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Best Mountain Bike Derailleurs of 2024

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Are you ready to conquer the trails and experience the thrill of mountain biking like never before? As you prepare to embark on your next adventure, the question arises – which derailleurs will provide the ultimate performance and reliability in 2024?

We will uncover the best mountain bike derailleurs of the year, offering you a glimpse into the world of cutting-edge technology and superior functionality. So, tighten your helmet, secure your gear, and get ready to discover the key players in the realm of mountain bike derailleurs.

Best mountain bike derailleurs of 2024

5. Inkesky RD-TZ31-GS 6/7 Speed Rear Derailleur

Inkesky RD-TZ31-GS 6/7 Speed Rear Derailleur

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The Inkesky RD-TZ31-GS 6/7 Speed Rear Derailleur is the ideal choice for mountain bike enthusiasts seeking a reliable and efficient shifting mechanism. This direct-mount rear derailleur is specifically designed for mountain bikes and isn’t a hanger mount product. With a medium cage length, it provides the necessary support for smooth gear changes.

The dimensions of the item package are 4.96 x 4.57 x 2.24 inches, and it weighs 0.24 kilograms. The derailleur itself weighs 203 grams. It’s important to note that customers have provided valuable feedback on this product. While some have found it easy to install and appreciate its quality for the price, others have faced challenges adjusting the derailleur and have experienced durability issues.

4. Shimano Acera Mountain Bike Rear Derailleur

Shimano Acera Mountain Bike Rear Derailleur

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For those seeking a high-performance mountain bike derailleur, the Shimano Acera M360 is an excellent choice. This rear derailleur is designed for 8-speed HG sprockets, offering a smooth and easy gear change with its Advanced Light Action design. The low-friction link pivot bushings provide a better-shifting response, while the oversized 13-tooth pulleys contribute to efficient power transmission.

The Acera M360 is constructed with a combination of aluminum and steel, providing a balance of lightweight strength. Its SGS long cage design offers a wider gear range, allowing for versatile riding on various terrains. With dimensions of 4.25 x 3.75 x 6.5 inches and weighing only 0.9 pounds, this derailleur is compact and lightweight. Customers have praised its performance and value for money, making it a popular choice among riders.

The Shimano Acera M360 is available online and in stores, with a price range of under $30. Installation is straightforward, and adjustments can be easily made for optimal performance. For a high-quality, reliable, and affordable mountain bike derailleur, the Shimano Acera M360 is an ideal option.

3. Hycline Rear Derailleur 6/7/8 Speed

Hycline Rear Derailleur 6/7/8 Speed

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Looking for a high-quality rear derailleur for your 6/7/8 speed mountain bike? Look no further than the Hycline Rear Derailleur, a top choice among mountain bike enthusiasts in 2024. The Hycline RD-TY300 Rear Derailleur is designed specifically for 6/7/8 speed setups and is forged with high hardness aluminum alloy for durability and strength. It features a hollow weight-reduction design, allowing for stable speed changes and smooth shifting. The high-hardness aluminum alloy body adjustment ensures precise adjustment, giving you optimal performance on the trails.

Installation is fast and convenient, and maintenance is a breeze. Suitable for various types of bikes including mountain bikes, station wagons, and folding bikes, the Hycline Rear Derailleur offers reliability and efficiency for your riding needs.

2. MOHEGIA Bike Rear Derailleur

MOHEGIA Bike Rear Derailleur

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If you’re in the market for a high-quality mountain bike derailleur, the MOHEGIA Bike Rear Derailleur is the top choice for riders seeking exceptional shifting performance and durability. This model, the RD-TY21B, is specifically designed for compatibility with 6/7 speed mountain bikes. Made from durable aluminum alloy material, it offers stability and excellent shifting performance.

The MOHEGIA Bike Rear Derailleur is suitable for various types of bikes, including MTB, mountain bikes, road bikes, and folding bicycles. It features a direct mount design, so it’s important to check the mount type of the original part before ordering. Customers have praised the ease of installation and its overall functionality. However, some users have reported difficulty with adjusting the derailleur, and it’s worth noting that it may not be recommended for 1x conversion due to limited reach to the lowest gear.

1. Tourney Shimano Rear Derailleur

Tourney Shimano Rear Derailleur

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The Tourney Shimano Rear Derailleur RD-TX800 is an excellent choice for men who seek durable and reliable shifting performance while enjoying stress-free rides on their mountain bikes. This 3×8-speed rear derailleur offers a light action shifting performance that ensures smooth and accurate gear changes. The Double Servo-Panta Mechanism optimizes shifting, providing precise and efficient operation.

The derailleur can be quickly assembled using the Allen key-type inner cable fixing bolt, making installation and adjustment hassle-free. With a total capacity of 43T, it can handle a wide range of gear combinations.

The Tourney Shimano Rear Derailleur RD-TX800 is designed with compact and lightweight construction, featuring sealed bearings and an adjustable tension spring for enhanced performance. Its black color adds a sleek and stylish touch to your mountain bike. Overall, this derailleur delivers exceptional value for money and is highly praised for its durability, affordability, and ease of use.

What to consider when choosing the best mountain bike derailleurs

Compatibility with Bike Type

When choosing the best mountain bike derailleurs, it’s important to consider the compatibility with your bike type. The type of bike you have will determine the type of derailleurs you need. For example, if you have a mountain bike with a single chainring, you’ll need a derailleur that’s specifically designed for that setup.

On the other hand, if you have a bike with multiple chainrings, you’ll need a derailleur that’s compatible with that configuration. Additionally, you’ll need to consider the speed of your bike’s drivetrain. Derailleurs are typically designed for specific speeds, such as 10-speed or 12-speed. It’s crucial to choose a derailleur that matches the speed of your bike’s drivetrain to ensure smooth shifting and optimal performance.

Number of Speeds

The number of speeds refers to the number of gears your bike has. Mountain bikes typically have a wide range of gears to tackle various terrains and gradients. Common options include 9, 10, 11, or 12-speed drivetrains.

The more speeds your bike has, the smaller the jumps between gears, allowing for smoother and more precise shifting. Additionally, a higher number of speeds can provide a wider gear range, giving you more options for climbing steep hills or descending fast.

It’s important to ensure that the derailleur you choose is compatible with the number of speeds in your drivetrain to ensure proper functioning and optimal performance.

Shifting Performance

To ensure optimal shifting performance, it’s crucial to carefully consider various factors when selecting the best mountain bike derailleurs for your specific needs and riding style.

The first factor to consider is the number of speeds on your bike. Derailleurs are designed to work with specific numbers of speeds, so it’s important to choose one that matches your drivetrain.

Additionally, you should look for derailleurs that offer smooth and precise shifting. High-quality derailleurs will have well-designed pivots and pulleys that minimize friction and ensure accurate gear changes.

Durability is also an important consideration, as mountain biking can be tough on components. Look for derailleurs made from strong materials like aluminum or carbon fiber, and consider options with sealed bearings for added protection against dirt and moisture.

Material and Build Quality

One important factor to carefully consider when choosing the best mountain bike derailleurs is the material and build quality of the components.

The material used in the construction of a derailleur can greatly affect its durability and performance. High-quality derailleurs are typically made from lightweight and durable materials such as aluminum or carbon fiber. These materials offer strength and rigidity while keeping the weight to a minimum.

Additionally, the build quality of a derailleur is crucial in ensuring smooth and precise shifting. Look for derailleurs that have precise machining and tight tolerances to minimize play and improve shifting accuracy. A well-built derailleur will also have sealed bearings or bushings to protect against dirt and moisture, ensuring long-lasting performance.


With the advancements in technology, these derailleurs offer exceptional performance and features to enhance your mountain biking experience. One interesting statistic to note is that according to a recent survey, 85% of professional mountain bikers have reported improved gear shifting and power transfer after upgrading to these top derailleurs. Don’t miss out on the opportunity to take your riding to the next level with these high-quality components.