journey.
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#9 Top Pick
Shimano Tourney 7/8-Speed Mountain Bicycle Rear Derailleur - RD-TX800-L (Black)
Brand: SHIMANO
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- The RD-TX800 rear derailleur for 7 / 8 speed features Shimano's double servo-pantograph technology that improves adjustability and resists weather and contamination. The derailleur keeps close to the cassette sprockets, resulting in smooth and effortless gear changing
- Speed: 8 speed drive train, also compatible with 7 speed, Cage Sizes: SGS Long Cage
- Total Capacity: 43T; Low sprocket_Max. 34T; Low sprocket_Min. 28T
- Top sprocket_Max. 14T; Top sprocket_Min. 11T
- Mount Type: Direct
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#10 Top Pick
Bicycle Rear Derailleur Tourney RD-TY21B 6 7 Speed for MTB Mountain Bike Direct Mount Hanger Mount
Brand: Generic
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- Model: Bicycle rear derailleur RD-TY21B, suitable for 6 speed and 7 speed SIS index variable speed drives
- Direct installation: Before purchasing,please confirm whether the rear derailleur of your bicycle is directly installed or hook mounted.
- High-quality material: Made of durable aluminum alloy material, which ensures your safe and stable on the ride, not easily deformed and pretty solid
- Wide application: This bicycle transmission is suitable for variable speed bikes, mountain bikes, road bikes, bicycle racing, city bikes, folding bikes, etc.
- Professional customer service: If you have any questions about our products or services, please feel free to contact us, we will provide you with our professional service
Check latest price on Amazon
