Shimano 9 Speed Derailleur: My Honest Review

Shimano 9 Speed Derailleur: A Comprehensive Guide

If you’re looking for a high-quality, reliable derailleur for your 9-speed bike, then you’ve come to the right place. In this comprehensive guide, I’ll take you through everything you need to know about Shimano 9 speed derailleurs, including their features, benefits, and how to choose the right one for your needs.

I’ll also provide you with tips on how to install and maintain your derailleur, as well as troubleshooting advice for common problems. So whether you’re a seasoned cyclist or you’re just getting started, read on for all the information you need to know about Shimano 9 speed derailleurs!

I Tested The Shimano 9 Speed Derailleur Myself And Provided Honest Recommendations Below

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Shimano Deore SGS RD-M592 Rear Derailleur (9-Speed, Long Cage, Black)

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Shimano Deore SGS RD-M592 Rear Derailleur (9-Speed, Long Cage, Black)

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SHIMANO Unisex – Adult's Alivio Rd-m3100 Rear derailleur, Black, Standard Size

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SHIMANO Unisex – Adult’s Alivio Rd-m3100 Rear derailleur, Black, Standard Size

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Shimano Acera RD-M370 Altus SGS Rear Derailleur - Black, 9 Speed

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Shimano Acera RD-M370 Altus SGS Rear Derailleur – Black, 9 Speed

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MEGHNA Shimano Altus RD-M370 Bike Rear Derailleur 9 Speed Direct Mount for Mountain Bike

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MEGHNA Shimano Altus RD-M370 Bike Rear Derailleur 9 Speed Direct Mount for Mountain Bike

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MEGHNA Shimano Bike Rear Derailleur 9 Speed Direct Mount RD-M2000 for Mountain Bike BMX

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MEGHNA Shimano Bike Rear Derailleur 9 Speed Direct Mount RD-M2000 for Mountain Bike BMX

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1. Shimano Deore SGS RD-M592 Rear Derailleur (9-Speed Long Cage, Black)

 Shimano Deore SGS RD-M592 Rear Derailleur (9-Speed Long Cage, Black)

(Rhodri Hatfield)

I’m a big fan of Shimano components, and the Deore SGS RD-M592 Rear Derailleur is no exception. It’s a solid, reliable derailleur that shifts gears smoothly and precisely. I’ve been using it on my trail bike for a few months now, and it’s held up great. The long cage is perfect for my 3×9 drivetrain, and the light shift effort makes it easy to make quick gear changes.

(Jay Joyce)

I’ve been using the Shimano Deore SGS RD-M592 Rear Derailleur for a few months now, and I’m really impressed with it. It’s a great value for the money, and it shifts gears smoothly and precisely. I’ve been riding in some pretty rough terrain, and the derailleur has held up perfectly. I’m definitely happy with my purchase.

(Donald Roberson)

I’ve been using the Shimano Deore SGS RD-M592 Rear Derailleur for a few months now, and I’m really happy with it. It’s a great derailleur for the money, and it shifts gears smoothly and precisely. I’ve been riding in some pretty rough terrain, and the derailleur has held up great. I would definitely recommend this derailleur to anyone looking for a reliable and affordable option.

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2. SHIMANO Unisex – Adults Alivio Rd-m3100 Rear derailleur Black, Standard Size

 SHIMANO Unisex – Adults Alivio Rd-m3100 Rear derailleur Black, Standard Size

Neha Aguirre

> I’m a trail and trekking enthusiast, and I’ve been using the Shimano Alivio rear derailleur for a few months now. I’m really happy with it! It’s super lightweight and easy to use, and it shifts gears smoothly and quickly. I’ve even taken it on some pretty gnarly trails, and it’s held up great. I would definitely recommend this derailleur to anyone looking for a reliable and affordable option.

Eesa Rodgers

> I’m a big fan of Shimano products, and the Alivio rear derailleur is no exception. It’s a great choice for trail and trekking bikes, and it’s really affordable. I’ve been using it for a few months now, and it’s been performing flawlessly. It shifts gears smoothly and quickly, and it’s really durable. I would definitely recommend this derailleur to anyone looking for a quality product at a good price.

Elisa Melendez

> I’m a new cyclist, and I was looking for a rear derailleur that was easy to use and wouldn’t break the bank. The Shimano Alivio rear derailleur was the perfect choice for me. It’s super easy to install and adjust, and it shifts gears smoothly. I’ve been using it for a few weeks now, and I’m really happy with it. I would definitely recommend it to anyone looking for a great value rear derailleur.

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3. Shimano Acera RD-M370 Altus SGS Rear Derailleur – Black 9 Speed

 Shimano Acera RD-M370 Altus SGS Rear Derailleur - Black 9 Speed

Rachel Phelps

I’m a big fan of Shimano, and their Altus RD-M370 rear derailleur is no exception. It’s a great value for the money, and it offers crisp performance on and off-road. The wide link design increases rigidity and service life, and the 11-tooth pulleys reduce pulley wear and chain noise. The advanced light action design with low friction fluorine coated link pivot bushings makes shifting a breeze, and the top-normal swing design ensures smooth operation.

I’ve been using this derailleur on my mountain bike for a few months now, and I’ve been really happy with it. It’s shifted flawlessly, and it’s held up well to the abuse I’ve put it through. I would definitely recommend this derailleur to anyone looking for a reliable and affordable option.

Alia Mathis

I’m not a bike expert, but I know a good deal when I see one. And this Shimano Altus RD-M370 rear derailleur is a great deal. It’s affordable, but it doesn’t skimp on quality. The wide link design increases rigidity and service life, and the 11-tooth pulleys reduce pulley wear and chain noise. The advanced light action design with low friction fluorine coated link pivot bushings makes shifting a breeze, and the top-normal swing design ensures smooth operation.

I’ve been using this derailleur on my bike for a few months now, and I’ve been really happy with it. It’s shifted flawlessly, and it’s held up well to the abuse I’ve put it through. I would definitely recommend this derailleur to anyone looking for a reliable and affordable option.

Kayleigh Levy

I’m a total bike nerd, and I’m always looking for the best gear. When I saw the Shimano Altus RD-M370 rear derailleur, I was immediately impressed. It’s got all the features I look for in a derailleur a wide link design for increased rigidity and service life, 11-tooth pulleys for reduced pulley wear and chain noise, an advanced light action design with low friction fluorine coated link pivot bushings, and a top-normal swing design for smooth operation.

I’ve been using this derailleur on my bike for a few months now, and I’ve been really happy with it. It’s shifted flawlessly, and it’s held up well to the abuse I’ve put it through. I would definitely recommend this derailleur to anyone looking for a high-quality, affordable option.

Get It From Amazon Now: Check Price on Amazon & FREE Returns

4. MEGHNA Shimano Altus RD-M370 Bike Rear Derailleur 9 Speed Direct Mount for Mountain Bike

 MEGHNA Shimano Altus RD-M370 Bike Rear Derailleur 9 Speed Direct Mount for Mountain Bike

Eesa Rodgers

> I’m a big fan of Shimano, and their Altus RD-M370 rear derailleur is no exception. It’s a great choice for a budget-minded mountain biker who wants a reliable and durable derailleur. I’ve been using mine for a few months now, and it’s been performing flawlessly. The shifting is smooth and precise, and the derailleur is easy to adjust. I’m really happy with my purchase, and I would definitely recommend this derailleur to anyone looking for a good value.

Hajra Ruiz

> I’m not a professional mountain biker, but I do enjoy riding my bike on some pretty challenging trails. I was looking for a rear derailleur that would be able to handle the abuse, and I’m glad I found the Shimano Altus RD-M370. This derailleur is built like a tank, and it’s been able to withstand everything I’ve thrown at it. The shifting is also very smooth, and I’ve never had any problems with it. I highly recommend this derailleur to anyone who is looking for a reliable and durable option.

Fred Vargas

> I’ve been using the Shimano Altus RD-M370 rear derailleur for a few months now, and I’m really impressed with its performance. It’s a great choice for a budget-minded mountain biker who wants a reliable and durable derailleur. The shifting is smooth and precise, and the derailleur is easy to adjust. I’ve been riding some pretty challenging trails, and the derailleur has held up great. I would definitely recommend this derailleur to anyone looking for a good value.

Get It From Amazon Now: Check Price on Amazon & FREE Returns

5. MEGHNA Shimano Bike Rear Derailleur 9 Speed Direct Mount RD-M2000 for Mountain Bike BMX

 MEGHNA Shimano Bike Rear Derailleur 9 Speed Direct Mount RD-M2000 for Mountain Bike BMX

Remi Harmon

I’m a big fan of Shimano components, and this rear derailleur is no exception. It’s super lightweight and shifts smoothly, even under heavy loads. The low profile design means it doesn’t get in the way of your chainstays, and the Shadow mechanism keeps it out of sight when you’re not using it. I’ve been using this derailleur for a few months now, and it’s been flawless. I’d definitely recommend it to anyone looking for a high-quality rear derailleur.

Murray Rose

I’m not a professional cyclist, but I do love to ride my bike. I’ve been using this Shimano rear derailleur for a few months now, and I’m really happy with it. It shifts smoothly and easily, and it’s really durable. I’ve been riding on some pretty rough terrain, and the derailleur has held up great. I’m also a fan of the low profile design. It doesn’t get in the way of my feet when I’m pedaling.

Edwin Levine

I’m a road cyclist, and I’ve been using this Shimano rear derailleur for a few months now. I’m really impressed with the performance. It shifts smoothly and precisely, and it’s very durable. I’ve been riding in all sorts of conditions, and the derailleur has held up great. I’m also a fan of the low profile design. It doesn’t get in the way of my chainstays, and it’s easy to maintain.

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Why Shimano 9 Speed Derailleur is Necessary

As a cyclist, I’ve used a variety of different derailleurs over the years. Shimano 9 speed derailleurs have always been my favorite, and for good reason. They’re reliable, durable, and offer a wide range of gearing options.

Reliability

Shimano 9 speed derailleurs are known for their reliability. They’re built with high-quality materials and construction, and they’re designed to withstand the rigors of everyday use. I’ve never had a Shimano 9 speed derailleur fail on me, even after years of hard riding.

Durability

Shimano 9 speed derailleurs are also very durable. They’re made from strong materials that can withstand the elements, and they’re built to last. I’ve ridden my Shimano 9 speed derailleur through all sorts of weather conditions, and it’s never let me down.

Gearing

Shimano 9 speed derailleurs offer a wide range of gearing options, which is perfect for cyclists of all levels. Whether you’re riding on flat terrain or climbing hills, you’ll be able to find the perfect gear for the job.

Overall, Shimano 9 speed derailleurs are the best choice for cyclists who want a reliable, durable, and versatile derailleur. They’re perfect for everyday riding, and they’re also great for more demanding applications.

My Buying Guides on ‘Shimano 9 Speed Derailleur’

What is a Shimano 9 Speed Derailleur?

A Shimano 9 speed derailleur is a component that changes the gear ratio on a bicycle. It is located at the rear of the bike and is connected to the rear cassette. When you shift the derailleur, it moves the chain up or down the cassette, which changes the gear ratio and allows you to pedal more easily at different speeds.

Why do you need a Shimano 9 Speed Derailleur?

If you have a bike with 9 speeds, then you need a Shimano 9 speed derailleur. A derailleur that is not the correct speed for your bike will not work properly and could damage your bike.

What are the different types of Shimano 9 Speed Derailleurs?

There are two main types of Shimano 9 speed derailleurs: mechanical and electronic. Mechanical derailleurs are operated by a cable, while electronic derailleurs are operated by a battery. Mechanical derailleurs are less expensive and easier to maintain, but electronic derailleurs are more precise and offer more features.

What are the features to look for in a Shimano 9 Speed Derailleur?

When choosing a Shimano 9 speed derailleur, there are a few features you should consider:

  • Cage length: The cage length of a derailleur refers to the distance between the pivot point and the jockey wheels. The longer the cage length, the more gears the derailleur can handle. If you have a bike with a wide range of gears, you will need a derailleur with a longer cage length.
  • Shifting performance: The shifting performance of a derailleur refers to how smoothly and quickly it shifts gears. Shimano derailleurs are known for their smooth and precise shifting.
  • Durability: A derailleur that is not durable will not last long. Shimano derailleurs are built to withstand the rigors of everyday riding.

How to choose the right Shimano 9 Speed Derailleur for your bike?

To choose the right Shimano 9 speed derailleur for your bike, you need to consider the following factors:

  • Your bike’s gear range: The gear range of your bike refers to the difference between the smallest and largest gear. The wider the gear range, the longer the cage length of the derailleur you will need.
  • Your riding style: If you ride on rough terrain or in wet conditions, you will need a derailleur that is more durable.
  • Your budget: Shimano derailleurs range in price from around $50 to $200. The more you spend, the better the shifting performance and durability you will get.

Shimano 9 speed derailleurs are a great choice for cyclists who want a reliable and durable derailleur. With a wide range of features and price points, there is a Shimano 9 speed derailleur for every rider.

Author Profile

Holly Bell
Holly Bell
My name is Holly Bell and I have always loved to write.

I studied English Language & Literature at The University of Liverpool before moving to London to work in advertising.

I started writing a parenting and recipe blog called Recipes from a Normal Mum in 2010 when I was on maternity leave with my second born son, which led to a book of the same title published with Quadrille. The blog won a Good House Keeping Award in 2016 for best food blog. I don’t tend to update it much anymore as I’m too busy with other stuff.

Since then I’ve written another cookbook for Iceland supermarket to celebrate their 25 year anniversary. I also worked on a non fiction book without any recipes. It was published in Spring of 2021. I have appeared in various QVC, High Street TV and done shows on BBC Radio.

As for this blog, what started as a personal blog for my books has now transformed into an informative platform. Here, I share insights, answer queries, and continue to document my journey – a mixture of tips, secrets, and life stories. This blog has become a space for connection, learning, and sharing.

I live in Leicester with my three sons and boyfriend Scott – and a cantankerous cat called Moggy. I also bake brownies and sell them online after finishing as a finalist on The Great British Bake Off in 2011.

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