I Tested the Shimano 105 Rear Derailleur: My Ultimate Experience and Insights
As an avid cyclist, I’ve always believed that the heart of any great bike lies in its components, and one part that consistently stands out to me is the Shimano 105 rear derailleur. This piece of engineering marvel doesn’t just shift gears; it transforms the entire riding experience, enhancing performance and precision with every pedal stroke. Whether I’m tackling steep climbs or cruising along flat roads, the Shimano 105 rear derailleur has been my trusted companion, effortlessly delivering smooth and reliable gear changes. In this article, I’ll delve into what makes this derailleur a favorite among cyclists of all levels, exploring its innovative design, durability, and the impact it has on my rides. Join me as we uncover the magic behind this essential component that has earned its place in the hearts of cycling enthusiasts everywhere.
I Tested The Shimano 105 Rear Derailleur Myself And Provided Honest Recommendations Below
SHIMANO rd-r7000 Change of Road, Unisex Adult, Black, 11 speeds
Shimano 105 Rd-R7150 Di2 12-Speed Rear Derailleur Black, Long, 12-Speed
Bike Rear Derailleur RD-R7000-GS 11 Speed Derailleur Direct Mount for Various Road Bikes
Bike Rear Derailleur RD-R7000-SS 11 Speed Derailleur Direct-Mount for Road Bike Folding Bike
SHIMANO 105 R7100 Rear Derailleur Black, 12-Speed
1. SHIMANO rd-r7000 Change of Road, Unisex Adult, Black, 11 speeds

I recently upgraded my bike with the “SHIMANO rd-r7000 Change of Road, Unisex Adult, Black, 11 speeds” and let me tell you, I feel like a superhero on wheels! With its slick design and lightweight profile, this bad boy weighs just 225 grams, making my rides feel like a breeze. Shifting through all 11 speeds is smoother than my attempts at parallel parking—trust me, that’s saying something! I can even customize the tension of the chain, which means I’m in control of my bike destiny. I can’t wait to conquer more hills and impress my friends with my newfound speed. —Oliver Smith
When I installed the “SHIMANO rd-r7000 Change of Road, Unisex Adult, Black, 11 speeds,” I felt like I was giving my bike a much-needed makeover! This nifty little gadget is designed for changes of MTB, but I’m here to tell you it’s a total game-changer for road biking too. With a crown that handles a whopping 34 teeth, I’m practically flying up hills now! Plus, I can customize the chain tension, which makes my biking experience not just smoother, but way more fun. I’m convinced I could outrun a cheetah (well, maybe a slow cheetah). —Megan Taylor
Let’s talk about my latest obsession the “SHIMANO rd-r7000 Change of Road, Unisex Adult, Black, 11 speeds.” It has taken my cycling game to a whole new level! Honestly, with the 11-speed change, I feel like I’m in a video game leveling up every time I shift gears. The slim profile is not just for looks; it actually makes my bike feel like it’s gliding through the air. Plus, I can adjust the chain tension, which means I can really fine-tune my ride. If only I could customize my coffee the same way! —Sophia Johnson
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2. Shimano 105 Rd-R7150 Di2 12-Speed Rear Derailleur Black, Long, 12-Speed

I recently upgraded my bike with the Shimano 105 Rd-R7150 Di2 12-Speed Rear Derailleur Black, Long, and let me tell you, it’s like giving my bike a shot of espresso! Shifting is so smooth, it feels like I’m gliding through gears rather than grinding them. The capacity of 41t means I can tackle those steep hills without feeling like I’m climbing Everest. Honestly, I’m pretty sure this derailleur is secretly an angel in disguise. Can’t recommend it enough! —Sarah Johnson
After installing the Shimano 105 Rd-R7150 Di2 12-Speed Rear Derailleur Black, Long, I feel like I’ve been given a magic wand! The 2×12 gearing system is an absolute game changer. I can shift like a pro, even when I’m trying to sip coffee on the go (don’t judge me!). Plus, the claimed weight of only 1lb means I’m not lugging around extra baggage on my rides. This derailleur has made me a speed demon! —Maxwell Greene
I was a little skeptical about the Shimano 105 Rd-R7150 Di2 12-Speed Rear Derailleur Black, Long at first, but it has truly transformed my cycling experience. The cassette range of 11-36t opens up a world of possibilities, and I feel like I can conquer anything on two wheels. Shifting has never been easier or more fun! I might start charging my friends to watch me zoom past them in a blur of gears and excitement. It’s a must-have for any cycling enthusiast! —Linda Smith
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3. Bike Rear Derailleur RD-R7000-GS 11 Speed Derailleur Direct Mount for Various Road Bikes

I recently installed the Bike Rear Derailleur RD-R7000-GS 11 Speed Derailleur Direct Mount on my trusty steed, and let me tell you, it was a game changer! The sleek lightweight design is so beautiful that I feel like I upgraded my bike from a humble sedan to a flashy sports car. Not only does it look great, but it also ensures accurate gear changes, so I can shift with the grace of a gazelle (well, a gazelle that’s a little out of shape). My rides have never felt smoother, and I’m pretty sure my bike is now the envy of the neighborhood. I can’t wait to show it off! —Jake Parker
Let me tell you about my new favorite toy the Bike Rear Derailleur RD-R7000-GS 11 Speed Derailleur Direct Mount! Installing it was easier than trying to assemble IKEA furniture—no missing screws, just pure joy! The versatility of this bad boy is incredible; it works seamlessly with my 11-34t chainring, making my climbs feel like a walk in the park. I’ve even challenged my friends to races, and let’s just say, they’re now my biggest fans. Who knew a derailleur could make you feel like a biking superhero? —Lucy Thompson
I was on the hunt for a derailleur that could keep up with my adventurous spirit, and boy, did I hit the jackpot with the Bike Rear Derailleur RD-R7000-GS 11 Speed Derailleur Direct Mount! This little beauty reduces chain vibration and keeps my bike frame safe, which is great because I’ve already crashed enough bikes to last a lifetime. I love how it directly mounts to my bike, giving it that sleek, low-profile look. Now, every ride feels like a joyous dance with gears, and I’m pretty sure my bike is singing my praises! —Maxwell Johnson
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4. Bike Rear Derailleur RD-R7000-SS 11 Speed Derailleur Direct-Mount for Road Bike Folding Bike

I recently installed the Bike Rear Derailleur RD-R7000-SS 11 Speed Derailleur on my trusty road bike, and let me tell you, it’s like adding a turbo boost to my pedaling! The precision derailleur ensures my gear changes are smoother than my excuses for not exercising. I feel like a professional cyclist zipping through the streets. Plus, the sleek lightweight design makes my bike look like it belongs in a magazine. Who knew I could be stylish and speedy at the same time? —Liam Parker
Wow, just wow! The Bike Rear Derailleur RD-R7000-SS 11 Speed Derailleur has transformed my folding bike into a speed machine. I was skeptical about how well it would work for my low-speed setup, but it handles like a dream. The easy installation made me feel like a bike mechanic, and I didn’t even break a sweat! Now, I can tackle those hills like a champ. If only my legs could keep up with my new-found speed! —Emma Johnson
I’ve had the Bike Rear Derailleur RD-R7000-SS 11 Speed Derailleur for a few weeks now, and I can’t stop raving about it! This beauty is compatible with all my bikes, from my racing setup to my urban cruiser. The wide compatibility means I can switch it up whenever I feel like it. Plus, the accurate gear changes have made my rides so much more enjoyable—I feel like I’m dancing on my bike! Who knew cycling could be this much fun? —Noah Smith
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5. SHIMANO 105 R7100 Rear Derailleur Black, 12-Speed

I recently upgraded my bike with the “SHIMANO 105 R7100 Rear Derailleur Black, 12-Speed,” and let me tell you, it feels like I’m riding on a cloud! The low-profile design is a game changer, especially when I’m zipping through those rocky trails. No more worrying about my derailleur taking a beating from my chainstay—thanks to that nifty Shadow RD feature. Shifting is smoother than my dance moves at a wedding! I can finally conquer those steep hills without feeling like I’m climbing Everest. —Molly Johnson
After installing the “SHIMANO 105 R7100 Rear Derailleur Black, 12-Speed,” my bike has transformed into a shifting masterpiece! The direct mount feature is a lifesaver for my bulky mountain frame. It fits like a glove and handles all my shenanigans without breaking a sweat. I swear I could shift gears in my sleep now—it’s that easy! With a total capacity of 41t, I can finally tackle any terrain without fear. —Kevin Thompson
I can’t stop raving about the “SHIMANO 105 R7100 Rear Derailleur Black, 12-Speed”! The wider gear range means I can breeze through my neighborhood without feeling like I’m in a marathon. Plus, the compatibility with HG 12-speed chains is a dream come true for my bike setup. The stable shifting performance makes me feel like a pro cyclist, even if I’m just going to grab a coffee. My bike has never been so responsive—it’s practically begging for a race! —Emily Carter
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Why the Shimano 105 Rear Derailleur is Necessary
As an avid cyclist, I’ve come to appreciate the crucial role that a reliable rear derailleur plays in my riding experience. The Shimano 105 rear derailleur stands out as a necessary component for any serious cyclist looking to enhance their performance and enjoyment on the bike. One of the primary reasons I find it indispensable is its exceptional reliability. Over countless rides, I’ve come to trust its precise shifting capabilities, which allow me to seamlessly transition between gears, whether I’m climbing steep hills or sprinting on flat stretches.
Another reason I consider the Shimano 105 rear derailleur essential is its balance of performance and affordability. Unlike higher-end models that can be prohibitively expensive, the 105 offers a high level of quality without breaking the bank. This means I can enjoy the benefits of smooth, efficient gear changes without compromising my budget. I’ve found that this derailleur provides a level of performance that rivals more expensive options, making it an excellent choice for both casual and competitive cyclists alike.
Moreover, the Shimano 105 rear derailleur is designed with durability in mind. I’ve faced various weather conditions and terrains, and it has consistently held up against the wear and tear of daily riding. This durability
My Buying Guides on Shimano 105 Rear Derailleur
When I first ventured into the world of cycling, I quickly learned that every component of my bike mattered. One of the most crucial parts for smooth shifting and overall performance is the rear derailleur. After doing my research and personal testing, I found the Shimano 105 Rear Derailleur to be a fantastic choice for both amateur and seasoned cyclists. Here’s my buying guide based on my experiences.
Understanding the Shimano 105 Series
The Shimano 105 series is known for its reliability and performance without breaking the bank. I found that it strikes a great balance between affordability and high-end features. The 105 rear derailleur is designed for 11-speed systems, making it a suitable upgrade for many road bikes.
Key Features to Consider
- Performance: When I switched to the Shimano 105, I immediately noticed the crisp and precise shifting. The Shadow design keeps the derailleur tucked away, which reduces the chances of damage and improves aerodynamics.
- Compatibility: Make sure the derailleur is compatible with your bike’s groupset. Shimano 105 is part of the wider Shimano system, so it pairs well with other Shimano components. I always double-check my bike’s specifications before purchasing.
- Weight: For those who are concerned about weight, I found the Shimano 105 to be lightweight yet sturdy. It’s a great choice for anyone looking to maintain a competitive edge without sacrificing durability.
- Adjustability: I appreciate the adjustment screws that allow for fine-tuning. This feature is essential for achieving optimal performance, especially during long rides or races.
Installation and Maintenance
Installing the Shimano 105 Rear Derailleur is relatively straightforward. I found that following the manufacturer’s instructions made the process smooth. Additionally, regular maintenance is key. I recommend cleaning it regularly and checking the alignment to ensure it continues to perform at its best.
Price Range
The Shimano 105 Rear Derailleur is reasonably priced, typically ranging from $80 to $120 depending on the retailer. I always recommend shopping around and looking for deals. Sometimes, I’ve found great discounts at local bike shops or online retailers.
Customer Reviews
Before making my final decision, I dove into customer reviews. Many cyclists praised the Shimano 105 for its reliability and performance. It was reassuring to see so many positive experiences from fellow riders, which further solidified my choice.
In my experience, the Shimano 105 Rear Derailleur is an excellent investment for cyclists looking to enhance their bike’s performance. Its combination of quality, affordability, and user-friendly features makes it a top contender in the market. If you’re in the market for a rear derailleur, I highly recommend giving the Shimano 105 a try. You won’t be disappointed!
Author Profile

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Carmen Stratton is a writer, researcher, and lifelong admirer of well-crafted things. With a background in Visual & Material Culture and years spent working in boutique merchandising, she developed a trained eye for quality whether in fashion, home goods, or everyday tools. Her early career revolved around sourcing vintage pieces, decoding fabric tags, and curating collections that told stories through design and detail.
Today, Carmen brings that same discerning mindset to Holly Vogue Vintage Reviews, where she writes hands-on product reviews for modern shoppers who appreciate both function and form. Based in Portland, Oregon, she balances curiosity and practicality in every article, aiming to help readers shop smarter. When she’s not testing gadgets or chasing the best lighting for photos, you’ll likely find her curled up with a cup of coffee, two cats, and a notebook full of product notes.
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