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The 8 Best rear bike derailleurs of 2024

Are you trying to find rear bike derailleurs among various brands on the market but aren’t sure where to begin? To assist you in finding the right one, we’ve put together a list of the 7 best to help you pick the perfect one!

We investigated and evaluated a number of the top-selling rear bike derailleurs on the market in order to create our list of the best. Making a decision among the many options available is never simple. There are an infinite number of models available, each with a distinct price. And as you’ll find out, the best options aren’t usually the ones you imagine! This comparison is rich and relevant because of the numerous factors that were employed. You will find products featured in this ranking not only based on their pricing but also on their features and other customers reviews. To write this review, we completed 30 hours of research and did 29 rear bike derailleurs tests. You won’t need to pick products at random any more. If you’re unsure of what to look for, browse our list and consult the buying guide!

An overview of our top picks

Table of contents

The best rear bike derailleurs you can buy today

SaleNo. 1
Inkesky RD-TZ31-GS 6/7 Speed Rear Derailleur with Direct Mount, Medium Cage, for Mountain Bike
  • [IMPORTANT] It's Direct Mount Rear Derailleur for Mountain Bike, not Hanger mount
SaleNo. 2
Shimano Tourney TY500 6/7-Speed Rear Derailleur
  • 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.
No. 3
Hycline Bike Rear Derailleur RD-TY21B 6/7 Speed Hanger Mount for Mountain Bicycle-Black
  • MODEL: RD-TY21B Black Rear Derailleur,Suitable for 6/7speed.
  • PERFORMANCE:Forged with high hardness aluminum alloy.The hollow weight-reduction design is adopted,and the speed change is more stable.
  • 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.
  • INSTALLATION:Fast and convenient installation and easy maintenance.(Note:The bike rear derailleur is hub bolt mount,not direct 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.We will provide timely response and quality service.
SaleNo. 4
Shimano Bike Rear Derailleur RD-TZ31-A 6/7 Speed Direct Mount Rear Derailleur for Mountain Bike Tricycle Commuter Bike Folding Bike
  • Model: RD-TZ31-A; Bike rear derailleur, compatible with 6/7 speed mountain bikes, commuter bike, tricycle, folding bike etc.
  • Note: The bike rear derailleur is direct mount, not hub bolt mount. Please choose right mount way before you purchase.
  • Stability: Made of high quality durable aluminum alloy material and come with excellent shifting performance ensure your safe and stable while riding.
  • Application: Suitable for MTB, mountain bikes, road bikes, folding bicycles, commuter bikes, tricycles, eletric bikes etc.
  • Important: We provide excellent customer service, please feel free to contact if you have any questions.
SaleNo. 5
Shimano RDM310DL Altus GS 7/8-speed Rear Der Black,Long Cage
  • Chain Wrap Capacity: 43teeth, Derailleur Action: Top-Normal (Traditional)
  • Derailleur Color: black, Drivetrain Spacing: Shimano/SRAM 8, Largest Cog: 34teeth
  • Shifter/Rear Derailleur : Shimano, Speeds: 8sp, Weight: 326g
No. 6
Shimano Tourney RD-TY300-SGS 6/7-Speed Mountain Bicycle Rear Derailleur , Black, One Size
  • 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
No. 7
MOHEGIA Bike Rear Derailleur RD-TY21B 6/7 Speed Direct Mount for Mountain Bicycle-Black
  • Model:RD-TY21B rear derailleur compatible with 6/7 speed mountain bikes.
  • Note:The rear derailleur is direct mount,not hub bolt mount .Please check the mount type of the original part before ordering.
  • Stability: Durable aluminum alloy material and excellent shifting performance ensure safe and stable riding.
  • Wide application: Rear derailleur is easy to use and maintain.Suitable for MTB,mountain bikes, road bikes, folding bicycles and so on.
  • Important: Please feel free to contact if you have any questions, we will provide quality service.
SaleNo. 8
Shimano Acera M360 7 and 8-Speed Rear Derailleur with SmartCage, Black
  • Shimano Acera M360 7
  • 8-Speed Rear Derailleur with SmartCage, Black
No. 9
THALOUS Bicycle Rear Derailleur Tourney RD-TZ31-A 6/7 Speed for MTB Bike Hanger Mount
  • 【MODEL】Bicycle rear derailleur RD-TZ31-A, suitable for 6-speed and 7-speed SIS index variable speed drives.
  • 【Hook mounted】Before purchasing, please confirm whether the rear derailleur of your bicycle is directly installed or hook mounted. This model is a Hook mounted method.
  • 【High-quality material】Made of high-quality steel, sturdy and durable, not easily deformed and not easily damaged.
  • 【Wonderful performance】The guide wheel of the rear derailleur is smooth and silent, the shifting is smooth, and the chain will not be damaged, making the riding easy and comfortable.
  • 【Wide application】This bicycle transmission is suitable for variable speed bikes, mountain bikes, road bikes, bicycle racing, city bikes, folding bikes, etc.
SaleNo. 10
SRAM X01 Eagle AXS Upgrade Kit - Rear Derailleur for 52t Max, Battery, Eagle AXS Rocker Paddle Controller with Clamp, Charger/Cord, Lunar
  • The X01 Eagle AXS Rear Derailleur is compatible with 10-52t Eagle cassettes
  • Includes the X01 Eagle AXS rear derailleur with battery, Eagle controller with clamp, and charger and cord
  • The Eagle AXS controller offers a unique wireless shifting experience with ergonomic touchpoints that are customizable to your preferences - you can choose what each button does through the
  • Derailleur provides instantaneous shifting from a single touch, even under the heaviest of loads, and features a shorter cage that allows for 10mm more ground clearance and more chain wrap o

How to choose a good rear bike derailleurs

Does the idea of finding a fantastic rear bike derailleurs make you anxious? When it comes to purchasing this product, specifically when deciding which model to select, has your head been spinning between options? You are not alone if that is the case. We are aware of the pressure involved in the purchasing process!

Your presence here indicates that you are interested in rear bike derailleurs. Before choosing which product would be the best for your needs after being inundated with information, locate a reliable source with genuine selections. You can get that information from a variety of sources, including buying guides and rating websites, word-of-mouth recommendations from friends and family, online discussion forums where users can share their own experiences, product reviews that can be found all over the internet, and YouTube channels. You can only get the right product through exhaustive analysis. But you realize that’s not always simple. In order to ease your concerns, we have taken the time to develop a list of the top rear bike derailleurs products available right now. You might be wondering how we came up with the list. How was this buying guide developed?

First, we used our algorithms to gather as much reliable data as we could about these products. To verify all the data gathered, we used both artificial intelligence and a lot of algorithms.
Then, our experts used criteria that are recognized in the business to evaluate them according to their quality to price ratio, allowing us to choose the top rear bike derailleurs on the market right now!

The selection of the goods is not arbitrary. Before creating a list, we take into account a number of factors. Below are some of the criteria discussed:

Brand Value: What happens if you choose a dubious brand just because it appears to be a good deal? So the likelihood of receiving a product with a short shelf life increases. That is due to the fact that well-known brands have a reputation to uphold, while others do not. Top rear bike derailleurs brands strive to provide some distinctive traits that set them apart from the competition. So, hopefully one or more of the items on our list will be perfect for you.

Features: Useful features are all you need, not tons of them. We consider the important aspects and select the top rear bike derailleurs based on those.

Specifications: Numbers always help you measure the quality of a product in a quantitative way. We try to find products with higher specifications, but with the right balance.

Quality: A product’s quality may always be quantified with the aid of numbers. We look for goods with better standards that strike the proper balance. The best quality product that gets highly appreciated and recommended by experienced users.

Customer ratings:  Would it be accurate to suggest that the rear bike derailleurs were used by hundreds of customers before you? Superior ratings indicate that many customers had better service.

Customer Reviews: Like ratings,  provide you with accurate and reliable information about the product from genuine customers. Customer ratings are very important to all of us because they contain accurate and reliable information about the customer service we received from several hundred customers.

Seller Rank: This is very intriguing! Not only do you need a good rear bike derailleurs, you also need a product with rising sales that is trendy. It accomplishes two goals. First, the expanding user base proves the quality of the product. Second, given that number, producers must be able to offer greater quality and after-sales support.

Value: You get what you pay for, they say, so consider the value. Cheap isn’t always good and expensive isn’t always bad. However, that does not imply that spending a lot of money on a product that is flashy but underwhelming is a good idea. Before adding them to the list, we make an effort to evaluate how much value you can get for your money from your rear bike derailleurs.

Durability: Durability and reliability are closely related concepts. You will benefit from a strong and long-lasting rear bike derailleurs for months and years to come.

Product availability: Products come and go, and new ones replace the old ones. Most likely, a few new features and required changes were made. What use is it to use a supposedly good product if the maker no longer supports it? We make an effort to highlight products that are current and offered by one or more trustworthy sellers, if not more.

Negative Reviews: Yes, we do take that into account as well! The goods with the majority of bad reviews are filtered out and disregarded when we choose the best-rated one on the market.

These are the standards by which we selected our rear bike derailleurs. Do we end our process there? Hell no. The most crucial fact about us that you should be aware of is that we regularly update our website with current and pertinent information. We have one more layer of filtration since we place the greatest importance on reader satisfaction. Please let us know if any product included here is incorrect, irrelevant, subpar, or simply out of date. We always value your opinions, and we’ll work hard to make any necessary corrections to our list in response to them.

Why should you believe us?

There are now thousands of possibilities for these products on Amazon, but choosing the best one can be difficult and time-consuming. And what rear bike derailleurs should you purchase in 2022?

This guide is the result of more than 10 years of experience in researching, testing and writing about many topics. Each member of our team is an authority in their area. We read every article we could find online and every consumer review on every retail website for seven hours. Additionally, we discovered a ton of websites that offered helpful resources, including buying tips and thorough information on rear bike derailleurs.