A super light XC race rim with a huge 25 mm internal diameter!
Wider doesn't just improve grip and comfort; it's faster, during extensive off season testing with Nino Schurter and Florian Vogel is was proven that matching wider XC race rubber to an optimum width rim was vital to reducing rolling resistance.
The highest profile result of this research project was the World Cup winning XRC 1200's. but with the XR 391 DT is bringing wide XC race rims to a whole new price point.
The rim bed is tubeless optimized to provide fast tyre installation, a great tyre fit and quick trouble-free tubeless setup, of course you also have the option to run standard inner tubes.
Whilst as wide as DH rims from a few years back, it should be noted that these are still very much race orientated items with a maximum suggested system weight of 110 KG, heavier riders or those looking for more durability are advised to look at our XM designated trail rims.
Strength Boost Welding Technology creates a perfectly welded join for a durable, reliable rim.
PHR washers and convex Squorx nipples (included) naturally align perfectly with your chosen spokes, increasing stiffness and durability with no weight penalty over traditional eyeleted rims.
Features:
- Available in 28 or 32 hole
- Weight 390 g (27.5 inch) or 410 g (29 inch) including washers
- Disc brake specific
- ERD 568 mm (27.5 inch) or 607 mm (29 inch) including PHR washers
- Outer width 29 mm
- Height 18 mm