{"product_id":"roval-321-disc-brake-rear-team-s-racing-rear-wheel-carbon-gloss-white-700c-1","title":"Specialized Roval 321 Disc Carbon Rear Wheel 700c CeramicSpeed","description":"\u003cstyle\u003e.top{margin-bottom:30px;}.top li{margin-left:5%;margin-right:5%;margin-top:10px;line-height:120%;list-style-position:outside;}\u003c\/style\u003e\n\u003cdiv class=\"top\"\u003e\n\u003ch2 data-section-id=\"y4c8m2\" data-start=\"318\" data-end=\"364\" class=\"PDq2pG_selectionAnchorContainer\"\u003eSpecialized Roval 321 Disc Carbon Rear Wheel\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cp data-start=\"365\" data-end=\"462\"\u003e\u003cstrong data-start=\"365\" data-end=\"462\"\u003e700c | Disc Brake | CeramicSpeed Bearings | Tubeless Ready | Team S-Racing Carbon\/Gloss White\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"464\" data-end=\"855\"\u003eThe \u003cstrong data-start=\"468\" data-end=\"509\"\u003eSpecialized Roval 321 Disc Rear Wheel\u003c\/strong\u003e is engineered for athletes chasing every possible aerodynamic advantage. Designed through extensive Computational Fluid Dynamics (CFD) analysis and Specialized's renowned Win Tunnel testing, the 321 Disc delivers world-class aerodynamic efficiency, exceptionally low weight, and race-winning performance for triathlon and time trial competition.\u003c\/p\u003e\n\u003cp data-start=\"857\" data-end=\"1122\"\u003eConstructed using an advanced \u003cstrong data-start=\"887\" data-end=\"912\"\u003e1K carbon fiber layup\u003c\/strong\u003e, paired with \u003cstrong data-start=\"926\" data-end=\"951\"\u003eCeramicSpeed bearings\u003c\/strong\u003e and \u003cstrong data-start=\"956\" data-end=\"995\"\u003eDT Swiss 240 Star Ratchet internals\u003c\/strong\u003e, the Roval 321 is built to maximize speed while maintaining optimal ride quality and predictable handling throughout the race.\u003c\/p\u003e\n\u003chr data-start=\"1124\" data-end=\"1127\"\u003e\n\u003ch2 data-section-id=\"1aqf7lw\" data-start=\"1129\" data-end=\"1161\"\u003eAerodynamics Above Everything\u003c\/h2\u003e\n\u003cp data-start=\"1163\" data-end=\"1241\"\u003eThe Roval 321 Disc was designed with one goal—maximize aerodynamic efficiency.\u003c\/p\u003e\n\u003cp data-start=\"1243\" data-end=\"1393\"\u003eUsing advanced CFD modeling and extensive Win Tunnel testing, Specialized created a unique disc profile that optimizes airflow with modern road tires.\u003c\/p\u003e\n\u003cp data-start=\"1395\" data-end=\"1412\"\u003eBenefits include:\u003c\/p\u003e\n\u003cul data-start=\"1414\" data-end=\"1551\"\u003e\n\u003cli data-section-id=\"1wqjbjk\" data-start=\"1414\" data-end=\"1440\"\u003eReduced aerodynamic drag\u003c\/li\u003e\n\u003cli data-section-id=\"l7s4tx\" data-start=\"1441\" data-end=\"1477\"\u003eImproved efficiency at race speeds\u003c\/li\u003e\n\u003cli data-section-id=\"17zdo8k\" data-start=\"1478\" data-end=\"1506\"\u003eFaster overall bike splits\u003c\/li\u003e\n\u003cli data-section-id=\"11ktghx\" data-start=\"1507\" data-end=\"1551\"\u003eStable handling in varying wind conditions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1553\" data-end=\"1634\"\u003eBuilt specifically for triathlon and time trial racing where every second counts.\u003c\/p\u003e\n\u003chr data-start=\"1636\" data-end=\"1639\"\u003e\n\u003ch2 data-section-id=\"wkyyof\" data-start=\"1641\" data-end=\"1675\"\u003eAdvanced 1K Carbon Construction\u003c\/h2\u003e\n\u003cp data-start=\"1677\" data-end=\"1776\"\u003eUnlike traditional disc wheels, the 321 Disc utilizes an advanced \u003cstrong data-start=\"1743\" data-end=\"1762\"\u003e1K carbon fiber\u003c\/strong\u003e construction.\u003c\/p\u003e\n\u003cp data-start=\"1778\" data-end=\"1797\"\u003eAdvantages include:\u003c\/p\u003e\n\u003cul data-start=\"1799\" data-end=\"1914\"\u003e\n\u003cli data-section-id=\"1813n8n\" data-start=\"1799\" data-end=\"1829\"\u003eExtremely lightweight design\u003c\/li\u003e\n\u003cli data-section-id=\"9ofox6\" data-start=\"1830\" data-end=\"1853\"\u003eSuperior ride quality\u003c\/li\u003e\n\u003cli data-section-id=\"h4g7ty\" data-start=\"1854\" data-end=\"1883\"\u003eExcellent vibration damping\u003c\/li\u003e\n\u003cli data-section-id=\"cokpxn\" data-start=\"1884\" data-end=\"1914\"\u003ePrecise handling under power\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1916\" data-end=\"2045\"\u003eThe premium 1K carbon layup requires expert craftsmanship while delivering one of the lightest full-carbon disc wheels available.\u003c\/p\u003e\n\u003chr data-start=\"2047\" data-end=\"2050\"\u003e\n\u003ch2 data-section-id=\"flealj\" data-start=\"2052\" data-end=\"2079\"\u003eOptimized Ride Stiffness\u003c\/h2\u003e\n\u003cp data-start=\"2081\" data-end=\"2226\"\u003eRather than maximizing stiffness alone, Specialized engineered the 321 Disc to achieve the ideal balance between power transfer and ride quality.\u003c\/p\u003e\n\u003cp data-start=\"2228\" data-end=\"2245\"\u003eBenefits include:\u003c\/p\u003e\n\u003cul data-start=\"2247\" data-end=\"2379\"\u003e\n\u003cli data-section-id=\"151qdxu\" data-start=\"2247\" data-end=\"2273\"\u003eEfficient power delivery\u003c\/li\u003e\n\u003cli data-section-id=\"u5g0mw\" data-start=\"2274\" data-end=\"2304\"\u003eReduced brake rub under load\u003c\/li\u003e\n\u003cli data-section-id=\"njtpau\" data-start=\"2305\" data-end=\"2332\"\u003eImproved frame compliance\u003c\/li\u003e\n\u003cli data-section-id=\"ij9x2p\" data-start=\"2333\" data-end=\"2379\"\u003eMore consistent handling during hard efforts\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2381\" data-end=\"2384\"\u003e\n\u003ch2 data-section-id=\"bftxir\" data-start=\"2386\" data-end=\"2421\"\u003ePremium CeramicSpeed Performance\u003c\/h2\u003e\n\u003cp data-start=\"2423\" data-end=\"2554\"\u003eAt the center of the wheel is a premium hub featuring \u003cstrong data-start=\"2477\" data-end=\"2502\"\u003eCeramicSpeed bearings\u003c\/strong\u003e and proven \u003cstrong data-start=\"2514\" data-end=\"2553\"\u003eDT Swiss 240 Star Ratchet internals\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"2556\" data-end=\"2573\"\u003eFeatures include:\u003c\/p\u003e\n\u003cul data-start=\"2575\" data-end=\"2716\"\u003e\n\u003cli data-section-id=\"17hjy5k\" data-start=\"2575\" data-end=\"2606\"\u003eCeramicSpeed ceramic bearings\u003c\/li\u003e\n\u003cli data-section-id=\"s71435\" data-start=\"2607\" data-end=\"2644\"\u003eDT Swiss 240 Star Ratchet mechanism\u003c\/li\u003e\n\u003cli data-section-id=\"16h35t8\" data-start=\"2645\" data-end=\"2681\"\u003e142 x 12mm thru-axle compatibility\u003c\/li\u003e\n\u003cli data-section-id=\"hsv12r\" data-start=\"2682\" data-end=\"2716\"\u003eConvertible freehub and end caps\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2718\" data-end=\"2794\"\u003eDesigned for exceptionally low rolling resistance and long-term reliability.\u003c\/p\u003e\n\u003chr data-start=\"2796\" data-end=\"2799\"\u003e\n\u003ch2 data-section-id=\"1gnny5d\" data-start=\"2801\" data-end=\"2818\"\u003eTubeless Ready\u003c\/h2\u003e\n\u003cp data-start=\"2820\" data-end=\"2942\"\u003eThe Roval 321 Disc is \u003cstrong data-start=\"2842\" data-end=\"2860\"\u003eTubeless Ready\u003c\/strong\u003e for lower rolling resistance, improved comfort, and enhanced puncture protection.\u003c\/p\u003e\n\u003cp data-start=\"2944\" data-end=\"2967\"\u003eRecommended tire width:\u003c\/p\u003e\n\u003cul data-start=\"2969\" data-end=\"2982\"\u003e\n\u003cli data-section-id=\"woi0g\" data-start=\"2969\" data-end=\"2982\"\u003e\u003cstrong data-start=\"2971\" data-end=\"2982\"\u003e22–38mm\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2984\" data-end=\"3006\"\u003eMaximum tire pressure:\u003c\/p\u003e\n\u003cul data-start=\"3008\" data-end=\"3021\"\u003e\n\u003cli data-section-id=\"m62t0w\" data-start=\"3008\" data-end=\"3021\"\u003e\u003cstrong data-start=\"3010\" data-end=\"3021\"\u003e130 PSI\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3023\" data-end=\"3026\"\u003e\n\u003ch2 data-section-id=\"1dv2irf\" data-start=\"3028\" data-end=\"3051\"\u003eHand-Built Precision\u003c\/h2\u003e\n\u003cp data-start=\"3053\" data-end=\"3193\"\u003eEvery Roval 321 Disc wheel is hand-built from the initial carbon layup through final assembly, ensuring outstanding quality and consistency.\u003c\/p\u003e\n\u003chr data-start=\"3195\" data-end=\"3198\"\u003e\n\u003ch2 data-section-id=\"1a3ueyz\" data-start=\"3200\" data-end=\"3217\"\u003eSpecifications\u003c\/h2\u003e\n\u003cul data-start=\"3219\" data-end=\"3981\"\u003e\n\u003cli data-section-id=\"1y8d8zg\" data-start=\"3219\" data-end=\"3249\"\u003e\n\u003cstrong data-start=\"3221\" data-end=\"3231\"\u003eBrand:\u003c\/strong\u003e Specialized Roval\u003c\/li\u003e\n\u003cli data-section-id=\"1b20qh3\" data-start=\"3250\" data-end=\"3282\"\u003e\n\u003cstrong data-start=\"3252\" data-end=\"3262\"\u003eModel:\u003c\/strong\u003e 321 Disc Rear Wheel\u003c\/li\u003e\n\u003cli data-section-id=\"1b94oik\" data-start=\"3283\" data-end=\"3304\"\u003e\n\u003cstrong data-start=\"3285\" data-end=\"3293\"\u003eMPN:\u003c\/strong\u003e 30021-8932\u003c\/li\u003e\n\u003cli data-section-id=\"kgel3j\" data-start=\"3305\" data-end=\"3325\"\u003e\n\u003cstrong data-start=\"3307\" data-end=\"3320\"\u003ePosition:\u003c\/strong\u003e Rear\u003c\/li\u003e\n\u003cli data-section-id=\"18pz8og\" data-start=\"3326\" data-end=\"3348\"\u003e\n\u003cstrong data-start=\"3328\" data-end=\"3343\"\u003eWheel Size:\u003c\/strong\u003e 700c\u003c\/li\u003e\n\u003cli data-section-id=\"1o9pu3n\" data-start=\"3349\" data-end=\"3396\"\u003e\n\u003cstrong data-start=\"3351\" data-end=\"3361\"\u003eColor:\u003c\/strong\u003e Team S-Racing Carbon \/ Gloss White\u003c\/li\u003e\n\u003cli data-section-id=\"1xndruj\" data-start=\"3397\" data-end=\"3425\"\u003e\n\u003cstrong data-start=\"3399\" data-end=\"3414\"\u003eWheel Type:\u003c\/strong\u003e Disc Brake\u003c\/li\u003e\n\u003cli data-section-id=\"dqrcxo\" data-start=\"3426\" data-end=\"3452\"\u003e\n\u003cstrong data-start=\"3428\" data-end=\"3445\"\u003eRim Material:\u003c\/strong\u003e Carbon\u003c\/li\u003e\n\u003cli data-section-id=\"o3dcec\" data-start=\"3453\" data-end=\"3493\"\u003e\n\u003cstrong data-start=\"3455\" data-end=\"3476\"\u003eRim Construction:\u003c\/strong\u003e Full Carbon Disc\u003c\/li\u003e\n\u003cli data-section-id=\"egy1vq\" data-start=\"3494\" data-end=\"3534\"\u003e\n\u003cstrong data-start=\"3496\" data-end=\"3515\"\u003eTubeless Ready:\u003c\/strong\u003e Yes (2Bliss Ready)\u003c\/li\u003e\n\u003cli data-section-id=\"1o2d06f\" data-start=\"3535\" data-end=\"3567\"\u003e\n\u003cstrong data-start=\"3537\" data-end=\"3560\"\u003eExternal Rim Width:\u003c\/strong\u003e 27.3mm\u003c\/li\u003e\n\u003cli data-section-id=\"ldb7f1\" data-start=\"3568\" data-end=\"3598\"\u003e\n\u003cstrong data-start=\"3570\" data-end=\"3593\"\u003eInternal Rim Width:\u003c\/strong\u003e 19mm\u003c\/li\u003e\n\u003cli data-section-id=\"uyzv8p\" data-start=\"3599\" data-end=\"3624\"\u003e\n\u003cstrong data-start=\"3601\" data-end=\"3609\"\u003eHub:\u003c\/strong\u003e Roval Disc Hub\u003c\/li\u003e\n\u003cli data-section-id=\"472xvf\" data-start=\"3625\" data-end=\"3671\"\u003e\n\u003cstrong data-start=\"3627\" data-end=\"3645\"\u003eHub Internals:\u003c\/strong\u003e DT Swiss 240 Star Ratchet\u003c\/li\u003e\n\u003cli data-section-id=\"180qnoe\" data-start=\"3672\" data-end=\"3721\"\u003e\n\u003cstrong data-start=\"3674\" data-end=\"3691\"\u003eBearing Type:\u003c\/strong\u003e CeramicSpeed Ceramic Bearings\u003c\/li\u003e\n\u003cli data-section-id=\"10euzbf\" data-start=\"3722\" data-end=\"3768\"\u003e\n\u003cstrong data-start=\"3724\" data-end=\"3747\"\u003eAxle Compatibility:\u003c\/strong\u003e 142 x 12mm Thru Axle\u003c\/li\u003e\n\u003cli data-section-id=\"e2fsr0\" data-start=\"3769\" data-end=\"3795\"\u003e\n\u003cstrong data-start=\"3771\" data-end=\"3783\"\u003eFreehub:\u003c\/strong\u003e Convertible\u003c\/li\u003e\n\u003cli data-section-id=\"z5e3cj\" data-start=\"3796\" data-end=\"3833\"\u003e\n\u003cstrong data-start=\"3798\" data-end=\"3825\"\u003eRecommended Tire Width:\u003c\/strong\u003e 22–38mm\u003c\/li\u003e\n\u003cli data-section-id=\"m2osj1\" data-start=\"3834\" data-end=\"3870\"\u003e\n\u003cstrong data-start=\"3836\" data-end=\"3862\"\u003eMaximum Tire Pressure:\u003c\/strong\u003e 130 PSI\u003c\/li\u003e\n\u003cli data-section-id=\"1cg2v0c\" data-start=\"3871\" data-end=\"3914\"\u003e\n\u003cstrong data-start=\"3873\" data-end=\"3897\"\u003eSystem Weight Limit:\u003c\/strong\u003e 240 lbs (109 kg)\u003c\/li\u003e\n\u003cli data-section-id=\"z663m4\" data-start=\"3915\" data-end=\"3981\"\u003e\n\u003cstrong data-start=\"3917\" data-end=\"3937\"\u003eWheelset Weight:\u003c\/strong\u003e Approx. 1,015g (manufacturer specification)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3983\" data-end=\"3986\"\u003e\n\u003ch2 data-section-id=\"ntyisd\" data-start=\"3988\" data-end=\"3999\"\u003eIncluded\u003c\/h2\u003e\n\u003cul data-start=\"4001\" data-end=\"4139\"\u003e\n\u003cli data-section-id=\"w3d90n\" data-start=\"4001\" data-end=\"4040\"\u003eSpecialized Roval 321 Disc Rear Wheel\u003c\/li\u003e\n\u003cli data-section-id=\"1p0v5c9\" data-start=\"4041\" data-end=\"4065\"\u003eRoval Padded Wheel Bag\u003c\/li\u003e\n\u003cli data-section-id=\"49cn9l\" data-start=\"4066\" data-end=\"4088\"\u003eRoval Tubeless Valve\u003c\/li\u003e\n\u003cli data-section-id=\"488luk\" data-start=\"4089\" data-end=\"4111\"\u003eRoval Tubeless Plugs\u003c\/li\u003e\n\u003cli data-section-id=\"ferbvi\" data-start=\"4112\" data-end=\"4139\"\u003eRoval Valve Pocket Covers\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"4141\" data-end=\"4144\"\u003e\n\u003ch2 data-section-id=\"1ma7m6t\" data-start=\"4146\" data-end=\"4161\"\u003eKey Features\u003c\/h2\u003e\n\u003cp data-start=\"4163\" data-end=\"4210\"\u003e✔ Genuine Specialized Roval 321 Disc rear wheel\u003c\/p\u003e\n\u003cp data-start=\"4212\" data-end=\"4250\"\u003e✔ Advanced 1K carbon disc construction\u003c\/p\u003e\n\u003cp data-start=\"4252\" data-end=\"4312\"\u003e✔ Aerodynamically optimized using CFD and Win Tunnel testing\u003c\/p\u003e\n\u003cp data-start=\"4314\" data-end=\"4345\"\u003e✔ CeramicSpeed ceramic bearings\u003c\/p\u003e\n\u003cp data-start=\"4347\" data-end=\"4388\"\u003e✔ DT Swiss 240 Star Ratchet hub internals\u003c\/p\u003e\n\u003cp data-start=\"4390\" data-end=\"4421\"\u003e✔ Tubeless Ready (2Bliss Ready)\u003c\/p\u003e\n\u003cp data-start=\"4423\" data-end=\"4457\"\u003e✔ Hand-built for maximum precision\u003c\/p\u003e\n\u003cp data-start=\"4459\" data-end=\"4490\"\u003e✔ Lightweight race-ready design\u003c\/p\u003e\n\u003cp data-start=\"4492\" data-end=\"4538\"\u003e✔ Designed for triathlon and time trial racing\u003c\/p\u003e\n\u003chr data-start=\"4540\" data-end=\"4543\"\u003e\n\u003ch2 data-section-id=\"1vdrhtn\" data-start=\"4545\" data-end=\"4557\"\u003eIdeal For\u003c\/h2\u003e\n\u003cp data-start=\"4559\" data-end=\"4570\"\u003e✔ Triathlon\u003c\/p\u003e\n\u003cp data-start=\"4572\" data-end=\"4589\"\u003e✔ Time Trial (TT)\u003c\/p\u003e\n\u003cp data-start=\"4591\" data-end=\"4607\"\u003e✔ Ironman racing\u003c\/p\u003e\n\u003cp data-start=\"4609\" data-end=\"4626\"\u003e✔ Aero road bikes\u003c\/p\u003e\n\u003cp data-start=\"4628\" data-end=\"4650\"\u003e✔ Competitive cyclists\u003c\/p\u003e\n\u003cp data-start=\"4652\" data-end=\"4700\"\u003e✔ Riders seeking maximum aerodynamic performance\u003c\/p\u003e\n\u003chr data-start=\"4702\" data-end=\"4705\"\u003e\n\u003ch2 data-section-id=\"b6957k\" data-start=\"4707\" data-end=\"4752\"\u003eWhy Choose the Specialized Roval 321 Disc?\u003c\/h2\u003e\n\u003cul data-start=\"4754\" data-end=\"5331\"\u003e\n\u003cli data-section-id=\"14jptup\" data-start=\"4754\" data-end=\"4832\"\u003eDeveloped through Specialized's advanced CFD modeling and Win Tunnel testing\u003c\/li\u003e\n\u003cli data-section-id=\"16csrrg\" data-start=\"4833\" data-end=\"4922\"\u003ePremium 1K carbon construction delivers exceptional strength with remarkably low weight\u003c\/li\u003e\n\u003cli data-section-id=\"eqr5z8\" data-start=\"4923\" data-end=\"5004\"\u003eCeramicSpeed bearings reduce rolling resistance for maximum race-day efficiency\u003c\/li\u003e\n\u003cli data-section-id=\"13muruf\" data-start=\"5005\" data-end=\"5093\"\u003eDT Swiss 240 Star Ratchet internals provide proven reliability and easy serviceability\u003c\/li\u003e\n\u003cli data-section-id=\"dkgs7p\" data-start=\"5094\" data-end=\"5166\"\u003eOptimized stiffness improves power transfer while minimizing brake rub\u003c\/li\u003e\n\u003cli data-section-id=\"2ivzso\" data-start=\"5167\" data-end=\"5235\"\u003eTubeless Ready design supports modern high-performance tire setups\u003c\/li\u003e\n\u003cli data-section-id=\"q2innd\" data-start=\"5236\" data-end=\"5331\"\u003eGenuine Specialized Roval engineering trusted by elite triathletes and time trial specialists\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"5333\" data-end=\"5336\"\u003e\n\u003cp data-start=\"5338\" data-end=\"5698\"\u003eThe \u003cstrong data-start=\"5342\" data-end=\"5390\"\u003eSpecialized Roval 321 Disc Carbon Rear Wheel\u003c\/strong\u003e represents the pinnacle of aerodynamic wheel technology. Combining cutting-edge 1K carbon construction, CeramicSpeed bearings, DT Swiss 240 internals, and a wind tunnel-developed disc profile, it delivers uncompromising speed and efficiency for athletes looking to gain every possible advantage on race day.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Specialized","offers":[{"title":"Default Title","offer_id":48841787015408,"sku":"30021-8932","price":2700.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/8142\/8720\/files\/45a0f1a000935c94661e84ff0c9e4ae81604bf91.jpg?v=1771463068","url":"https:\/\/stage21bikes.com\/products\/roval-321-disc-brake-rear-team-s-racing-rear-wheel-carbon-gloss-white-700c-1","provider":"Stage 21 Bikes","version":"1.0","type":"link"}