Industry Nine Solix SL UL250C CX Wheelset

$2,295⁰⁰

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Color

Black

Compatibility

HG11 (Shimano / SRAM 11s) Microspline XDR Driver

The Industry Nine Solix SL UL250C CX Wheelset typically ships in 5-8 business days

Industry Nine | SKU: W3CC3CBBBKB1 | Option: Black, HG11 (Shimano / SRAM 11s)

This product is HSA / FSA eligible

Pickup available at RA Cycles - Brooklyn

Usually ready in 24 hours

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Industry Nine Solix SL UL250C CX Wheelset Info

The Industry Nine Solix SL UL250C CX Wheelset is built for riders who move between road miles and cyclocross without wanting to maintain two sets of wheels. Handbuilt at Industry Nine's workshop in Asheville, North Carolina, this is the company's lightest performance carbon rim platform paired with its most refined hub mechanism — an arrangement that works on smooth tarmac as naturally as it does through a muddy CX course. The combination of purposeful rim depth, wide tubeless clearance, and near-instant freehub engagement makes this a genuinely all-discipline wheel rather than a road wheel pressed into gravel service.

The "SL" designation stands for SuperLite, and the UL250C rim reflects that priority. At 19mm deep, it's not built to win an aero comparison — it's built to stay light and stable across the surface types that define road-to-CX riding. Shallow rims sidestep crosswind sensitivity in open terrain and stay composed through the technical off-camber corners of a cyclocross course. The carbon construction does absorb vibration more effectively than alloy at comparable rim depths, a cumulative quality difference that registers on rougher surfaces over longer rides rather than in any single moment. An internal width of 25mm (30.5mm external) accommodates tires from 33 to 55mm, covering both cyclocross-specific rubber and wider tubeless gravel setups without asking the rim to compromise. The UL250C is tubeless ready and Centerlock disc brake only.

The spoke build uses Sapim CX-Ray straight pull bladed spokes — a benchmark choice for high-performance cross and road wheels. Running 24 holes front and rear, the wheelset keeps spoke count low enough to stay light while the 2:1 lacing pattern compensates for the inherent load asymmetry of the rear wheel. Two drive-side spokes for every one non-drive-side spoke means more evenly distributed spoke tension across the rear wheel, which translates to a build that stays true under the sustained hard efforts of criterium-style racing and punchy CX accelerations alike.

The hub is where Industry Nine separates the Solix SL from the rest of the market. The Solix freehub runs a continuously-phased five-pawl mechanism with 605 points of engagement — just 0.59° of rotational lag before the drive catches. A standard three-pawl freehub at 36 points of engagement requires up to 10° of rotation to engage, a gap that shows up as dead time after barrier sections, at the top of run-ups, or out of any corner where immediate power transfer determines position. Industry Nine reduced pawl spring pressure, optimized the drive ring geometry, and updated the contact seal design in the Solix to address the drag penalty that typically comes with high-engagement systems. The freehub rolls quietly when you're not pedaling and snaps in cleanly when you are — no trade-off between engagement speed and freewheeling efficiency. The updated seals are also designed to handle mud and moisture without adding resistance, a meaningful detail for riders who use this wheelset on wet roads and off-road in the same week.

Axle standards are 12mm thru-axle front at 100mm spacing and 12mm thru-axle rear at 142mm, covering the large majority of current disc road, gravel, and cyclocross framesets. Freehub body options include HG11 for Shimano and SRAM 11-speed, Microspline for Shimano 12-speed, and XDR Driver for SRAM 12-speed — the full range of current drivetrains covered without requiring additional parts at purchase. Skewers are not included.

Industry Nine backs the Solix SL UL250C CX with a lifetime rim replacement warranty against defects and impact damage for the original owner. At $2,295, this is a serious investment, but the build level supports it: handbuilt carbon tubeless construction, CX-Ray spokes, the most capable freehub in Industry Nine's lineup, and warranty coverage that stands behind the product long-term. For cyclists who want a single wheelset that performs across road, gravel, and cyclocross without visible compromise in any of them, the Solix SL UL250C CX makes that possible.

The RA Perspective

Industry Nine makes wheels out of Asheville, North Carolina, and the Solix SL is the product where that origin feels most deliberate. This isn't a wheel built around a wind tunnel result — it's built around the hub, and everything else is spec'd to match.

The 605-point engagement on the Solix freehub is one of the more honestly noticeable performance differences we've experienced on a wheel. We've built up a lot of wheelsets in our shops, and the Solix hub stands out. The instant pickup makes a practical difference in cyclocross especially — out of corners, off run-ups, in the kind of accelerations where a standard freehub leaves you momentarily chasing your own drivetrain. On road and gravel it's less dramatic but still consistent: a crispness in response that makes the bike feel more reactive without changing how you pedal.

The UL250C carbon rim is the right complement. At 19mm depth it's not a tricky wheel to manage — no crosswind sensitivity, no drama on exposed descents. The 25mm internal width handles a 33mm CX tire and a 45mm gravel tire without either feeling like a workaround. The tubeless setup is clean and straightforward.

What we'd tell a buyer honestly: the Solix SL UL250C CX is now discontinued from Industry Nine's active catalog, which means availability is limited to existing inventory. If you're a rider who covers road, gravel, and cyclocross on one wheelset and want the best hub engagement in this weight class, this is a compelling window to buy one. The lifetime rim warranty applies regardless of the product's catalog status, and the build quality is going to outlast any category trend that replaces it.