About The Product
- Double Time four pawl internal mechanism ensures rapid lightning-fast engagement for quick and confident pedal responsiveness
- Speedball bearings provide smooth, long-lasting rotation performance
- 3D forged and machined for low weight and high strength
- Available with XD/XDR or 11s cassette drivers
- Convertible QR/12mm axle - end caps included
- 24, 28 or 32 spoke holes
Upgrade Your Bike's Performance with the SRAM 900 Rear Hub - Precision, Durability, and Versatility in One Package
Designed for serious riders seeking top-tier cycling performance, the SRAM 900 Rear Hub combines advanced engineering with durable materials to provide a reliable and efficient wheel hub solution. Featuring an innovative double time four pawl engagement mechanism, this hub ensures lightning-fast power transfer and responsive acceleration-ideal for mountain biking, trail riding, and aggressive XC disciplines.
Materials & Construction:
Crafted from lightweight yet robust aluminum (Aly), the SRAM 900 rear hub guarantees strength without sacrificing weight, weighing only 275 grams. Its sealed cartridge bearings offer superior protection against dirt, water, and debris, enhancing longevity and reducing maintenance.
Performance & Components:
- Quick Engagement: The durable four pawl system delivers rapid, reliable engagement, minimizing pedal lag during technical climbs and sharp turns.
- Compatibility & Technology: Supports 11-12 speed SRAM XD or XDR cassettes, with included spacers for versatile drivetrain setups. Compatible with SRAM XD-R and XDR freehub bodies ensures seamless gear shifting.
- Axle & Spacing: Available in QR x 135mm and 12mm thru x 142mm configurations, accommodating a wide range of bike frames with ease.
- Hub Drilling & Spoke Interface: 28-hole J-bend spoke interface provides optimal spoke tensioning and wheel strength, tailored for demanding riding conditions.
- Disc Brake Compatibility: 6-bolt disc brake mounting ensures secure, confident braking performance with compatible rotors.
Style & Use Case:
Black finish gives this hub a sleek, modern look perfect for mountain bikes, cross-country rigs, or trail bikes. Its versatile design makes it suitable for aggressive riding, technical trail challenges, and endurance racing. The included skewer simplifies wheel installation, making it an excellent choice for both professional mechanics and DIY enthusiasts.
Innovative & Differentiating Features:
- Angled Flanges: Provide optimal spoke geometry for enhanced wheel strength and durability under tough riding conditions.
- Swap-Free End Caps: Tool-free interchangeability of end caps allows compatibility with various frame standards, increasing setup flexibility.
- Spacer Inclusion: 1.8 mm spacer included for XD cassettes ensures perfect fitment and smooth operation.
- Lightweight & Robust: Combining lightweight aluminum construction with sealed cartridge bearings delivers premium durability without adding unnecessary weight.
Enhance your riding experience with the SRAM 900 Rear Hub-a perfect blend of engineering excellence, lightweight design, and race-ready technology. Whether upgrading your current wheelset or building a new one, this hub offers unmatched performance and reliability for discerning cyclists.
- Durable aluminum construction with precision-machined sealed cartridge bearings ensure long-lasting performance and reduced maintenance for demanding mountain and trail riding.
- Features SRAM's innovative Double Time four-pawl engagement mechanism delivering rapid and reliable power transfer, ideal for technical climbing and aggressive riding styles.
- Compatibility with SRAM XD and XDR cassette bodies, including a 1.8mm spacer for XD cassettes, enables versatile drivetrain setup for 11-12 speed mountain bike systems.
- Optimized flange design with 58mm and 60mm diameters provides ideal spoke tension and wheel strength, enhancing durability and ride stability across various terrains.
- Sleek black finish, 28-hole drilled for J-bend spokes, with included quick-release skewer and interchangeable axle end caps, making it versatile and easy to install on multiple MTB frames with 135mm or 142mm spacing.
| Specification | Value |
|---|---|
| Manufacturer | SRAM |
| Manufacturer Part No. | 00.2018.013.006 |
| Universal Product Code | 710845784767 |
| Invoice Description | HUB RR SRAM 900 28 QR/12mmTA XD XDR BK 11-12s |
| Shipping Weight | 1.00 lbs. |
| Package Dimensions | 8.6 x 3.45 x 3.4 |
| HTS Number | SAS 67228 |
| Country of Origin | TAIWAN |
| Use | RR |
| Gears | 11-12s XD |
| Spoke Count | 28H |
| Spacing / Axle | QR/12TA |
| Material | Aly |
| Color | Blk |
| Brake Type | 6B |
| OLD | 135 |
| PCD-L | 58 |
| PCD-R | 60 |
| LTF-L | 34 |
| LTF-R | 50 |
| CTF-L | 33.5 |
| CTF-R | 17.5 |
| Axle Length | 135 |
| Hole Diameter | 2.5 |
- 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:
-
The item must be in new, unused, and uninstalled condition.
-
All original packaging, tags, hardware, and accessories must be included and intact.
-
Items showing wear, installation marks, damage, or improper use cannot be accepted.
-
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:
-
You will receive a Return Authorization email with instructions.
-
Print the prepaid label provided by us. ($9.99 will be deducted from your refund)
-
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:
-
Electronics with opened packaging or broken manufacturer seals
-
Any part that has been installed or shows installation attempts
-
Tools or chemicals that have been opened or unsealed
-
Open‑box items with destroyed or missing packaging
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
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:
-
Alaska
-
Hawaii
-
Puerto Rico
-
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.
-
We cannot ship hazardous materials or oversized items to military addresses due to carrier and military mail restrictions.
-
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
