HOLIDAY SALE!

EVERY WHEELSET IS ON SALE! SAVE UP TO $1100

DON'T HOLD BACK

The EOS series combines all our fastest technologies into a wheelset with one focus: uninhibited speed.

CUSTOMIZATION

Built by hand, made for you. Color options and upgrades available.

TECH

HUBS: THE CENTER POINT OF SPEED

Fast wheels spin on precision hubs.

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THE PRIMA LIFE

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Switching Gears: why thousands of triathletes took to gravel racing in 2020, and you should, too

by Rolf Prima athlete Amy VT   Shouting through face masks and neck gaiters, we had to pause our discussion of corn dogs when the gun went off. We weren’t even clipped in yet. A few of us with semi-serious ambitions bunny-hopped onto the sidewalk, brushing spectators and avoiding small...

N-1 (+2W). The Modern Equation for Bicycle Needs

If you’ve been in the bicycle world very long, you know the joke. It killed me the first time I heard it.                   “What’s the equation for figuring out how many bikes you need?”                 “I dunno… what?”                  “Well, if N is the number of bikes...

Six Rules for Tire Pressure Selection

“What size tires you riding?” “42, but mounted on a wide internal rim, and I’m running them pretty soft.” “Nice, what pressure?” So goes the classic pre-gravel ride bull-session, online forum debate and countless shop discussions occurring across the country this very second. As...

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SPEED THAT'S MADE IN THE USA.

Designed and engineered in Eugene, OR.

OUR HISTORY