About The Product
- Wide range 9 speed single-shift group for use with e-bikes
- Simple durable performance without all the bells and whistles
- Includes E-bike optimized 12-50t cassette, rear derailleur, shifter and chain
- Single shift per swing for E-Bike safe shifting
- Wide ratio with consistent progression
- Glass fiber / nylon composite, steel and aluminum construction
Experience enhanced performance and reliability with the BOX Three Prime 9 X-Wide Single Shift eBike Groupset - the ultimate choice for eBike riders seeking a simplified yet powerful drivetrain solution. Engineered with innovative Prime 9 Technology, this groupset delivers the versatility of a 12-speed range with fewer components, ensuring a lightweight, durable, and maintenance-efficient setup ideal for mountain biking, commuter eBikes, and trail adventures.
Materials & Build Quality:
Constructed from high-strength alloys and precision-machined components, the BOX Prime 9 Groupset guarantees longevity and resistance to rigorous riding conditions. The robust X-Wide Rear Derailleur and 11-50t cassette are designed to withstand the demands of eBike riding, while the Prime 9 chain's advanced formulation resists stretching and reduces wear over time, extending component lifespan.
Performance & Engineering:
Featuring Prime 9 technology, this groupset offers an expansive gear range comparable to traditional 12-speed systems but with fewer gears, simplifying shifting and enhancing reliability. The design minimizes chain angles at the lowest gears, allowing the chain to run straighter for smoother performance and increased drivetrain durability. The 2-piece multi-shift pull lever permits easy, rapid gear shifts-up to 3 gears per shift-perfect for tackling varied terrains effortlessly.
Components & Technology:
- X-Wide Rear Derailleur: Optimized for wide-range gearing, providing precise movements and excellent chain retention on demanding trails and steep climbs.
- 11-50T Cassette: Offers a wide gear range suitable for steep ascents and high-speed descents, making it ideal for eBike applications and off-road riding.
- Single Shift Function: Recommended for eBike use to optimize shifting efficiency and durability under high torque.
- Prime 9 Chain: Compatibility with modern narrow/wide chainrings ensures decreased wear, enhanced chain retention, and better power transfer.
Style & Use Case:
Designed with a sleek, performance-focused aesthetic, this groupset seamlessly integrates with both mountain and commuter eBikes. Its user-friendly single-shift operation simplifies gear changes, making it an excellent upgrade for riders who demand durability, efficiency, and ease of maintenance. Whether navigating technical trail sections or urban commutes, the BOX Three Prime 9 Groupset delivers smooth, reliable shifting in all conditions.
Innovative & Differentiating Features:
- Fewer parts for lower weight and increased durability
- Wide-range 11-50t cassette with minimal derailleur and shifter complexity
- Reduced chain angles for longer chain and cassette life
- Multi-shift technology for quick, efficient gear changes
- Optimized for eBike high-torque performance
Upgrade your eBike with the BOX Three Prime 9 X-Wide Single Shift Groupset - the perfect blend of simplicity, strength, and advanced engineering for riders who demand the best in shifting technology.
- High-performance BOX Three Prime 9 X-Wide Single Shift eBike Groupset featuring durable, lightweight aluminum components designed for optimal weight reduction and increased ride efficiency.
- Innovative Prime 9 Technology delivers an expansive 11-50t gear range comparable to 12-speed systems, simplifying shifting with fewer gears while maintaining versatility for diverse terrains.
- Includes an X-Wide Rear Derailleur engineered with reinforced linkage and optimized pulley design for precise, reliable shifting, enhanced chain retention, and increased durability during demanding rides.
- Designed specifically for eBike applications, the single shift configuration offers seamless, intuitive gear changes ideal for electric-assisted cycling, reducing shifting complexity and enhancing rider confidence.
- Constructed with modern narrow/wide chainrings and advanced chain technology to minimize wear, reduce stretching, and extend drivetrain lifespan, providing reliable performance for prolonged use and intense riding conditions.
| Specification | Value |
|---|---|
| Manufacturer | BOX COMPONENTS |
| Manufacturer Part No. | BX-DT3-P9ASXW-KIT |
| Universal Product Code | 639266097389 |
| Invoice Description | GROUP KIT BOX THREE PRIME 9 X-WIDE/SINGLE SHIFT E-BIKE |
| Shipping Weight | 4.65 lbs. |
| Package Dimensions | 11.95 x 10.5 x 7.4 |
| Country of Origin | UNITED STATES |
| Color | Black |
- 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
