The Sun Ringle Helix TR is a tubeless ready mountain rim built to stand up to aggressive trail riding.

STR tubeless ready. Single eyelet. Midweight extrusion provides a balance of strength and weight. Pinned and sleeved construction.

Item Specifications: Color, Black, Weight, 522, Hub Drilling, 32, Rim Depth, 19.9, Manufacturer Spec ERD, 601, Valve, Presta, ISO Diameter, 622 / road / 29", Wheel Size, 29, Tire Type, Tubeless Ready, Rim Center Offset, 0, Rim Joint, Sleeved, Brake Track, None, Defined Color, Black, Rim Material, Alloy, Eyelets, Single, Rim Width (Internal), 22, QBP Measured ERD (mm), 593,

Sun Ringle Helix TR27 SL Rim - 29", Disc, Black, 32H

Reference Number: 9C02X1

Upgrade your mountain bike with the Sun Ringle Helix TR27 SL Rim - the ultimate 29-inch alloy wheel optimized for disc brake systems. Crafted from durable yet lightweight alloy, this rim offers an excellent blend of strength, performance, and weight savings ideal for aggressive trail riding and cross-country adventures.

Materials & Construction:

Built from high-quality alloy, the Sun Ringle Helix SL Rim ensures durability and reliability in demanding riding conditions. Its midweight extrusion strikes a perfect balance between robustness and minimal weight, making every pedal stroke more efficient. The rim features pinned and sleeved construction with a single eyelet design for enhanced strength and integrity, ensuring long-lasting performance on rugged terrain.

Performance & Engineering:

Designed for precise performance, this 29-inch rim boasts a 22mm internal width, optimized for tubeless-ready tires, providing excellent traction, sidewall support, and reduced rolling resistance. With an ERD of 601mm and a true ISO diameter of 622mm (29"), it fits a wide range of high-volume tires. The zero offset rim center aligns perfectly for balanced handling, while the dedicated disc brake compatibility ensures reliable stopping power even under heavy braking.

Components & Technology:

Featuring 32 symmetrical spoke holes, the Helix TR27 SL is compatible with various hubs for versatile setup options. Its tubeless-ready design minimizes the risk of flats and allows for lower tire pressures, enhancing grip and comfort. The Presta valve compatibility ensures easy inflation and compatibility with most high-performance road and mountain bike tires.

Style & Use Case:

Finished in sleek black, this rim offers a modern, streamlined look suited for aggressive trail runs, XC racing, or endurance rides. Its robust construction and tubeless capacity make it an ideal choice for riders seeking durability and performance on technical singletracks, steep descents, and long-distance adventures.

Innovative Features:

The Helix SL Rim incorporates pinned and sleeved construction for added structural integrity and durability. Its tubeless-ready profile makes installation straightforward, reducing weight while improving puncture resistance and tire grip. Designed specifically for disc brake setups, it provides consistent braking performance across diverse trail conditions.

Key Specifications:

- Diameter: 29" (622mm ISO)

- Internal Width: 22mm for versatile tire compatibility

- Material: Alloy construction with pinned, sleeved joints

- Brakes: Disc-only brake compatibility

- Valve Type: Presta

- Spoke Holes: 32

- Weight: Approximately 522 grams

- Color: Black

Enhance your mountain biking experience with the Sun Ringle Helix TR27 SL Rim - engineered for durability, performance, and tubeless reliability that keeps you confidently riding any trail.

  • High-performance 29" disc brake compatible alloy rim designed for durability and lightweight performance, featuring precision Pinned and Sleeved construction for enhanced strength and longevity.
  • Tubeless-ready design with STR tubeless technology allows for seamless setup and improved ride quality, reducing the risk of flats and decreasing overall weight.
  • Built with a midweight extrusion, the Sun Ringle Helix TR27 SL Rim offers an optimal balance of strength, stiffness, and weight for competitive trail riding and aggressive mountain biking.
  • Single eyelet construction combined with 32 spoke holes provides reliable spoke retention, increased spoke tension, and improved wheel stability during demanding rides.
  • Sleek Black finish, wide 22mm internal width, and compatibility with standard 29" road and mountain bike tires make this rim a versatile choice for various disciplines, combining style and performance in a durable alloy build.

Why 365 Cycles?

365 Cycles is an Authorized Sun Ringle Dealer, and we offer the Full Sun Ringle Warranty!

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At 365 Cycles our mission is to simplify the shopping experience. We want to get you the right product in a quick time frame and be here if you need help with questions, warranty, friend to talk to, etc.

We’re dedicated to building lasting relationships with our customers, communities, and team members. We combine the knowledge and service of a traditional bicycle shop with the convenience of shopping in your own home.





Shipping & Handling

Most orders placed during the workweek before 1:30 pm EST ship the same day, but in rare cases (peak season/holiday periods) handling time can take up to 48 hours. If you have questions regarding shipping estimates, please let us know prior to placing your order. There is a direct signature requirement for all orders over $500.

Please allow 1-2 business days for your order tracking to update.

  • Cut off for SAME DAY SHIPPING- 1:30 pm EST Monday - Friday
  • Friday afternoon -Sunday orders ship the following Monday
  • Due to carrier restrictions orders shipped to: PO Box, HI, AK, & PR 365 Cycles may use a comparable service to what was selected.

Combined Shipping Discounts

To offer customers savings on shipping, we offer discounts when shipping multiple items from our store. We cannot issue refunds on shipping once an order is finalized so please follow the 5 steps below and ask if you are having trouble with the discount before you make a purchase.

  1. Be sure you are using the US site: https://www.ebay.com
  2. Select Add to Cart (instead of Buy It Now) with items from our store 365Cycles
  3. Click on Proceed to Checkout. On the checkout page, the shipping service on each line item needs to match
  4. Compare First Class vs Priority as sometimes Priority can be cheaper and it gets to you faster!
  5. You’ll need to change the shipping method to Priority on every item in your cart before the rate can be calculated.

Returns

365 Cycles offers returns for 30 days on new items in their original, intact packaging. Return shipping for ALL orders are to be paid by the buyer. Please be sure to read our return policy entirely and if you have any questions, please contact Customer Service.

Full refunds are issued on items that are brand new and we are able to resell as new. 365 Cycles reserves the right to deny returns that are outside of policy including, but not limited to, used items, items missing original packaging, items with damaged manufacturer packaging, or international orders. Return orders must be shipped in a box or bubble mailer. Items shipped without an outer box will incur a restocking fee. You will be contacted through eBay if your return is ineligible for a full refund.

Returns must be initiated within 30 days from purchase date through your Purchase History under My eBay.

If we make an error in shipping, please contact us -- we will ship out the correct item and provide a free prepaid return label as quickly as possible!

Exchanges

If you need to exchange your order, the fastest and easiest way to do this is to reorder. We will ship your new order immediately and, in the meantime, please initiate a return through eBay on the original item and return it. We will refund for the returned item once it is received back.



RM8769 .

Company Details

365 Cycles
1180 Enterprise Rd
East Petersburg, PA 17520
United States

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