Over 2,000,000 Million Customers Served!!!

Need Help? Click the Live Chat to Talk to a Gearhead 💪

Enjoy Free Shipping on Orders Over $75 – Available Within the Lower 48 States!

SKU: RD0604

Shimano GRX RX810 11-Speed Rear Derailleur - Long Cage with Clutch, Gravel-Tuned Engineering, Chain Stabilizer for 1x and 2x Drivetrains, Max 34T Sprocket, Black, High-Performance Cycling Gear for Gravel and Mixed Terrain

Regular price $140.00
$155.95 Sale price $140.00 Regular price
Sale Sold out
Unit price
/per 
Save 10%
  • Free Shipping Over $75
  • 30 Day Returns
  • Satisfaction Guaranteed!

$10 Gift Card

at 250 points

$25 Gift Card

at 500 points

$75 Gift Card

at 1,000 points

This is a pre order item. We will ship it when it comes in stock.

$10 Gift Card

at 250 points

$25 Gift Card

at 500 points

$75 Gift Card

at 1,000 points

Description
Specifications

Elevate your gravel and adventure riding with the Shimano GRX RD-RX810 Rear Derailleur - a top-tier 11-speed component engineered for precision, durability, and versatile performance. Designed specifically for mixed terrain, this long cage derailleur offers exceptional shifting stability and chain retention, whether you're conquering rugged trails or cruising on smooth roads.

Materials & Construction:

Built with high-strength aluminum alloy and durable steel components, the Shimano GRX RD-RX810 ensures lightweight performance without sacrificing strength. Its sleek black finish not only provides a professional look but also offers excellent resistance to dirt, grime, and corrosion, making it ideal for demanding outdoor conditions.

Performance & Engineering:

Featuring Shimano's innovative Shadow RD+ technology, this derailleur delivers silent, smooth, and reliable shifting on rough terrain. The integrated chain stabilizer prevents chain slap and drops, enhancing traction and rider confidence. The adjustable clutch mechanism allows toggling between ON/OFF modes, optimizing chain tension for different surfaces-perfect for gravel, cyclocross, or adventure bikes.

Components & Technology:

Equipped to handle up to a 34t low sprocket and an 11t top sprocket, the GRX RD-RX810 is compatible with Shimano's LinkGlide and HG 11-speed chains, ensuring seamless, durable performance. Its design supports both 1x and 2x drivetrains, providing versatile gearing options tailored to your riding style. The derailleur mounts directly to Shimano Rear Direct Mount frames, ensuring precise alignment and easy installation.

Style & Use Case:

With its sleek black aesthetic and gravel-tuned clutch tension, this derailleur not only performs exceptionally but also complements a modern, adventure-ready bike. Whether you're navigating loose gravel, rocky descents, or sustained climbs, the RD-RX810 offers controlled, confident shifting and chain security every mile.

Innovative Features:

- Toggle clutch on/off to match terrain conditions, enhancing chain security during rugged rides or smooth segments.

- Gravel-tuned clutch tension for optimized performance on mixed surfaces.

- Adjustable chain stabilizer for silent, uninterrupted shifting.

- Compatible with Shimano road dual control levers for seamless integration into your setup.

Specifications:

- Max sprocket size: 34t

- Drivetrain: 11-speed, Shimano road compatibility

- Cage length: Long cage for increased chain wrap capacity (40 teeth)

- Weight: 255g

- Color: Black

Upgrade your gravel bike or adventure rig with the Shimano GRX RD-RX810 Rear Derailleur for superior shifting precision, robust construction, and reliable performance across all terrains. Ideal for serious cyclists seeking durability, versatility, and smooth operation in their outdoor excursions.

  • Shimano GRX RD-RX810 Rear Derailleur offers precision 11-speed shifting with a durable long cage design, optimized for gravel and mixed terrain cycling.
  • Features an integrated chain stabilizer with Shimano Shadow RD+ technology, significantly reducing chain slap and ensuring quiet, reliable performance on rough and smooth surfaces.
  • Constructed from high-quality materials like aluminum and steel for lightweight durability, with a gravel-tuned clutch system that adapts to varying terrain conditions for enhanced control.
  • Compatible with both 1x and 2x Shimano road drivetrains, supporting a 34-tooth max low sprocket and 11-tooth top sprocket, making it ideal for versatile gravel and adventure bikes.
  • Innovative toggle clutch on/off feature allows riders to customize chain tension, providing optimal shifting security, and the sleek black finish complements any gravel or cyclocross bike aesthetic for stylish adventure riding.
Largest Cog34
ColorBlack
Rear Der/Shifter CompatibilityShimano Road
Rear Derailleur Mount TypeShimano Rear Direct Mount
Rear Derailleur Mount Type10x1 Standard
Drivetrain Speeds11
Weight255
Chain Wrap Capacity (teeth)40
Cage LengthLong
Shipping
Returns
About Us
Contact Us

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

Chat

Talk with a representative

Start Chat

Email

info@365cycles.com

Send Email

Phone

603-968-5797

Call Now

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.

We provide the you the ability to utilize multiple shipping & billing addresses, based upon what fits your current needs. However you are responsible to maintain and update any new address changes, as 365 Cycles will not be held liable for orders being shipped to an incorrect address.

  • Our Mistake: If we messed it up you can rest assured we are going to make it right. Contact us by email, phone, or chat and we will make your head spin with how quick we fix it
  • Warranty: We are an authorized retailer for everything we sell, so rest assured your product is covered under the manufacturer's warranty. Contact Us if you are having an issue and we will make sure you are taken care of
  • Just don't want it anymore: We have a 30-day return policy for orders within the US. We offer refunds on returned items that are brand new and in their undamaged, original packaging. Customers are responsible for the cost of return shipping. Damaged, installed, and used items as well as those without original packaging are not eligible for returns. If it's returned in this condition it may be denied and sent back to you

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.

Chat

Talk with a representative

Start Chat

Email

info@365cycles.com

Send Email

Phone

603-968-5797

Call Now

*Please allow up to 3 business days for us to process your return*

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

Put yourself in their shoes and support those who support us.

You Control the Outcome

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

Seek Understanding

Understanding the answer is more important than the answer.

Progress Not Perfection

Pick a direction, analyze the results, and be willing to change course.

Will to Win

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.

Chat

Talk with a representative

Start Chat

Email

info@365cycles.com

Send Email

Phone

603-968-5797

Call Now

Customer Reviews

Based on 2 reviews
100%
(2)
0%
(0)
0%
(0)
0%
(0)
0%
(0)
H
Henry P.

Direct replacement for Ultegra RX8000. Shifts perfectly.;

S
SEan

Yes. Just yes. It will fit a 11-40 with a compact 36/46 in the front. Shifts flawlessly;