{"product_id":"cannondale-synapse-carbon-4","title":"Cannondale Synapse Carbon 4 Road Bike","description":"\u003cstyle\u003e\n  .bike-specs {\n    display: flex;\n    flex-wrap: wrap;\n    gap: 24px;\n    margin-top: 24px;\n    font-size: 14px;\n    line-height: 1.6;\n  }\n  .spec-column {\n    flex: 1 1 300px;\n    min-width: 280px;\n  }\n  .spec-section {\n    margin-bottom: 20px;\n  }\n  .spec-section h4 {\n    font-size: 16px;\n    margin-bottom: 8px;\n    border-bottom: 1px solid #ddd;\n    padding-bottom: 4px;\n  }\n  .spec-row {\n    display: flex;\n    justify-content: space-between;\n    padding: 2px 0;\n    flex-wrap: wrap;\n  }\n  .spec-label {\n    font-weight: 600;\n    color: #333;\n    margin-right: 10px;\n    min-width: 120px;\n  }\n  .spec-value {\n    flex: 1;\n    min-width: 140px;\n  }\n\u003c\/style\u003e\n\u003c!-- Description --\u003e\n\u003cp\u003eThe Cannondale Synapse Carbon 4 redefines endurance road riding with a perfect blend of pro-level performance and real-world practicality. Built around a lightweight, aero-optimized carbon frameset, it delivers a buttery-smooth ride that’s now 20% more compliant for comfort on rough roads. Shimano 105 Di2 electronic shifting ensures flawless, fast gear changes, while DT Swiss 470 wheels paired with Vittoria Rubino Pro IV 32c tires provide speed, grip, and durability across long miles. Thoughtful details like the integrated StashPort downtube storage, aerodynamic C1 Aero 27 carbon seatpost, and Fizik Vento Argo R5 saddle round out a package designed for fast group rides, long-distance missions, and everyday versatility. Confident, comfortable, and capable—the Synapse Carbon 4 is endurance performance reimagined.\u003c\/p\u003e\n\u003c!-- Specs --\u003e\n\u003cdiv style=\"text-align: start;\" class=\"bike-specs\"\u003e\n\u003cdiv class=\"spec-column\"\u003e\n\u003cdiv class=\"spec-section\"\u003e\n\u003ch4\u003eFrameset\u003c\/h4\u003e\n\u003cdiv class=\"spec-row\"\u003e\n\u003cdiv class=\"spec-label\"\u003eFrame:\u003c\/div\u003e\n\u003cdiv class=\"spec-value\"\u003e\u003cspan\u003eSynapse Carbon, Proportional Response construction, integrated cable routing, downtube Stashport, 12x142 thru-axle, UDH, BSA 68mm threaded BB, flat mount disc, integrated seat binder, SmartSense Gen 2.0 compatible, fender mounts\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-row\"\u003e\n\u003cdiv class=\"spec-label\"\u003eFork:\u003c\/div\u003e\n\u003cdiv class=\"spec-value\"\u003e\u003cspan\u003eSynapse Carbon, integrated crown race, 12x100mm thru-axle, flat mount disc, internal routing, 1-1\/8\" to 1-1\/5\" Delta steerer, 55mm offset, fender mounts\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-row\"\u003e\n\u003cdiv class=\"spec-label\"\u003eHeadset:\u003c\/div\u003e\n\u003cdiv class=\"spec-value\"\u003e\u003cspan\u003eIntegrated, 1-1\/8\" - 1-1\/2\"\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-section\"\u003e\n\u003ch4\u003eDrivetrain\u003c\/h4\u003e\n\u003cdiv class=\"spec-row\"\u003e\n\u003cdiv class=\"spec-label\"\u003eRear Derailleur:\u003c\/div\u003e\n\u003cdiv class=\"spec-value\"\u003e\n\u003cspan\u003eShimano 105 Di2 7150,\u003c\/span\u003e 12-speed\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-row\"\u003e\n\u003cdiv class=\"spec-label\"\u003eFront Derailleur:\u003c\/div\u003e\n\u003cdiv class=\"spec-value\"\u003e\n\u003cspan\u003eShimano 105 Di2 7150, braze-on\u003c\/span\u003e, 2-speed\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-row\"\u003e\n\u003cdiv class=\"spec-label\"\u003eShifters:\u003c\/div\u003e\n\u003cdiv class=\"spec-value\"\u003e\u003cspan\u003eShimano 105 Di2 R7170, wireless, 2x12-speed\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-row\"\u003e\n\u003cdiv class=\"spec-label\"\u003eChain:\u003c\/div\u003e\n\u003cdiv class=\"spec-value\"\u003e\u003cspan\u003eShimano 105 7100, 12-speed\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-row\"\u003e\n\u003cdiv class=\"spec-label\"\u003eCrank:\u003c\/div\u003e\n\u003cdiv class=\"spec-value\"\u003e\u003cspan\u003eShimano 105 7100, BSA, 50\/34: 165mm (44cm), 170mm (48-51cm), 172.5 (54-56cm), 175mm (58-61)\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-row\"\u003e\n\u003cdiv class=\"spec-label\"\u003eRear Cogs:\u003c\/div\u003e\n\u003cdiv class=\"spec-value\"\u003e\u003cspan\u003eShimano 105 7100, 11-34, 12-speed\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-row\"\u003e\n\u003cdiv class=\"spec-label\"\u003eBottom Bracket:\u003c\/div\u003e\n\u003cdiv class=\"spec-value\"\u003eShimano BSA 68\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-column\"\u003e\n\u003cdiv class=\"spec-section\"\u003e\n\u003ch4\u003eBrakes\u003c\/h4\u003e\n\u003cdiv class=\"spec-row\"\u003e\n\u003cdiv class=\"spec-label\"\u003eBrakes:\u003c\/div\u003e\n\u003cdiv class=\"spec-value\"\u003e\u003cspan\u003eShimano 105 7170 hydraulic disc, 160\/160mm RT70 rotors\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-row\"\u003e\n\u003cdiv class=\"spec-label\"\u003eBrake Levers:\u003c\/div\u003e\n\u003cdiv class=\"spec-value\"\u003e\u003cspan\u003eShimano 105 Di2 7170 hydraulic disc\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-section\"\u003e\n\u003ch4\u003eWheels\u003c\/h4\u003e\n\u003cdiv class=\"spec-row\"\u003e\n\u003cdiv class=\"spec-label\"\u003eRims:\u003c\/div\u003e\n\u003cdiv class=\"spec-value\"\u003e\u003cspan\u003eDT Swiss R470 DB, 28h\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-row\"\u003e\n\u003cdiv class=\"spec-label\"\u003eSpokes:\u003c\/div\u003e\n\u003cdiv class=\"spec-value\"\u003eStainless steel, 14g\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-row\"\u003e\n\u003cdiv class=\"spec-label\"\u003eHubs:\u003c\/div\u003e\n\u003cdiv class=\"spec-value\"\u003e\u003cspan\u003e(F) Shimano RS470, 12x100mm centerlock \/ (R) Shimano RS470, 12x142mm centerlock\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-row\"\u003e\n\u003cdiv class=\"spec-label\"\u003eFront Tire:\u003c\/div\u003e\n\u003cdiv class=\"spec-value\"\u003e\u003cspan\u003eVittoria Rubino Pro IV, 700x32c\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-row\"\u003e\n\u003cdiv class=\"spec-label\"\u003eRear Tire:\u003c\/div\u003e\n\u003cdiv class=\"spec-value\"\u003e\u003cspan\u003eVittoria Rubino Pro IV, 700x32c\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-section\"\u003e\n\u003ch4\u003eComponents\u003c\/h4\u003e\n\u003cdiv class=\"spec-row\"\u003e\n\u003cdiv class=\"spec-label\"\u003eHandlebar:\u003c\/div\u003e\n\u003cdiv class=\"spec-value\"\u003e\u003cspan\u003eVision Trimax Aero Alloy: 400mm (44-51cm), 420mm (54-61cm)\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-row\"\u003e\n\u003cdiv class=\"spec-label\"\u003eStem:\u003c\/div\u003e\n\u003cdiv class=\"spec-value\"\u003e\u003cspan\u003eCannondale C1 Conceal, Alloy, 31.8, -6°: 80mm (44-48m), 900mm (51cm), 100mm (54-56cm), 110mm (58-61cm)\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-row\"\u003e\n\u003cdiv class=\"spec-label\"\u003eGrips:\u003c\/div\u003e\n\u003cdiv class=\"spec-value\"\u003e\u003cspan\u003eCannondale Bar Tape, 3.5mm\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-row\"\u003e\n\u003cdiv class=\"spec-label\"\u003eSaddle:\u003c\/div\u003e\n\u003cdiv class=\"spec-value\"\u003e\u003cspan\u003eFizik Vento Argo X5, 140mm\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-row\"\u003e\n\u003cdiv class=\"spec-label\"\u003eSeatpost:\u003c\/div\u003e\n\u003cdiv class=\"spec-value\"\u003e\u003cspan\u003eCannondale C1 Aero 27 Carbon, SmartSense compatible, 330mm length, 0mm offset (44-48cm), 15mm offset (51-61cm)\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-section\"\u003e\n\u003ch4\u003eExtras\u003c\/h4\u003e\n\u003cdiv class=\"spec-row\"\u003e\n\u003cdiv class=\"spec-label\"\u003eSensor:\u003c\/div\u003e\n\u003cdiv class=\"spec-value\"\u003e\u003cspan\u003eCannondale Wheel Sensor\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-row\"\u003e\n\u003cdiv class=\"spec-label\"\u003eStorage:\u003c\/div\u003e\n\u003cdiv class=\"spec-value\"\u003e\u003cspan\u003eLarge StashBag downtube storage bag\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cem\u003eNote: Specifications are subject to change without notice based on component availability.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cstyle\u003e\n  .bike-size-table {\n    width: 100%;\n    border-collapse: collapse;\n    font-family: sans-serif;\n    font-size: 16px;\n  }\n\n  .bike-size-table th,\n  .bike-size-table td {\n    padding: 12px 8px;\n    border-bottom: 1px solid #e0e0e0;\n    text-align: left;\n    vertical-align: middle;\n  }\n\n  .bar-row {\n    display: flex;\n    align-items: center;\n    gap: 10px;\n  }\n\n  .bar-label-outside {\n    width: 70px;\n    font-weight: 600;\n    text-align: center;\n    color: #333;\n  }\n\n  .bar-container {\n    flex-grow: 1;\n    height: 30px;\n    background: #f0f0f0;\n    border-radius: 4px;\n    position: relative;\n    overflow: hidden;\n  }\n\n  .bar-fill {\n    position: absolute;\n    top: 0;\n    bottom: 0;\n    height: 100%;\n    background-color: #42c5f1;\n    border-radius: 4px;\n  }\n\u003c\/style\u003e\n\u003cdiv style=\"text-align: start;\" class=\"bike-specs\"\u003e\n\u003ctable class=\"bike-size-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eSize\u003c\/th\u003e\n\u003cth\u003eHeight Range\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e44\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cdiv class=\"bar-row\"\u003e\n\u003cdiv class=\"bar-label-outside\"\u003e5’0”\u003c\/div\u003e\n\u003cdiv class=\"bar-container\"\u003e\n\u003cdiv style=\"left: 0%; width: 20%;\" class=\"bar-fill\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"bar-label-outside\"\u003e5’4”\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e48\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cdiv class=\"bar-row\"\u003e\n\u003cdiv class=\"bar-label-outside\"\u003e5’2”\u003c\/div\u003e\n\u003cdiv class=\"bar-container\"\u003e\n\u003cdiv style=\"left: 10%; width: 20%;\" class=\"bar-fill\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"bar-label-outside\"\u003e5’6”\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e51\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cdiv class=\"bar-row\"\u003e\n\u003cdiv class=\"bar-label-outside\"\u003e5’5”\u003c\/div\u003e\n\u003cdiv class=\"bar-container\"\u003e\n\u003cdiv style=\"left: 25%; width: 20%;\" class=\"bar-fill\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"bar-label-outside\"\u003e5’9”\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e54\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cdiv class=\"bar-row\"\u003e\n\u003cdiv class=\"bar-label-outside\"\u003e5’7”\u003c\/div\u003e\n\u003cdiv class=\"bar-container\"\u003e\n\u003cdiv style=\"left: 35%; width: 20%;\" class=\"bar-fill\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"bar-label-outside\"\u003e5’11”\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e56\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cdiv class=\"bar-row\"\u003e\n\u003cdiv class=\"bar-label-outside\"\u003e5’9”\u003c\/div\u003e\n\u003cdiv class=\"bar-container\"\u003e\n\u003cdiv style=\"left: 45%; width: 20%;\" class=\"bar-fill\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"bar-label-outside\"\u003e6’1”\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e58\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cdiv class=\"bar-row\"\u003e\n\u003cdiv class=\"bar-label-outside\"\u003e6’0”\u003c\/div\u003e\n\u003cdiv class=\"bar-container\"\u003e\n\u003cdiv style=\"left: 60%; width: 20%;\" class=\"bar-fill\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"bar-label-outside\"\u003e6’4”\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e61\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cdiv class=\"bar-row\"\u003e\n\u003cdiv class=\"bar-label-outside\"\u003e6’3”\u003c\/div\u003e\n\u003cdiv class=\"bar-container\"\u003e\n\u003cdiv style=\"left: 75%; width: 25%;\" class=\"bar-fill\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"bar-label-outside\"\u003e6’8”\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c!-- Geometry --\u003e\n\u003ch4\u003eGeometry\u003c\/h4\u003e\n\u003cp\u003e\u003cimg style=\"float: none;\" src=\"https:\/\/www.cannondale.com\/-\/media\/images\/my25\/bikes\/road\/endurance\/synapse-carbon\/pdps\/c25_synapse_geotable.ashx?h=3704\u0026amp;iar=0\u0026amp;w=2476\u0026amp;hash=3BDC4044E5C142CE564A245104D771EF\" alt=\"Cannondale Synapse Carbon geometry\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Cannondale","offers":[{"title":"Metallic Red \/ 51cm","offer_id":53274148012397,"sku":"C12075U1051","price":3359.2,"currency_code":"USD","in_stock":false},{"title":"Metallic Red \/ 54cm","offer_id":52620577407341,"sku":"C12075U1054","price":3359.2,"currency_code":"USD","in_stock":false},{"title":"Metallic Red \/ 56cm","offer_id":52620577440109,"sku":"C12075U1056","price":3359.2,"currency_code":"USD","in_stock":false},{"title":"Metallic Red \/ 58cm","offer_id":52211987349869,"sku":"C12075U1058","price":3359.2,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0910\/7528\/1261\/files\/C25_C12075U_Synapse_Crb_4_MRD_PD.jpg?v=1758755485","url":"https:\/\/suburbanskiandbike.com\/products\/cannondale-synapse-carbon-4","provider":"Suburban Ski and Bike","version":"1.0","type":"link"}