Zipp 454 NSW Tubeless Disc Wheelset

$4,220⁰⁰

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Color

Black

Compatibility

HG11 (Shimano / SRAM 11s) XDR Driver

In Stock Ships Immediately

Zipp | SKU: 00.1918.617.WS2 | Option: Black, XDR Driver

This product is HSA / FSA eligible

Pickup available at RA Cycles - Brooklyn

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Zipp 454 NSW Tubeless Disc Wheelset Info

The Zipp 454 NSW Tubeless Disc Wheelset is Zipp's most aerodynamic road wheelset, built for riders who want the full performance case addressed — not just low drag at one wind angle, but actual stability and efficiency across the full range of conditions a road race or hard training ride delivers. At 1,400g for the pair and built around the ZR1 SL hub with ceramic bearings and 66 points of engagement, the 454 NSW represents the top of Zipp's disc-brake tubeless lineup, and the current generation is more than 400 grams lighter than its predecessor without compromising the structural properties the Sawtooth rim shape depends on.

The rim geometry is the 454 NSW's defining characteristic. Zipp calls it Sawtooth — a variable depth profile that alternates between 53mm and 58mm as it moves around the circumference of the wheel. This isn't visual differentiation. The variation is engineered to address a specific aerodynamic problem: at higher wind yaw angles, conventional deep-section rims generate significant side force that makes the wheel want to steer itself. Most aero wheel design focuses on drag reduction at low yaw, where tunnel numbers look best. Sawtooth targets the high-yaw case that actually destabilizes handling on exposed roads and fast descents. The Hyperfoil nodes — the raised sections at each depth peak — carry clusters of HexFin ABLC dimples whose angular geometry promotes boundary layer mixing, keeping airflow attached and increasing vortex shedding frequency. The result, per Zipp's testing, is simultaneously reduced drag and reduced side force across all wind angles. AeroBalance is Zipp's term for this tradeoff management — not just the fastest wheel in still air, but the most stable wheel when the air isn't cooperating.

The hookless rim bed is central to the 454 NSW's tubeless implementation and to Zipp's TSE — Total System Efficiency — framework. TSE identifies four barriers to speed: wind resistance, gravity, rolling resistance, and vibration losses. Hookless rims address the last two by enabling lower operating pressures than hooked designs. At lower pressure, the tire's contact patch deforms over road surface micro-texture rather than bouncing over it — converting what would be vibration losses into forward momentum. The 23mm internal width supports a 28mm tire as the optimal configuration, which Zipp identifies as the sweet spot for the combination of aerodynamic benefit and rolling resistance reduction on this rim profile. Tire compatibility is ISO/TSS tubeless in 28–35c; maximum tire pressure is 73 psi. The hookless interface also allows more efficient resin distribution through the rim cross-section, contributing to both the weight and the structural integrity that the variable Sawtooth profile requires.

The ZR1 SL hub is shared with the 353 NSW and is 30g lighter than the previous NSW hub generation. Ceramic bearings run in the 61803 and 61903/61803 positions front and rear; 66 points of engagement means roughly 5.5 degrees between each engagement point, which translates to fast pickup at the pedals out of corners or off punchy accelerations. The hub ships with 12mm thru-axle end caps front and rear, and the freehub is available in SRAM/Shimano or XDR configurations. Campagnolo requires a separately purchased driver body. Centerlock disc rotors only; lockrings are included. Maximum recommended system weight is 253 lbs. Graphics use Zipp's ImPress direct-print technology, which keeps the dimple pattern unobstructed across the full Sawtooth profile.

At $4,220, the Zipp 454 NSW sits above the 353 NSW in Zipp's lineup — deeper, heavier, and optimized for flat-to-rolling terrain and criterium-style efforts where sustained aerodynamic efficiency at higher speeds justifies the depth penalty on climbs. The 454 NSW is the right choice for riders who race or ride in variable wind conditions and want a wheel designed to be stable there, not just fast in the tunnel.

The RA Perspective

The 454 NSW is the wheel we point customers toward when they've already decided they want the deepest, most aero option in Zipp's lineup and they're not going to be talked into something shallower. That's a legitimate position — for criteriums, flat road races, and fast group rides on exposed terrain, the 454 NSW makes a strong case on both the aero and stability fronts.

The thing we emphasize is the Sawtooth rim's handling character. Most 55mm-plus rims are fast in a straight line and manageable in light crosswinds, but they'll push back at you when the wind picks up or gusts. The 454 NSW behaves differently — the Hyperfoil geometry and variable depth profile genuinely flatten the handling response in crosswinds compared to a conventional deep section. That's not something you'll notice in calm conditions, but on a stage race stage or a coastal road ride with a side wind, it's meaningful.

Running these at 65–70 psi on 28mm tires, which is what Zipp's hookless tubeless setup allows and recommends, produces a noticeably fast and compliant ride. It's not plush — this is still a stiff, aggressive wheelset — but it doesn't pound you on imperfect pavement the way high-pressure clinchers do.

One practical note: the 23mm internal width is narrower than the 353 NSW's 25mm. If you're running 30mm-plus tires or building a more comfort-oriented road setup, the 353 NSW is actually the better fit. The 454 NSW is optimized for 28mm, and that's who should buy it.