{"product_id":"colnago-v4rs-shimano-dura-ace-9270-enve-ws-ses-45-bicycle-1","title":"Colnago v4RS Shimano Dura Ace 9270 + Enve WS Ses 4.5  2025","description":"\u003ch2\u003eBuilt to win\u003c\/h2\u003e\n\u003cp\u003ePlease note: The bikes are assembled according to the manufacturer's specifications with default features according to size. For any assembly requests or specifications other than the basic ones, please contact our costumer service directly before purchase.\u003c\/p\u003e\n\u003cp\u003eThis bicycle has been engineered and built to do just one thing: win. The Colnago V4Rs is the results of years of research and tests in the World Tour. Improved stiffness, better aerodynamics, weight decrease. A winning bicycle must be stiff, light, aerodynamic, comfortable and robust. The V4Rs is today's best bike by mix of all these characteristics. Only one objective: to win.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eStiff and responsive where you need it\u003c\/strong\u003e\u003cbr\u003eThe V4Rs has peculiar carbon laminations, designed and tested with particular attention to the areas of the frame most subject to tension. Pedalling power is transmitted to the frame immediately and effectively, more than any other bike in the World Tour.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eUnparalleled ridebilty and precision\u003c\/strong\u003e\u003cbr\u003eThe lightened and revised fork makes the bike much more rideable downhill, in groups and on technical courses.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNarrower front area\u003c\/strong\u003e\u003cbr\u003eThe front area of the bike has been optimised with lines that follow and facilitate airflow. The V4Rs is the bike you want to be on when you are alone, in a breakaway, on your way to victory.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWheels up to 32 mm\u003c\/strong\u003e\u003cbr\u003eThe bicycle is evolving: more space for tyres allows us to meet the needs of all cyclists and to be compatible with the largest number of wheels and tyres on the market.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCeramic Speed SLT headset\u003c\/strong\u003e\u003cbr\u003eThe headset bearings are treated with Ceramic Speed's SLT technology, which virtually cuts out the need for any maintenance during the life of the product\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eEasier bike fitting\u003c\/strong\u003e\u003cbr\u003eThe increase in reach and stack between the different geometries is linear: This allows for an easier bike fitting to enable the rider to find the perfect riding position.\u003c\/p\u003e\n\u003ch2\u003e\n\u003cbr\u003eTech Specs\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFrame kit\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFrame (material): Colnago V4Rs Monocoque carbon frame\u003c\/li\u003e\n\u003cli\u003eFork (material, section notes): Carbon fork for disc brakes, integrated cables, 1\"1\/8 section\u003c\/li\u003e\n\u003cli\u003eHeadset: ID:35 OD:47 36°\/45° CeramicSpeed SLT Treated Bearings\u003c\/li\u003e\n\u003cli\u003eSeatpost: Carbon seatpost, 0.15 offset, \"D-Shape\" section\u003c\/li\u003e\n\u003cli\u003eThrough axles: Diameter: 12 mm. length 100 mm (front) - 142 mm (rear)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eDrivetrain\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eShifting system: Shimano Dura Ace R9270 Di2 Disc - 12v\u003c\/li\u003e\n\u003cli\u003eFront derailleur: Shimano Dura Ace FD-R9250\u003c\/li\u003e\n\u003cli\u003eRear derailleur: Shimano Shadow RD-R9250 12v\u003c\/li\u003e\n\u003cli\u003eChain: Shimano CN-M9100 12V\u003c\/li\u003e\n\u003cli\u003eChainrings: Option 1 (Default) 52-36T, Option 2 50-34T\u003c\/li\u003e\n\u003cli\u003eCassette: Option 1 (Default) 11-30T, Option 2 11-34T\u003c\/li\u003e\n\u003cli\u003eBottom bracket: T47 Shimano with Steel Bearings\u003c\/li\u003e\n\u003cli\u003eCrank length: Option 1 (Standard for sizes 420 - 485) 170 mm, Option 2 (Standard for sizes 510 - 530) 172.5 mm, Option 3 (Standard for sizes 550 - 570) 175 mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eBrakes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eBrakes: Shimano Dura Ace R9270, 160 mm Front \/ 140 mm Rear, RT-CL900 rotors\u003cbr\u003eDisc size: 160 mm Front\/ 140 mm Rear - RT-CL900 rotors\u003cbr\u003eBrake lever: Shimano DURA-ACE ST-R9270\u003cbr\u003eBrake caliper: Standard Flat Mount\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWheels\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWheels: Enve WS Ses 4.5\u003c\/li\u003e\n\u003cli\u003eMaterial: Carbon\u003c\/li\u003e\n\u003cli\u003eRim height: Front: 50 mm - Rear: 56 mm\u003c\/li\u003e\n\u003cli\u003eInternal channel width: 25 mm \u003c\/li\u003e\n\u003cli\u003eExternal channel width: 32 mm\u003c\/li\u003e\n\u003cli\u003eHubs: ENVE INNERDRIVE™ Premium Straight-Pull\u003c\/li\u003e\n\u003cli\u003eThrough axles: Front: 12x100 | Rear: 12x142\u003c\/li\u003e\n\u003cli\u003eTyres: Pirelli PZero Race TLR 700x28\u003c\/li\u003e\n\u003cli\u003eMaximum tyre size: 30 mm (nominal width)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eComponents\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSaddle: \"Prologo\" Prologo Dimension \"Selle Italia\" Novus Mg (subject to stock availability)\u003c\/li\u003e\n\u003cli\u003eHandlebar: Colnago CC.01 integrated Cockpit - regular geometry.\u003c\/li\u003e\n\u003cli\u003eStem: CC01 integrated cockpit\u003c\/li\u003e\n\u003cli\u003eHandlebar Tape: Colnago Grip Black or Colnago WT23 (for WT24 color scheme only)\u003c\/li\u003e\n\u003cli\u003eBottle cage: Colnago Matt Black (1x)\u003c\/li\u003e\n\u003cli\u003eOther accessories: Cockpit integrated multitool.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eDefault Components\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDefault crank length 420: 170 mm \u003c\/li\u003e\n\u003cli\u003eDefault crank length 455: 170 mm \u003c\/li\u003e\n\u003cli\u003eDefault crank length 485: 170 mm \u003c\/li\u003e\n\u003cli\u003eDefault crank length 510: 172.5 mm \u003c\/li\u003e\n\u003cli\u003eDefault crank length 530: 172.5 mm \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003cstrong\u003eProducer's notes: depending on component availability, specifications are subject to change without notice. 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