Industry Nine Enduro 325/310 32h DUO Hydra Carbon Wheelset - Thunder Mountain Bikes

Enduro 325/310 32h DUO Hydra Carbon Wheelset


Regular price Sale price$2,380.00
Shipping calculated at checkout.
Wheel Size
Hub Spacing (Front/Rear)
  • In stock, ready to ship
  • Backordered, shipping soon
  • Free shipping on all orders $59+

When the question is, "What's the ultimate choice for Enduro?" The answer is unequivocal: the Enduro 325/310 32h DUO.

Designed to meet the demands of intense racing and aggressive riding, the EN325/310 32h DUO surpasses all expectations. Its robust and stable framework ensures confidence even on the most challenging descents.

Looking for expansive front and rear-specific rims meticulously crafted to handle the challenges of daring lines and modern tires? Backed by a Lifetime Warranty? Look no further. With full customization options and the advanced Hydra system for impeccable aesthetics and instantaneous engagement, the Enduro 325/310 32h DUO leaves no doubts unanswered.


  • 32h Mountain System: Versatile, sturdy, and firm. The 32h System hub and spoke architecture establishes the core of I9's most adept wheelsets.
  • 6 Pawl HYDRA Freehub Body: The revolutionary 690 P.O.E. Hydra Freehub body engages every .52 degrees, providing intuitive control.
  • DUO Concept: These highly favored carbon wheels embrace the DUO concept, featuring a broader, more pliant front rim that maximizes tire contact, delivering heightened riding comfort. Meanwhile, the reinforced rear rim, constructed to withstand impacts, exudes strength.
  • Direct Thread - Straight Pull: Straight pull, one-piece aluminum spokes with integrated nipple thread directly into the hubshell, forging a solid, rigid connection. No specialized tools or intricate servicing procedures are required.
  • Lifetime Warranty: I9's comprehensive system-wide wheel warranty guarantees coverage against defects for your carbon wheelset, enduring as long as you own them.


Position: Front & Rear
Rim Type: Carbon
Hub: Hydra
Rotor Type: 6-bolt
Rear POE: 690
Holes / Spokes: 32
Tire Width: 2.3 - 2.6"
Inner Rim Width: Front 32.5mm / Rear 31mm
Outer Rim Width: 40mm
Spoke: Proprietary aluminum
Nipple: Integrated
Tubeless Valve: Included
Rim Material: Carbon
Hub Material: Aluminum
Tubeless Ready: Yes
Set Weight: 1650g
Rim Weight: 450g/478g
Warranty: Lifetime (Click here for details)

Please reach out to us with any questions you may have on anything we sell. We want to make sure you get the right items the first time. Our lifelong riders at Thunder Mountain Bikes are knowledgeable and would love to talk to you!


We currently offer both economy and expedited shipping options though FedEX and USPS.

Orders totaling over $59 are eligible to ship for free via an economy ground option of our choice.

Most bikes ship free within the continental US. Bike shipping to AK, HI, or PR is $250.

If you're in need of something super-quick, please contact us directly. We may be able to overnight your order with an additional fee and depending on your location.


Should there be an issue with the item you bought, or you no longer need your purchase, we will be happy to set up a return.

Component & Gear Returns

Returns may be requested within sixty (60) days of the delivery date. All returned items must be received in new, unused, and uninstalled condition, with the original tags and labels attached and in the original packaging. We cannot accept returns on any items installed or show wear of any kind.

Bike Returns

Returns or exchange requests for bikes must be requested by emailing us at within fifteen (15) days from the date of delivery. Bikes must be in un-ridden condition. Custom-built bikes may not be returned. Returned bikes have a $200 restocking fee and the customer pays for return shipping.

Return Shipping

Customers may choose to use our provided flat-rate return shipping label at $9, or choose a carrier of their choice to handle their product return.

The $9 flat rate label will be deducted from the refund issued for the return. You can either print this label after requesting a return from the Order History in your Account profile, or you can request that we email you the label.

For all other return shipping methods, please email us at after submitting your return request so that we can confirm the shipping information you should use to return your item(s).


We will process your return after we receive your returned item(s) and inspect the condition. Please allow at least seven (7) days from the receipt of your item to process your refund. We will notify you by email when your return has been processed.


If you receive defective or damaged products or if we sent you the wrong products, please contact us using the phone number or email below.


To request a return, please log in to your customer account by clicking the customer account icon Profile icon in the top right of any page or visit

1. In the Email field, enter your email address and click Continue.

2. In your email account, open the email sent from our store and copy the six-digit verification code included in the email.

3. Go back to the online store and enter a six-digit verification code to log in.

4. Find and click on the order that you want to submit a return for.

5. If your order has more than one item, select only the items you want to return.

6. Select a return reason and add a note for the store if needed.

7. Click Request Return.

Once your return request is approved, you will receive an email with shipping instructions and a return shipping label.


If you have any questions concerning our return policy, please contact us at:

(928) 282-1106   |

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

Customer Reviews

Be the first to write a review

You may also like