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Load image into Gallery viewer, Shimano STEPS RD-M8150-12 Deore XT Rear Derailleur - SGS 12-Speed, Top Normal, Shadow Plus, Direct Attachment
Load image into Gallery viewer, Shimano STEPS RD-M8150-12 Deore XT Rear Derailleur - SGS 12-Speed, Top Normal, Shadow Plus, Direct Attachment
Load image into Gallery viewer, Shimano STEPS RD-M8150-12 Deore XT Rear Derailleur - SGS 12-Speed, Top Normal, Shadow Plus, Direct Attachment

SKU: RRDR0460

Shimano Deore XT RD-M8150-12 12-Speed E-MTB Rear Derailleur with SGS Top Normal Shadow Plus, Hyperglide+ Technology, Wide 11-50T Range, Auto Shift & LinkGlide for E-Bikes, Durable Carbon Construction, and Direct E-TUBE Connectivity

Regular price $383.31
$450.00 Sale price $383.31 Regular price
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Description

Experience next-level shifting performance with the Shimano STEPS RD-M8150-12 Deore XT Rear Derailleur - the ultimate 12-speed drivetrain component designed for e-MTB riders and serious cyclists seeking durability, precision, and seamless integration. Engineered with innovative technology and high-quality materials, this SGS top-normal derailleur sets a new standard in shifting efficiency and control, even on rugged terrain.

Materials & Construction:

Built with robust, lightweight aluminum and advanced composite components, the RD-M8150 delivers enduring durability while maintaining a low-profile design ideal for aggressive trail riding. Its sturdy construction ensures reliable performance under heavy chain loads, making it perfect for e-Mountain Bikes and challenging off-road adventures.

Performance & Engineering:

Optimized for E-MTB use, this derailleur features Shimano's Hyperglide+ technology for ultra-smooth, rapid shifts across an expansive 11-50T wide gear range. The shadow plus low-profile design minimizes interference from trail obstacles, offering precise, snag-free operation on rough terrains. The derailleur's construction is tailored for high performance, ensuring consistent, durable shifting even in demanding conditions.

Components & Technology:

Incorporating Shimano's LINKGLIDE technology, the RD-M8150 provides enhanced gear shift stability and a broader gear range. Its innovative FREE SHIFT technology enables effortless gear changes while coasting, particularly useful during quick switchbacks or sudden terrain changes, giving you better balance and control. Auto Shift with manual override utilizes sensors and an advanced algorithm to automatically select the optimal gear, simplifying riding and reducing manual shifter input. Full integration with Shimano STEPS E-Bike System via E-TUBE allows for diagnostics, customization, and seamless electronic shifting control.

Style & Use Case:

Designed specifically for aggressive trail riding, enduro, and e-MTB applications, this rear derailleur offers a sleek, low-profile silhouette that withstands the rigors of technical terrain. Its compatibility with SHIMANO E-Bike Systems makes it an essential component for riders seeking a high-performance, electronics-ready drivetrain that enhances riding efficiency and control.

Innovative & Differentiating Features:

- Wide 11-50T gear range for versatile riding conditions

- Full integration with Shimano STEPS and E-BIKE systems for electronic shifting and diagnostics

- FREE SHIFT technology for effortless gear changes during coasting

- Auto Shift with manual override for intelligent, adaptive gear selection

- LINKGLIDE technology for smoother, more reliable shifts

- Quick and precise shifting under high chain tension from e-bike power sources

- Rugged yet lightweight aluminum and composite construction for durability and agility

Upgrade your e-MTB with the Shimano STEPS RD-M8150-12 Deore XT Rear Derailleur - the perfect balance of advanced engineering, innovative features, and dependable performance for path-breaking trail adventures and mountain biking excellence.

  • Shimano STEPS RD-M8150-12 Deore XT Rear Derailleur features a lightweight, durable alloy construction optimized for professional mountain biking and e-MTB performance.
  • Engineered with Shimano's advanced HYPERGLIDE+ technology, this 12-speed derailleur delivers lightning-fast, precise shifting across a wide 11-50T gear range, ideal for versatile trail and technical rides.
  • Designed for seamless integration with Shimano E-Bike Systems, the RD-M8150 offers innovative features like FREE SHIFT and LINKGLIDE Technology, enhancing control, efficiency, and riding confidence on challenging terrains.
  • Built to withstand rugged trail conditions, this derailleur includes a low-profile, shock-resistant design with Shadow Plus technology for reduced chain slap and superior stability on rough, uneven surfaces.
  • Compatible with Shimano's E-TUBE electronic shifting system, it allows for customizable setup, diagnostics, and optimal performance management via the E-TUBE PROJECT app for a tailored, high-performance ride experience.
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We pride ourselves on our ability to ship and deliver your gear with excessive speed! We ship from 22 locations throughout the United States and most orders will arrive in 3 days or less with Free Shipping on orders over $75!

The nitty gritty, for specific delivery timelines please pay attention to the delivery timelines on the product pages and the time frame estimated in the carts. If you need a part by a specific day, please contact us by chat, phone, or

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Most orders placed during the workweek before 1:00 PM Eastern time ship the same day, but during peak/holiday season or depending on inventory location handling time can take up to 48 hours. If you have questions regarding shipping estimates, don't hesitate to get in touch with us before placing the order. There is a direct signature requirement for all orders over $500.

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If you need to return your order please email us at info@365cycles.com, call us at 603-968-5797, or use the live chat on our site.

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365 Cycles puts the customer above everything. Our number one goal is your satisfaction. When you press the shift lever you want the gears to shift, and when you buy bicycle parts, you want the bicycle parts to arrive on time in new condition. With over 60,000 products and 22 warehouse locations throughout the country, we have the parts you need and they are coming in hot!

Living an active lifestyle is just that, a lifestyle that never goes away and our goal is to always exceed your expectations so we can take this lifelong journey together. We strive to have the parts you need, at competitive prices with unmatched shipping speeds!

If there is ever an issue with an order we will work at warp speed to fix our mistake and make sure you never go a day without a bicycle! If you are not receiving the quality of service you need from one of our exceptionally qualified bicycle experts, tell them Ben Berman told you to tell them "Customer Loyalty" and then name your terms.

Our team is waiting to help you 7 days a week and they are more qualified to help than I am but if you ever feel like you're not getting the service you need I’m personally asking you to email me at ben@365cycles.com with "CUSTOMER LOYALTY" in the title and I will personally handle your order.

Over the years we have served millions of satisfied customers and continue to serve many of them today. With your feedback, we are confident we can take this lifelong journey together and build a friendship that goes beyond parts and accessories.

“If you want to go fast, go alone, if you want to go far, go together.” -Someone Smart

Ben Berman Founder & CEO of 365 Cycles


Company Core Values: 

These were established by the members of our team and we use them every week to call out team members who have shined in one of these areas. Feel free to let us know at info@365cycles.com if someone you worked with has gone above and beyond in one of these areas. 

Customer Loyalty

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You Control the Outcome

If it is to be, it’s up to me" You are personally responsible for controlling the outcome.

Seek Understanding

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Progress Not Perfection

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Customers, 365 Team, Partners, all need the will to win. Bring the Will to Win to every conversion.

Keep Moving

Move the body, move the mind, and remove any hurdles to achieving an active lifestyle.

Do the Right Thing:

Doing the right thing is more important than doing the thing right.

Stronger together:

If you want to go fast, go alone, if you want to go far, go together. Get your team involved and become stronger together.

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