{"product_id":"racelab-r55","title":"RaceLab R55","description":"\u003cdiv\u003e\u003cspan\u003e\u003cb\u003eAero Precision. Engineered Excellence.\u003c\/b\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eThe RaceLab R55 is a carbon fiber hooked tubeless road wheelset conceived for riders who demand uncompromising performance and refined engineering. Designed for elite racers and discerning enthusiasts, the R55 delivers aerodynamic authority, lightweight responsiveness, and structural integrity in a single, meticulously crafted system.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eAt a 55mm rim depth, the R55 occupies the optimal space between aerodynamic efficiency and climbing agility. It holds speed with quiet confidence on the flats, remains composed in crosswinds, and responds instantly under acceleration — a wheelset defined by balance and control.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e\u003cb\u003eAdvanced Carbon Architecture\u003c\/b\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eConstructed from high-modulus carbon fiber, the R55 achieves exceptional stiffness-to-weight efficiency. The layup schedule is carefully engineered to maximize lateral rigidity for direct power transfer while preserving controlled compliance for a composed, refined ride quality.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eEach rim is dynamically balanced during manufacturing — eliminating the need for added counterweights. The result is perfectly harmonized rotation at speed, reducing vibration and enhancing stability during sustained high-velocity efforts.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e\u003cb\u003eHand Built. Precision Assembled.\u003c\/b\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eEvery RaceLab R55 wheel is hand built in-house by experienced wheel technicians using only the highest quality components. Spoke tension is meticulously measured and balanced to exact tolerances, ensuring structural uniformity, long-term reliability, and consistent performance under race-level loads.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eThis deliberate, hands-on assembly process allows each wheelset to meet exacting standards of trueness, roundness, and tension balance — delivering a ride quality that is both precise and enduring.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e\u003cb\u003eStructural Reinforcement, Intelligently Applied\u003c\/b\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eThe variable-thickness nipple bed reinforces the spoke interface — the highest stress zone within any performance wheel. By increasing material only where required, durability is enhanced without compromising weight targets. This precision allocation of carbon ensures long-term structural integrity while preserving the lightweight character demanded by competitive riders.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e\u003cb\u003eHooked Tubeless Confidence\u003c\/b\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eThe hooked rim profile provides secure tire retention and compatibility with both tubeless and clincher systems. Optimized bead geometry enhances sealing reliability and high-pressure confidence — essential for elite road performance.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e\u003cb\u003ePerformance Defined\u003c\/b\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cdiv role=\"presentation\"\u003e\u003cspan\u003e55mm aerodynamic carbon rim profile\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv role=\"presentation\"\u003e\u003cspan\u003eHigh-modulus carbon construction\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv role=\"presentation\"\u003e\u003cspan\u003ePrecision-balanced rim architecture\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv role=\"presentation\"\u003e\u003cspan\u003eHand built in-house to exact tolerances\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv role=\"presentation\"\u003e\u003cspan\u003eReinforced variable-thickness nipple bed\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv role=\"presentation\"\u003e\u003cspan\u003eHooked tubeless and clincher compatibility\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003eThe RaceLab R55 is not built for compromise.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eIt is engineered for riders who understand that true performance lies in precision — in material science, in disciplined craftsmanship, and in the relentless pursuit of speed.\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv dir=\"ltr\"\u003eSpokes- DT Swiss Aerolite Straight Pull\u003c\/div\u003e\n\u003cdiv dir=\"ltr\"\u003eNipples - DT Swiss Squarx\u003c\/div\u003e\n\u003cdiv dir=\"ltr\"\u003eWeight with DT Swiss 240 hubs - 1410 grams \u003c\/div\u003e\n\u003cdiv dir=\"ltr\"\u003e                     Rotation Axis hubs - 1390 grams\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Rotation Engineering","offers":[{"title":"DT Swiss 240 EXP \/ HG \/ Classic White","offer_id":43085643251755,"sku":null,"price":2250.0,"currency_code":"USD","in_stock":true},{"title":"DT Swiss 240 EXP \/ HG \/ Stealth Black","offer_id":43085643284523,"sku":null,"price":2250.0,"currency_code":"USD","in_stock":true},{"title":"DT Swiss 240 EXP \/ Microspline \/ Classic White","offer_id":43085643317291,"sku":null,"price":2250.0,"currency_code":"USD","in_stock":true},{"title":"DT Swiss 240 EXP \/ Microspline \/ Stealth Black","offer_id":43085643350059,"sku":null,"price":2250.0,"currency_code":"USD","in_stock":true},{"title":"DT Swiss 240 EXP \/ XD \/ Classic White","offer_id":43085643382827,"sku":null,"price":2250.0,"currency_code":"USD","in_stock":true},{"title":"DT Swiss 240 EXP \/ XD \/ Stealth Black","offer_id":43085643415595,"sku":null,"price":2250.0,"currency_code":"USD","in_stock":true},{"title":"Rotation Engineering Axis Pro \/ HG \/ Classic White","offer_id":43643839053867,"sku":null,"price":1950.0,"currency_code":"USD","in_stock":true},{"title":"Rotation Engineering Axis Pro \/ HG \/ Stealth Black","offer_id":43643839086635,"sku":null,"price":1950.0,"currency_code":"USD","in_stock":true},{"title":"Rotation Engineering Axis Pro \/ Microspline \/ Classic White","offer_id":43643839119403,"sku":null,"price":1950.0,"currency_code":"USD","in_stock":true},{"title":"Rotation Engineering Axis Pro \/ Microspline \/ Stealth Black","offer_id":43643839152171,"sku":null,"price":1950.0,"currency_code":"USD","in_stock":true},{"title":"Rotation Engineering Axis Pro \/ XD \/ Classic White","offer_id":43643839184939,"sku":null,"price":1950.0,"currency_code":"USD","in_stock":true},{"title":"Rotation Engineering Axis Pro \/ XD \/ Stealth Black","offer_id":43643839217707,"sku":null,"price":1950.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0659\/6113\/2075\/files\/Bicycle_wheel_with_bold__Rotation__lettering.png?v=1772738365","url":"https:\/\/www.rotation-engineering.com\/products\/racelab-r55","provider":"Rotation Engineering","version":"1.0","type":"link"}