{"product_id":"magene-exar-db508-ultra-wheelset-hg-2025","title":"Magene EXAR DB508 Ultra Wheelset HG (2025)","description":"\u003cp\u003eThe \u003cstrong\u003eMagene EXAR DB508 Ultra Wheelset HG (2025)\u003c\/strong\u003e is built for riders who want a lighter, stiffer and more aerodynamic carbon wheel upgrade for modern \u003cstrong\u003edisc brake road bikes\u003c\/strong\u003e, with stable handling when wind conditions get unpredictable. Using Magene’s integrated “Ultra” system approach—\u003cstrong\u003eHI‑MOD T800 carbon rims\u003c\/strong\u003e, \u003cstrong\u003eHI‑MOD T800 carbon spokes\u003c\/strong\u003e, and \u003cstrong\u003eceramic bearings\u003c\/strong\u003e—the DB508 targets quick acceleration, efficient power transfer, and consistent performance across training rides and race‑pace efforts.\u003c\/p\u003e\u003cp\u003eA key design choice is the \u003cstrong\u003elower front \/ higher rear rim profile\u003c\/strong\u003e (50 mm front and 58 mm rear). This pairing is intended to keep the front wheel more controllable while the rear wheel maintains higher inertia for speed retention—useful for bunch rides, rolling terrain, and high‑speed riding where crosswinds and frequent surges are common on Brisbane and Queensland roads.\u003c\/p\u003e\u003ch3\u003eIntegrated aero rim design for modern tyre widths\u003c\/h3\u003e\u003cp\u003eThe DB508 uses a \u003cstrong\u003e30 mm external rim width\u003c\/strong\u003e and \u003cstrong\u003e23 mm internal width\u003c\/strong\u003e, a modern combination intended to suit disc‑brake road geometry and wider tyres. With \u003cstrong\u003e28–32c\u003c\/strong\u003e tyres (the suggested range), the tyre and rim interface becomes flatter, which improves comfort and helps maintain stable airflow. The rim is \u003cstrong\u003ehooked\u003c\/strong\u003e, giving you flexibility to run \u003cstrong\u003etubeless\u003c\/strong\u003e for puncture resilience and lower pressures, or \u003cstrong\u003eclincher with tubes\u003c\/strong\u003e for simplicity.\u003c\/p\u003e\u003ch3\u003eFull carbon spokes and balanced lacing for stiffness\u003c\/h3\u003e\u003cp\u003eMagene specifies \u003cstrong\u003eHI‑MOD T800 carbon fibre spokes\u003c\/strong\u003e, with a claimed per‑spoke weight of \u003cstrong\u003e2.8 g\u003c\/strong\u003e, and a \u003cstrong\u003e2:1 balanced lacing pattern\u003c\/strong\u003e to improve load distribution and drive‑side stiffness. The provided tension targets are \u003cstrong\u003e110 kgf ±10%\u003c\/strong\u003e at the front and \u003cstrong\u003e130 kgf ±10% (drive side)\u003c\/strong\u003e \/ \u003cstrong\u003e110 kgf ±10% (non‑drive side)\u003c\/strong\u003e at the rear, supporting a responsive feel when sprinting, climbing out of the saddle, or accelerating repeatedly.\u003c\/p\u003e\u003ch3\u003eCeramic bearings and fast hub engagement\u003c\/h3\u003e\u003cp\u003eFor smoother rolling efficiency, the DB508 Ultra uses \u003cstrong\u003eceramic bearings\u003c\/strong\u003e, designed to reduce resistance and improve long‑term durability versus standard steel bearings. The hub system uses a \u003cstrong\u003e36‑tooth flat ratchet\u003c\/strong\u003e for quick engagement and stability, with a \u003cstrong\u003e54T upgrade option\u003c\/strong\u003e noted as available separately for riders who prefer even faster pickup.\u003c\/p\u003e\u003ch3\u003eShimano HG freehub installed, with optional swaps\u003c\/h3\u003e\u003cp\u003eThis version ships with a \u003cstrong\u003eShimano HG 11‑speed freehub installed\u003c\/strong\u003e, making it a direct upgrade for many Shimano road drivetrains. If you run a different drivetrain standard, \u003cstrong\u003eSRAM XDR\u003c\/strong\u003e and \u003cstrong\u003eCampagnolo N3W\u003c\/strong\u003e freehub bodies are available separately.\u003c\/p\u003e\u003ch3\u003eTesting note (as provided)\u003c\/h3\u003e\u003cp\u003eThe product description states the wheelset has passed an impact test described as applying \u003cstrong\u003e40J\u003c\/strong\u003e energy to a bare carbon rim with deviation complying with UCI standards. If you require formal certification documentation or model listing, this should be verified via manufacturer\/distributor paperwork.\u003c\/p\u003e\u003chr\u003e\u003ch3\u003eSpecifications (Quick Reference)\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrake:\u003c\/strong\u003e Disc only\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRim height:\u003c\/strong\u003e 50 mm front \/ 58 mm rear\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWheelset weight:\u003c\/strong\u003e 1375 g ±3%\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax rider + bike system weight:\u003c\/strong\u003e 110 kg\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExternal rim width:\u003c\/strong\u003e 30 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInternal rim width:\u003c\/strong\u003e 23 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRim material:\u003c\/strong\u003e HI‑MOD T800 carbon fibre\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBearings:\u003c\/strong\u003e Ceramic\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpokes:\u003c\/strong\u003e HI‑MOD T800 carbon fibre (2:1 lacing)\u003cul\u003e\n\u003cli\u003eFront tension: 110 kgf ±10%\u003c\/li\u003e\n\u003cli\u003eRear tension: drive side 130 kgf ±10%, non‑drive side 110 kgf ±10%\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRatchet:\u003c\/strong\u003e 36T (54T option available separately)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAxle:\u003c\/strong\u003e 12×100 front \/ 12×142 rear thru‑axle\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFreehub supplied:\u003c\/strong\u003e Shimano HG 11‑speed installed\u003cul\u003e\u003cli\u003eOptional freehubs: SRAM XDR, Campagnolo N3W (sold separately)\u003c\/li\u003e\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTyre compatibility:\u003c\/strong\u003e 25c and above (suggested 28–32c)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRim type:\u003c\/strong\u003e Hooked, clincher + tubeless compatible\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Magene","offers":[{"title":"Shimano HG","offer_id":47257178570923,"sku":null,"price":2198.9,"currency_code":"AUD","in_stock":true},{"title":"Sram XDR","offer_id":47257178603691,"sku":null,"price":2198.9,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0780\/6402\/5771\/files\/5727977112.jpg?v=1782022192","url":"https:\/\/pedalpassion.cc\/products\/magene-exar-db508-ultra-wheelset-hg-2025","provider":"My Store","version":"1.0","type":"link"}