About The Product
- Welded construction and bead blasted, anodized finish on a lightweight yet strong and wide XC rim
- Custom alloy and the use of the PHR nipple interface allow the ability to pair the unpairable - wide, strong and light
Boost Your Cross-Country and All-Mountain Riding with the DT Swiss XR 391 29" Tubeless-Ready Disc Rim
Engineered for serious adventurers, the DT Swiss XR 391 29" tubeless-ready disc rim is the ultimate choice for cyclists seeking lightweight performance, durability, and reliable handling across demanding trails. Crafted from high-quality alloy, this rim combines advanced engineering with innovative features to elevate your mountain biking experience.
Materials & Construction
- Made from premium aluminum alloy for exceptional strength-to-weight ratio
- Nearly seamless welding process enhances structural integrity and reduces weight
- Special anodizing treatment provides corrosion resistance and a sleek, durable finish
- Rim weight: only 440 grams, ensuring lightweight agility without sacrificing strength
Performance & Engineering
- Designed specifically for cross-country (XC) and all-mountain riding, offering superior stability and responsiveness
- Internal width of 25mm optimizes tire volume and support, enabling excellent traction and control
- 18mm rim depth balances weight savings with aerodynamic performance
- Manufacturer-specific ERD of 607mm ensures precise wheel building and compatibility
Components & Technology
- Wheel features 32 drilled holes for versatile hub compatibility and optimal stiffness
- Equipped with DT Swiss Squorx nipples and washers for ease of maintenance and enhanced durability
- Built with DT Swiss patented Pro Head Reinforcement (PHR) System, a unique ball-and-socket interface that distributes load evenly, reducing stress on the rim and elongating wheel lifespan
- Tubeless-ready design, compatible with a wide range of tubeless tires for lower rolling resistance, improved traction, and fewer flats
Style & Use Case
- Classic black finish complements any mountain bike setup, ready for the rugged trails or XC racing
- Designed for disc brake systems, providing reliable stopping power in all weather conditions
- Suitable for high-performance riders looking to upgrade to a lightweight, tubeless setup capable of handling technical terrains and demanding climbs
Innovative & Differentiating Features
- Advanced welding technique and anodizing process increase rim strength and durability while maintaining a lightweight profile
- Unique PHR System ensures load balancing across the rim, enhancing wheel longevity and ride quality
- Includes essential components like Squorx nipples and washers for seamless installation and maintenance
Optimize your mountain bike's performance with the DT Swiss XR 391 29" Tubeless-Ready Disc Rim-a perfect blend of engineering excellence, innovative features, and rugged style for serious XC and All-Mountain riders. Upgrade your wheelset today for improved handling, reduced rolling resistance, and ultimate trail confidence.
- High-performance 29" tubeless-ready disc rim crafted from durable aluminum alloy, ensuring excellent strength-to-weight ratio for aggressive XC and All Mountain riding.
- Utilizes DT Swiss's patented Pro Head Reinforcement System (PHR System) with unique washers and Squorx nipples for optimized load distribution, enhanced durability, and simplified tubeless setup.
- Features a 25mm internal width and 18mm rim depth, providing superior stability, improved traction, and control across rough terrains and technical descents.
- Designed with nearly seamless welding and specialized anodizing treatment, boosting structural integrity, corrosion resistance, and a sleek black finish for versatile mountain bike aesthetics.
- Compatible with 32-hole disc hubs and Presta valves, this lightweight rim (approximately 440 grams) is ideal for riders seeking reliable performance, easy tubeless conversion, and innovative engineering for mountain biking adventures.
| Specification | Value |
|---|---|
| Manufacturer | DT SWISS |
| Manufacturer Part No. | RDXR39CDPW32SA5745 |
| Universal Product Code | 7613052009223 |
| Invoice Description | RIM DT 29 622x25 XR391 32 BK DISC TBLS |
| Shipping Weight | 0.97 lbs. |
| Package Dimensions | 24.74 x 1.14 x 24.74 |
| Country of Origin | CHINA |
| Size | 29" |
| Brand | DT Swiss |
| Model | XR391 |
| ISO | 622 |
| Width ID | 25 |
| Width OD | 29 |
| Profile | 18 |
| Wall | Dbl |
| Side | DISC |
| Color | Black |
| Hole Count | 32 |
| Valve | PV |
| Weight | 440g |
| ERD | 607 |
| Tire Compatibility | Tubeless Compatible |
| Search Color | Black |
| Spoke Size | 14g |
- 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
-
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:
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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
