Looking for the best Bike Derailleurs?
Discover now our comparison of the best Bike Derailleurs. It is never easy to choose from the wide range of offers. On the market, you will find an incalculable number of models, all at different prices. And as you will discover, the best Bike Derailleurs are not always the ones at the highest prices! Many criteria are used, and they make the richness and relevance of this comparison.
To help you make the best choice among the hundreds of products available, we have decided to offer you a comparison of the Bike Derailleurs in order to find the best quality/price ratio. In this ranking, you will find products listed according to their price, but also their characteristics and the opinions of other customers. Also discover our comparisons by categories. You won’t have to choose your products at random anymore.
- [IMPORTANT] It's Direct Mount Rear Derailleur for Mountain Bike, not Hanger mount
- Shimano TX35 6 / 7-speed rear derailleur (bracket attachment)
- SIS rear index shifting
- SGS cage can handle wide range gearing and 34 tooth sprockets
- 13 tooth pulleys offer long service life and less noise
- MODEL: RD-TY21B; Bike rear derailleur is compatible with 6/7 speed most kinds of bikes.
- PERFORMANCE: Durable aluminum alloy material and excellent shifting performance ensure safe and stable riding.
- WIDE APPLICATION: This bicycle transmission is Suitable for MTB, mountain bikes, commuter bike, cruiser bike, folding bike etc.
- NOTE: The bike rear derailleur is Direct mount, not Hanger mount .Please check the mount type of the original part before purchasing. If you have any questions, please feel free to contact us, we will provide you with professional services.
- Model: RD-TZ31-A-GS,bike rear derailleur. Compatible with 6/7 Speed SIS index Shifting drivetrains.
- Direct Mount: The bike rear derailleur is direct mount, not hub bolt mount.Before purchase, please confirm whether the rear derailleur on your bicycle is a direct mount or a hanger mount.
- Stable Performance: Forged from high-quality and durable aluminum alloy material, adjustment is more precise, ensuring stable gear shifts for a safer cycling experience.
- Wide Application: Suitable for variable speed bikes, mountain bikes, road bikes, folding bikes, city bikes, tricycles, and more.
- Note: Your satisfaction is of utmost importance to us. We are committed to providing high-quality customer service. If you have any questions, feel free to contact us anytime, and we will provide you with a satisfactory response.
- Optimal Performance: Long cage design accommodates up to 34T cassette - Total Capacity 43T, pulley/Teeth 13/13T.
- Built to Last: High-Quality Aluminum Alloy Construction with Hollow Weight-Reduction Design. Nylon wear-resistant aluminum alloy guide wheel for silent, smooth, and non-wearing chain.
- Smooth and Effortless Shifting: SIS Index Technology and Double Servo-Panta Mechanism(Enables the rear derailleur to move in an optimum path)for Stress-Free Riding
- Precise and Reliable: Compatible with 6 and 7-speed SIS INDEX transmission systems. Optimized guide pulley ensures precise shifting for accurate SIS performance. Suitable for Mountain, Road, and Touring Bikes.
- Easy Installation and Maintenance: Direct Mounting Design for Fast and Convenient Setup.It can be adjusted slightly in multiple places to ensure accurate speed change performance.
- MODEL: RD-TZ31A Direct Mount Rear Derailleur,Suitable for 6/7speed.
- STABILITY: Durable aluminum alloy material and excellent shifting performance ensure safe and stable ridin
- PRECISE ADJUSTMENT: High-hardness aluminum alloy body adjustment, adjustment is more precise. It can be adjusted slightly in multiple places to ensure accurate speed change performance.
- MUE GUIDE WHEEL: PA nylon wear-resistant aluminum alloy guide wheel, silent, smooth and no abrading for chain.
- INSTALLATION:Fast and convenient installation and easy maintenance.(Note:The bike rear derailleur is direct mount,not hanger mount .Please check the mount type of the original part before ordering.)
- SCOPE OF APPLICATION:Suitable for mountain bikes, station wagons, folding bikes, etc.If you have any questions,please feel free to contact us.
- Friction derailleur
- Affordable replacement
- Wrap: 35
- Cage/Mount: Long w/Hgr
- Ratio: 2to1
- MODEL: RD-TZ31-A bike rear derailleur, Compatible with GS 6 / 7 speed SIS Index Shifting drivetrains.
- STABILITY: Durable aluminum alloy and plastic alloy material, Providing excellent shifting performance ensure safe and stable.
- PARM: Total capacity 34T, Largest sprocket 28T, Smallest sprocket 14T, Front chain wheel tooth difference 20T.
- NOTE: The bike rear derailleur is direct mount, not hub bolt mount. Please check the mount type of the original part before ordering, if bike frame with hook, as picture shows, you can use it.
- COMPATIBILITY: Suitable for mountain bikes, road bikes, folding bicycles and so on.
- MODEL: RD-M310 Altus Rear Derailleur for Compatible with 7/8 Speed / D-ATT Black.
- EXCELLENT PERFORMANCE: Wide link design ensures durability and precise shifting. Large guide wheel design reduces noise and wear.
- PARM: Max Rear Sprocket: 34T, Total Capacity: 43T, Derailleur Action: Top Normal (Traditional), Cage Length: Long.
- DIRCT MOUNT: Altus rear derailleurs for are direct mount, suitable for mountain bikes, road bikes, folding bikes and so on.
- FEATURES: Advanced light-action design Teflon-coated bushings Direct-attach rear derailleurs.
- 【Model】Front derailleur FD-TY300 Down swing 34.9mm, 3x6/7-speed. Please carefully check whether the front derailleur of your bike is a pull-Down type before buying, if yours is a pull-Up type, it is not applicable.
- 【Compatible tooth ratio】42T, drawing mode: up double pull, installation diameter: 34.9mm.
- 【Double SIS positioning】47.5-50mm chain center line compatible with wide chain design, improve variable speed response, extend service life.
- 【Features】Clamp Band Mount, 3x6/7-speed. Made of high strength aluminum alloy material, strong and durable, lightweight design.Implementing a weight reduction design to make your riding more comfortable.
- 【Principle of speed change】The speed change line pulls the guide chain piece to toggle the chain, so that the chain runs on different tooth pieces of the tooth disk, realizing the tooth ratio of different speeds, making the riding more effortless and faster.
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Last update on 2025-07-04 / Affiliate links / Images from Amazon Product Advertising API