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: CHIN0275

Sunlite e91 9-Speed Bicycle Chain 136 Links - Diamond Hard Coating for E-Bikes, Improved Durability, Precise Shifting, and Quiet Operation | Steel Construction with Advanced Wear Resistance

Regular price $40.45
$56.99 Sale price $40.45 Regular price
Sale Sold out
Unit price
/per 
Save 29%
  • Free Shipping Over $75
  • 30 Day Returns
  • Satisfaction Guaranteed!
Get 5% Off When You Buy 2!

$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

Enhance Your E-Bike's Performance with the Sunlite e91 9-Speed Chain - 136 Links, Diamond Hard Coating, 1/2 x 5/64

Maximize the efficiency and durability of your e-bike with the Sunlite e91 9-Speed Chain, meticulously engineered for riders seeking reliable, high-performance cycling components. Crafted with premium materials and innovative technology, this chain is designed to withstand the rigors of daily riding, whether you're commuting, trail riding, or tackling urban terrains.

Materials & Durability:

Constructed from high-quality steel with a revolutionary Diamond Hard Coating, the Sunlite e91 chain offers superior surface hardness and exceptional wear resistance. This advanced coating significantly extends the lifespan of the chain by reducing friction and minimizing wear, ensuring consistent performance over miles of riding. The 136-link configuration provides ample length for versatile installation options, accommodating various bike frame sizes and gearing setups.

Performance & Engineering:

Engineered specifically for 9-speed systems, this chain ensures smooth and precise shifting, thanks to its optimized construction and components. The deep inner waist chamfer contributes to quieter operation, reducing noise during pedaling. Its 1/2 x 5/64 inch sizing guarantees compatibility with a broad range of drivetrains, making it an ideal choice for both standard and high-performance e-bike applications.

Components & Technology:

Featuring 4-edged chamfered outer plates and an inclined bridge design, the Sunlite e91 chain delivers improved shifting performance and effortless gear transitions. The diamond hard coating enhances surface integrity, reducing friction and wear, which translates into a longer-lasting, maintenance-friendly drive chain. This combination of advanced components and coatings ensures a reliable, smooth ride every time.

Style & Use Case:

Designed for e-bike riders demanding durability and seamless function, the Sunlite e91 chain is perfect for commuting, recreational riding, and light off-road adventures. Its sleek, steel construction complements modern e-bike aesthetics, while its technical features support efficient power transfer and quiet operation. Whether upgrading your existing chain or building a new drivetrain, this chain offers optimal performance and style.

Innovative & Differentiating Features:

- Diamond Hard Coating for superior wear resistance and surface hardness

- Optimized for 9-speed e-bike drivetrains with precise shifting

- Deep inner waist chamfer for quiet, smooth operation

- 4-edged chamfered outer plates and inclined bridge for improved gear shifting

- Durable steel construction with a 136-link configuration

Upgrade to the Sunlite e91 9-Speed Chain for enhanced durability, smoother shifting, and long-lasting performance. Perfect for e-bike enthusiasts who demand reliability and efficiency in their cycling experience.

Key Specifications:

- Size: 1/2 x 5/64 inch

- Links: 136

- Compatibility: 9-speed e-bike drivetrains

- Material: Steel with Diamond Hard Coating

  • Designed with 136 links for optimal durability and extended chain life, ideal for high-mileage e-bike applications.
  • Constructed from high-strength steel with a Diamond Hard Coating, this chain offers exceptional resistance to wear, corrosion, and surface damage for long-lasting performance.
  • Features advanced 4-edged chamfered outer plates and an inclined bridge for smoother, more precise shifting across 9-speed drivetrain systems.
  • Engineered for quiet operation thanks to a deep inner waist chamfer, reducing noise and enhancing overall riding comfort on e-bikes.
  • Compatible with 1/2x5/64 chain sizes, this e-bike chain combines innovative materials and engineering and is perfect for riders seeking reliable, high-performance cycling components.
Size1/2x5/64
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

Be the first to write a review
0%
(0)
0%
(0)
0%
(0)
0%
(0)
0%
(0)