About The Product
- New-gen design is Sram`s lightest ever 10-52T cassette due to the ultra-lightweight, all-aluminum Spider Cog
- Fully machined, hardened steel X-Dome architecture for gears 1-9 and an ultra-lightweight, all-aluminum Spider Cog for gears 10-12
- Full X-SYNC for best-ever inboard and outboard shifting performance under load with optimized gear steps on the low end
- 55mm chainline compatibility for more moderate chain angle, longer wear and greater precision
- Featuring a clearly marked Setup Cog, install is both simple and fool-proof
- Utilizes well accepted and broadly available XD driverbody
Discover the SRAM XX SL Eagle T-Type XS-1299 Cassette - the pinnacle of 12-speed drivetrain performance optimized for aggressive trail riding and enduro racing. With a remarkable gear range of 10-52 teeth and innovative engineering, this lightweight, durable cassette delivers seamless shifting under load, superior precision, and long-lasting quality.
Materials & Construction:
Crafted from high-strength, fully machined steel cogs for gears 1-9 and ultra-lightweight aluminum for gears 10-12, the XX SL Eagle T-Type cassette features a robust X-Dome architecture that provides superior durability and rigidity. The combination of steel and aluminum materials optimizes weight savings without compromising strength, making it SRAM's lightest 10-52t Eagle cassette to date-just 341 grams.
Performance & Engineering:
Designed for aggressive trail and enduro riders, this cassette offers an enormous 520% gear range, allowing for climbing steep ascents and sprinting on flat terrain with ease. The full X-SYNC design ensures perfect chain engagement and precise shifting, especially under heavy load, thanks to the distortion-resistant teeth that maintain optimal chain contact. The 55mm chainline improves chain angle, promoting longer gear wear and enhanced shifting accuracy.
Components & Technology:
Equipped with a fully machined, hardened steel X-Dome architecture and an ultra-lightweight aluminum Spider Cog, this cassette provides exceptional longevity and smooth operation. It utilizes a widely compatible XD driver body, ensuring easy integration with most SRAM and compatible hubs. The clearly marked Setup Cog simplifies installation, making setup straightforward for both pros and enthusiasts.
Style & Use Case:
With a sleek silver and black finish, the SRAM XX SL Eagle T-Type cassette adds a premium aesthetic to your bike. Designed specifically for 12-speed Eagle Transmission systems, it excels in demanding trail conditions where reliable, rapid shifts and durability are essential. Not suitable for E-MTB applications, making it ideal for traditional mountain biking disciplines.
Innovative Features & Differentiators:
- Massive 10-52t Gear Range: Offers unparalleled versatility for varied terrain.
- Lightest SRAM Eagle Cassette: At only 341g, optimized for weight-conscious riders.
- Integrated Transmission Design: Ensures flawless contact and alignment with SRAM Eagle derailleurs.
- Premium Materials: Steel cogs for durability; aluminum for weight savings.
- Wide Compatibility: Uses a standard XD driver body and 55mm chainline for improved ride quality.
Upgrade your mountain bike with the SRAM XX SL Eagle T-Type XS-1299 Cassette for precision shifting, lightweight performance, and durability in the toughest riding conditions. Whether conquering climbs, tackling technical descents, or maximizing efficiency on long rides, this cassette enhances your bike's performance with cutting-edge engineering.
- Boost your ride with the SRAM XX SL Eagle T-Type XS-1299 Cassette, engineered for precision and durability in demanding cycling conditions.
- Constructed with a fully machined steel X-Dome architecture for gears 1-9 and an ultra-lightweight all-aluminum Spider Cog for gears 10-12, delivering a perfect balance of strength and weight savings.
- Designed for 12-speed Eagle drivetrain systems with an expansive 10-52t gear range, providing smooth, reliable shifting under load and optimal gear progression for varied terrain.
- Features a 55mm chainline compatibility, ensuring a more moderate chain angle for enhanced chain wear longevity and improved shifting accuracy across diverse bike setups.
- Innovative design utilizes a widely compatible XD driver body with a clearly marked Setup Cog for straightforward installation, making it ideal for mountain biking enthusiasts seeking high-performance, all-mountain gearing solutions.
| Specification | Value |
|---|---|
| Manufacturer | SRAM |
| Manufacturer Part No. | 00.2418.124.000 |
| Universal Product Code | 710845891434 |
| Invoice Description | FH CASS SRAM XG1299 10-52 12s XD BK EAGLE T-TYPE |
| Shipping Weight | 1.57 lbs. |
| Package Dimensions | 12.6 x 9.65 x 2.9 |
| HTS Number | SAS 67228 |
| Country of Origin | TAIWAN |
| Range | 10-52t |
| Gears | 12sp |
| Cogs | 10,12,14,16,18,21,24,28,32,38,44,52 |
| Color | Black/Silver |
| Driver | XD |
- 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
