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handmade-in-utah   Handmade in Northern Utah since 2008
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    The perfect blend of climbing power and aero:

    The S4s, designed after our world's fastest wheel, the A5, bring a slightly shallower depth for a smooth ride that maximizes performance.

    They weigh 1625g.


    Speed Guarantee:
    We offer a 100% satisfaction guarantee: the S4 is hands down the fastest wheel in it's price category. Our mission is to create a professional-quality wheel at half the price.

    Who it's for:
    Pro peloton tested: used by podium finishers at:
    - US Pro Road Race - National Champion
    - German Cyclocross - National Champion
    - Athens Twilight Crit (x2)
    - Tour of Utah
    - Multiple US Amateur Championships
    - Wednesday Night Worlds
    - Weekend Warriors

    Mercury Wheels are engineered in the US and hand assembled at our facility in Ogden UT.

    Your wheels come with a two year warranty. For more info see:



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