{"product_id":"trek-madone-sl-5-gen-8-2027","title":"Trek Madone SL 5 Gen 8 2027","description":"\u003cp\u003eThe Trek Madone SL 5 Gen 8 2027 is the entry point into Trek's Gen 8 aero platform — 500 Series OCLV Carbon, the same Full System Foil tube shaping as the flagship SLR, and Shimano 105 mechanical.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cstrong\u003eWHO THIS BIKE SUITS\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYou want a genuine aero road bike without paying flagship carbon prices.\u003c\/p\u003e\u003chr\u003e\n\u003cp\u003eYou're happy with mechanical Shimano 105 rather than electronic shifting.\u003c\/p\u003e\u003chr\u003e\n\u003cp\u003eYou want the same frame technology as the range above it — the aero gains aren't reserved for the expensive builds.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cstrong\u003eIF YOU'RE LOOKING FOR SOMETHING DIFFERENT\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIf you want electronic shifting on the same frame, the SL 6 steps up to Shimano 105 Di2, or the SL 6 AXS to SRAM Rival AXS.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cstrong\u003eWHERE IT SITS IN THE RANGE\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe SL 5 is the value entry point into the Madone Gen 8 range — the same aero frame platform as every bike above it, with mechanical Shimano 105 keeping the price accessible.\u003c\/p\u003e\n\u003cp\u003eFull Madone SL range: \u003ca href=\"\/products\/trek-madone-sl-6-gen-8-2027\"\u003eSL 6\u003c\/a\u003e — \u003ca href=\"\/products\/trek-madone-sl-6-axs-gen-8-2027\"\u003eSL 6 AXS\u003c\/a\u003e — \u003ca href=\"\/products\/trek-madone-sl-7-gen-8-2027\"\u003eSL 7\u003c\/a\u003e.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cstrong\u003eHOW IT RIDES\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIsoFlow comfort\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eGen 8's revised IsoFlow — the open seat tube junction that decouples the seatpost from the rear triangle — is confirmed by multiple independent long-term reviews to deliver a genuine 80% increase in vertical compliance over the previous generation, without giving up power transfer or stiffness under hard efforts. Reviewers consistently describe big hits being absorbed with a noticeable amount of give rather than transmitted straight through, with road buzz reduced to a low hum rather than eliminating comfort to chase aero numbers.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAero and weight\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eFull System Foil tube shaping carries the same aero profile across the whole Madone Gen 8 range regardless of tier — the SL models get the same aerodynamic shaping as the SLR, just in a more economical carbon layup.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cstrong\u003eTHE FINAL WORD\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIf you want the Madone's aero pedigree without paying for electronic shifting, the SL 5 is where we'd start you. Come in and talk to us about sizing — aero road geometry rewards a proper fit more than most bikes.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003eWe reserve the right to make changes to the product information contained on this site at any time without notice, including with respect to equipment, specifications, models, colours, materials and pricing. Due to supply chain issues, compatible parts may be substituted at any time without notice. Bike and frame weights are based on pre-production painted frames at time of publication. Weights may vary in final production.\u003c\/p\u003e\n\u003cdiv class=\"collapsibles-wrapper collapsibles-wrapper--border-bottom\"\u003e\n  \u003cbutton type=\"button\" class=\"label collapsible-trigger collapsible-trigger-btn collapsible-trigger-btn--borders collapsible--auto-height\" aria-expanded=\"false\" aria-controls=\"arn-spec-frame\"\u003eFrame \u0026amp; Fork\u003cspan class=\"collapsible-trigger__icon collapsible-trigger__icon--open\" role=\"presentation\"\u003e\u003csvg aria-hidden=\"true\" focusable=\"false\" role=\"presentation\" class=\"icon icon--wide icon-chevron-down\" viewbox=\"0 0 28 16\"\u003e\u003cpath d=\"m1.57 1.59 12.76 12.77L27.1 1.59\" stroke-width=\"2\" stroke=\"#000\" fill=\"none\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/span\u003e\u003c\/button\u003e\n  \u003cdiv id=\"arn-spec-frame\" class=\"collapsible-content collapsible-content--all\"\u003e\u003cdiv class=\"collapsible-content__inner rte\"\u003e\n\u003cp\u003e\u003cstrong\u003eFrame:\u003c\/strong\u003e 500 Series OCLV Carbon, Full System Foil tube shaping, IsoFlow seat tube, RCS Headset System, electronic or mechanical routing, removable aero chainkeeper, T47 BB, flat mount disc, UDH, 142x12 mm thru axle\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFork:\u003c\/strong\u003e Madone Gen 8 full carbon, tapered carbon steerer, internal brake routing, flat mount disc, 12x100 mm chamfered thru axle\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHeadset:\u003c\/strong\u003e Trek RCS Headset System, integrated, internal cable routing\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBottom bracket:\u003c\/strong\u003e Praxis, T47 threaded, internal bearing\u003c\/p\u003e\n  \u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"collapsibles-wrapper collapsibles-wrapper--border-bottom\"\u003e\n  \u003cbutton type=\"button\" class=\"label collapsible-trigger collapsible-trigger-btn collapsible-trigger-btn--borders collapsible--auto-height\" aria-expanded=\"false\" aria-controls=\"arn-spec-drivetrain\"\u003eDrivetrain\u003cspan class=\"collapsible-trigger__icon collapsible-trigger__icon--open\" role=\"presentation\"\u003e\u003csvg aria-hidden=\"true\" focusable=\"false\" role=\"presentation\" class=\"icon icon--wide icon-chevron-down\" viewbox=\"0 0 28 16\"\u003e\u003cpath d=\"m1.57 1.59 12.76 12.77L27.1 1.59\" stroke-width=\"2\" stroke=\"#000\" fill=\"none\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/span\u003e\u003c\/button\u003e\n  \u003cdiv id=\"arn-spec-drivetrain\" class=\"collapsible-content collapsible-content--all\"\u003e\u003cdiv class=\"collapsible-content__inner rte\"\u003e\n\u003cp\u003e\u003cstrong\u003eShifters:\u003c\/strong\u003e Shimano 105 R7120, 12 speed\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRear derailleur:\u003c\/strong\u003e Shimano 105 R7100, 36T max cog\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCrank:\u003c\/strong\u003e Shimano 105 R7100, 50\/34, 165 mm length\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCassette:\u003c\/strong\u003e Shimano 105 7101, 11-34, 12-speed\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eChain:\u003c\/strong\u003e Shimano SLX M7100, 12-speed\u003c\/p\u003e\n  \u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"collapsibles-wrapper collapsibles-wrapper--border-bottom\"\u003e\n  \u003cbutton type=\"button\" class=\"label collapsible-trigger collapsible-trigger-btn collapsible-trigger-btn--borders collapsible--auto-height\" aria-expanded=\"false\" aria-controls=\"arn-spec-brakes\"\u003eBrakes\u003cspan class=\"collapsible-trigger__icon collapsible-trigger__icon--open\" role=\"presentation\"\u003e\u003csvg aria-hidden=\"true\" focusable=\"false\" role=\"presentation\" class=\"icon icon--wide icon-chevron-down\" viewbox=\"0 0 28 16\"\u003e\u003cpath d=\"m1.57 1.59 12.76 12.77L27.1 1.59\" stroke-width=\"2\" stroke=\"#000\" fill=\"none\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/span\u003e\u003c\/button\u003e\n  \u003cdiv id=\"arn-spec-brakes\" class=\"collapsible-content collapsible-content--all\"\u003e\u003cdiv class=\"collapsible-content__inner rte\"\u003e\n\u003cp\u003e\u003cstrong\u003eBrakeset:\u003c\/strong\u003e Shimano 105 BR-R7170, hydraulic disc\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRotor:\u003c\/strong\u003e Shimano CL700, CentreLock, 160 mm\u003c\/p\u003e\n  \u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"collapsibles-wrapper collapsibles-wrapper--border-bottom\"\u003e\n  \u003cbutton type=\"button\" class=\"label collapsible-trigger collapsible-trigger-btn collapsible-trigger-btn--borders collapsible--auto-height\" aria-expanded=\"false\" aria-controls=\"arn-spec-wheels\"\u003eWheels \u0026amp; Tyres\u003cspan class=\"collapsible-trigger__icon collapsible-trigger__icon--open\" role=\"presentation\"\u003e\u003csvg aria-hidden=\"true\" focusable=\"false\" role=\"presentation\" class=\"icon icon--wide icon-chevron-down\" viewbox=\"0 0 28 16\"\u003e\u003cpath d=\"m1.57 1.59 12.76 12.77L27.1 1.59\" stroke-width=\"2\" stroke=\"#000\" fill=\"none\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/span\u003e\u003c\/button\u003e\n  \u003cdiv id=\"arn-spec-wheels\" class=\"collapsible-content collapsible-content--all\"\u003e\u003cdiv class=\"collapsible-content__inner rte\"\u003e\n\u003cp\u003e\u003cstrong\u003eRims:\u003c\/strong\u003e Bontrager Paradigm 23, Tubeless Ready, 24-hole, 23 mm width, Presta valve\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFront hub:\u003c\/strong\u003e Bontrager alloy, sealed bearing, CenterLock disc, 100x12 mm thru axle\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRear hub:\u003c\/strong\u003e Bontrager alloy, sealed bearing, CenterLock disc, Shimano 11-speed freehub, 142x12 mm thru axle\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTyres:\u003c\/strong\u003e Bontrager R3 Hard-Case Lite, 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rte\"\u003e\n\u003cp\u003e\u003cstrong\u003eHandlebar:\u003c\/strong\u003e Bontrager Comp, alloy, 31.8 mm, 80 mm reach, 121 mm drop, 38 cm control width, 42 cm drop width\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eStem:\u003c\/strong\u003e Trek RCS Pro, -7-degree, 90 mm length\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSaddle:\u003c\/strong\u003e Bontrager Aeolus Elite, austenite rails, 145 mm width\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSeatpost:\u003c\/strong\u003e Madone aero carbon seat post, 0 mm offset, short length\u003c\/p\u003e\n  \u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n","brand":"Trek","offers":[{"title":"XS \/ Gloss Dark Star\/Matte Deep Smoke","offer_id":58507681988982,"sku":"5337896","price":2750.0,"currency_code":"GBP","in_stock":true},{"title":"S \/ Gloss Dark Star\/Matte Deep Smoke","offer_id":58507682021750,"sku":"5337897","price":2750.0,"currency_code":"GBP","in_stock":true},{"title":"M \/ Gloss Dark Star\/Matte Deep 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