About The Product
- E-Bike compatible 7/8 speed chain with Diamond Hard Coating which reduces wear and increases surface hardness
- 4-edged chamfered outer plates and inclined bridge provide improved shifting characteristics
- Deep inner waist chamfer ensures quiet operations
- Sub punched pins for increased tensile strength
Upgrade Your E-Bike Performance with the Sunlite e81 5/6/7/8 Speed 128-Link Diamond Hard Coating Steel Chain
Designed specifically for e-bike enthusiasts, the Sunlite e81 5/6/7/8 Speed Chain delivers exceptional durability, smooth shifting, and enhanced strength for demanding rides. Crafted with premium materials and advanced engineering, this chain is optimized for electric bike performance, ensuring reliable power transfer and longevity.
Materials and Construction:
Built from high-quality steel with a Diamond Hard Coating, the Sunlite e81 chain offers superior resistance to wear and corrosion. The durable coating reduces friction and surface degradation, extending the lifespan of your chain even under strenuous riding conditions. Featuring 128 links, this chain provides a perfect fit for a range of e-bike setups, supporting seamless operation across multiple gear ratios.
Performance & Engineering:
Engineered for precise shifting and quiet operation, the e81 chain incorporates four-edged chamfered outer plates and an inclined bridge design, facilitating smoother gear transitions and reduced chain noise. The deep inner waist chamfer minimizes friction points, contributing to quieter performance and enhanced efficiency. Reinforced with sub punched pins, the chain boasts increased tensile strength, ensuring it withstands high torque loads typical of e-bike riding.
Components & Technology:
Innovative features such as the diamond hard coating and specialized chamfered plates distinguish the Sunlite e81 from standard bike chains. These technological advancements significantly improve wear resistance, reduce maintenance needs, and provide consistent performance over time. The 1/2x3/32 inch size makes it versatile and compatible with various e-bike drivetrain configurations.
Style & Use Case:
Built for the modern e-bike rider, the Sunlite e81 chain is ideal for city commuting, mountain biking, and recreational riding. Its robust construction and advanced technologies ensure this chain can handle the rigors of electric cycling, providing a smooth, efficient ride in diverse riding conditions.
Key Features:
- Compatible with 7/8-speed e-bike drivetrains
- Diamond Hard Coating for increased surface hardness and wear resistance
- Precisely chamfered outer plates for improved shifting performance
- Deep inner waist chamfer for quieter operation
- Sub punched pins for enhanced tensile strength
- 128 links for versatile fit and longevity
- Size: 1/2x3/32 inch, optimized for e-bike applications
Optimize your e-bike's drivetrain with the Sunlite e81 5/6/7/8 Speed Chain-engineered for durability, performance, and smooth riding experiences. Perfect for riders seeking reliable, long-lasting chain performance in any cycling scenario.
- Enhanced durability with Diamond Hard Coating on steel links significantly extends chain lifespan and reduces wear in demanding cycling conditions.
- Designed specifically for 7/8-speed e-bike systems, ensuring smooth, reliable shifting performance across varied terrains and riding styles.
- Constructed with high-strength, punch-pressed pins and a deep inner waist chamfer, this chain delivers superior tensile strength and quiet operation for a seamless riding experience.
- Features advanced components like 4-edged chamfered outer plates and inclined bridges, optimizing shifting efficiency and gear engagement on compatible e-bikes.
- Stylish, corrosion-resistant steel construction combined with precision engineering makes this chain an ideal upgrade for serious e-bike enthusiasts seeking durability, performance, and reliability.
| Specification | Value |
|---|---|
| Manufacturer | SUNLITE |
| Universal Product Code | 888571073599 |
| Invoice Description | CHAIN SUNLT e81 7/8s CP 128L f/EBIKE |
| Shipping Weight | 0.81 lbs. |
| Package Dimensions | 8.85 x 3 x 1.1 |
| HTS Number | 7315.11.0010 |
| Country of Origin | TAIWAN |
| Speeds | 5/6/7/8sp |
| Size | 1/2x3/32 |
| Links | 128L |
| Color | Silver |
| Use | EBike |
- Supplier:
- JBI
Bike Junkies offers no‑hassle returns and exchanges within 60 days of delivery. We want every customer to feel confident when shopping with us, and our return process is designed to be simple, fair, and fast.
Return Eligibility
To qualify for a return or exchange, the following conditions must be met:
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The item must be in new, unused, and uninstalled condition.
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All original packaging, tags, hardware, and accessories must be included and intact.
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Items showing wear, installation marks, damage, or improper use cannot be accepted.
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An order number is required.
Once your return is received at our warehouse, a refund will be issued within 5 days after inspection.
Refunds
Refunds are issued to the original form of payment once the returned item has been received and approved. If we are unable to refund to the original payment method, the refund will be issued as store credit.
Depending on your bank or credit card provider, it may take an additional 2–3 business days for the refund to appear in your account.
Exchanges
To make an exchange, simply complete the return process and then place a new order for the item you want instead. This ensures the replacement item is reserved and ships quickly.
How to Start a Return
To request a Return Authorization (RA#), contact us at support@bikejunkies.com. Please include your order number and the item you wish to return.
Once approved:
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You will receive a Return Authorization email with instructions.
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Print the prepaid label provided by us. ($9.99 will be deducted from your refund)
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Ship the item back within 7 days of the RA being issued as RA #'s are only valid for 7 days.
Please do not tape anything to the original product packaging. Place the item inside a proper shipping box. Using the manufacturer’s box as the shipping container will result in damage and the return may be rejected.
Be sure to keep your return tracking number. Powersport Junkies is not responsible for lost return shipments. You will receive a confirmation email once your return has been processed and refunded.
Defective, Incorrect, or Damaged Items
If you receive a defective, damaged, or incorrectly shipped item, contact us immediately. We will cover the return shipping cost and ensure the issue is resolved quickly.
Non‑Returnable Items
Certain items cannot be returned, including:
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Electronics with opened packaging or broken manufacturer seals
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Any part that has been installed or shows installation attempts
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Tools or chemicals that have been opened or unsealed
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Open‑box items with destroyed or missing packaging
Our Info
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Storefront name: Bike Junkies
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Address: 940 Calle Amanecer, Suite N
San Clemente, CA 92673 -
Phone: 800-605-2152
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Support email: support@bikejunkies.com
- Support hours + timezone:
Monday-Friday: 9:00 AM-5:00 PM PST
Saturday: 9:00 AM-3:00 PM PST
Sunday: Closed
This Shipping Policy explains how orders are processed, handled, and delivered by Bike Junkies, including delivery timelines, shipping coverage, and special conditions for military addresses. It is designed to give customers a clear understanding of what to expect when placing an order.
Bike Junkies is proud to be an authorized dealer of the brands we currently offer. When you purchase from us, you are guaranteed to receive genuine, brand-new products backed by the full manufacturer warranty. We work directly with the manufacturers to ensure you receive the highest quality service and support.
Order Processing and Handling
Orders are processed quickly to ensure fast delivery. Our standard handling time is 0–1 business days. Order cutoff time is 12 PM PST Monday-Friday and orders placed after that will be shipped shipped next business day.
Transit Times
Once shipped, orders typically arrive within 2–3 business days. Transit times may vary slightly depending on the destination, weather conditions, or carrier-related delays. Delivery estimates apply only after the order has left our facility.
Delivery Schedule
Standard delivery occurs Monday through Friday. Saturday delivery may be available.
Shipping Coverage
Bike Junkies offers free shipping to the lower 48 states of the United States. We do not ship to the following locations:
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Alaska
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Hawaii
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Puerto Rico
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Any international destination outside the United States
Orders placed with shipping addresses in restricted locations will be canceled and refunded.
Military Shipping (APO/FPO)
Bike Junkies ships to APO/FPO military addresses using USPS only.
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We cannot ship hazardous materials or oversized items to military addresses due to carrier and military mail restrictions.
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Transit times to APO/FPO locations may vary significantly depending on military mail processing.
Address Accuracy and Delivery Issues
Customers are responsible for ensuring that all shipping information provided at checkout is accurate and complete. Bike Junkies is not responsible for delays, lost packages, or delivery failures caused by incorrect or incomplete addresses. If a package is returned due to an address error, additional shipping charges may apply to resend the order.
Lost, Delayed, or Damaged Shipments
If a shipment is delayed, lost, or arrives damaged, customers should contact us promptly so we can assist with initiating a claim or resolving the issue with the carrier. While we support the process, final decisions regarding claims are made by the carrier.
Tracking Information
A tracking number is provided via email once the shipping label has been created. Tracking updates may take up to 24 hours to appear after the label is generated.
Shipping Restrictions
Certain items may be subject to shipping restrictions due to size, weight, or hazardous material regulations. If an order cannot be shipped due to such restrictions, we will notify the customer to arrange an alternative solution.
Our Info
-
Storefront name: Bike Junkies
-
Address: 940 Calle Amanecer, Suite N
San Clemente, CA 92673 -
Phone: 800-605-2152
-
Support email: support@bikejunkies.com
- Support hours + timezone:
Monday-Friday: 9:00 AM-5:00 PM PST
Saturday: 9:00 AM-3:00 PM PST
Sunday: Closed
For warranty issues please contact us at support@bikejunkies.com. Each Brand is different and we can provide instruction to complete warranty issues.
Bike Junkies is proud to be an authorized dealer of the brands we currently offer. When you purchase from us, you are guaranteed to receive genuine, brand-new products backed by the full manufacturer warranty. We work directly with the manufacturers to ensure you receive the highest quality service and support.
Our Info
-
Storefront name: Bike Junkies
-
Address: 940 Calle Amanecer, Suite N
San Clemente, CA 92673 -
Phone: 800-605-2152
-
Support email: support@bikejunkies.com
- Support hours + timezone:
Monday-Friday: 9:00 AM-5:00 PM PST
Saturday: 9:00 AM-3:00 PM PST
Sunday: Closed
