{"product_id":"trek-supercaliber-slr-gen-2-frameset","title":"Trek Supercaliber SLR Gen 2 Frameset","description":"\u003cp\u003eThe \u003cstrong\u003eTrek Supercaliber SLR Gen 2 Frameset\u003c\/strong\u003e is a \u003cstrong\u003ecross-country race frame\u003c\/strong\u003e built from \u003cstrong\u003eSLR OCLV Mountain Carbon\u003c\/strong\u003e — Trek's highest grade of mountain carbon — with \u003cstrong\u003e80mm of IsoStrut rear travel\u003c\/strong\u003e. IsoStrut is Trek's proprietary integrated suspension system: the rear shock (RockShox SIDLuxe with 2-position remote damper) is mounted inside the seat tube, fully concealed, reducing weight and drag while keeping the silhouette nearly identical to a hardtail. This is a frame built to win XC races. Weight savings are not a secondary consideration here — they are the primary engineering objective.\u003c\/p\u003e\n\u003cp\u003eThe Gen 2 uses SLR OCLV carbon, which differs from standard OCLV Mountain Carbon in construction process and resin system, resulting in lower weight at equivalent stiffness. It eliminates internal guide tubes found in standard OCLV construction, saving further grams at the expense of some routing flexibility — this is a competition-priority decision. UDH is integrated for current AXS and Linkglide drivetrain compatibility. The FSA IS-2 headset (1-1\/8\" top, 1.5\" bottom) accepts current tapered XC fork standards. Head angle of 67.5° and a 110mm fork travel spec place this squarely in UCI XC race territory.\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eWho It's For\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eXC racers and performance-oriented trail riders who want the lightest possible full-suspension Trek MTB frame\u003c\/li\u003e\n\u003cli\u003eRiders who understand IsoStrut's travel limitations and want a near-hardtail feel with a small compliance benefit\u003c\/li\u003e\n\u003cli\u003eBuilders who want UDH compatibility and AXS integration in a top-tier carbon XC race chassis\u003c\/li\u003e\n\u003cli\u003eNot ideal for: trail riding with aggressive features, enduro, or any application where 80mm travel is insufficient; also not a build-it-any-way frame — routing simplification is a weight tradeoff with practical implications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003e\u003cstrong\u003eWhat to Look For\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIsoStrut shock:\u003c\/strong\u003e RockShox SIDLuxe with 2-position remote damper included — fully integrated, not field-swappable like a conventional shock\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTravel:\u003c\/strong\u003e 80mm — this is an XC frame, not a trail frame; confirm 80mm is sufficient for your riding\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo internal guide tubes:\u003c\/strong\u003e Weight savings vs. standard OCLV; confirm cable routing plan before building, as routing is simplified vs. non-SLR OCLV\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFork:\u003c\/strong\u003e Designed for 110mm travel fork — use a purpose-built XC fork, not a trail fork\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eFrame — SLR OCLV Mountain Carbon, IsoStrut 80mm Travel:\u003c\/strong\u003e Trek's highest-grade mountain carbon, IsoStrut integrated suspension (shock inside seat tube), no internal guide tubes for weight savings, UDH, FSA IS-2 headset. Head angle 67.5°, designed for 110mm fork.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eShock — RockShox SIDLuxe (Included):\u003c\/strong\u003e 2-position remote damper, fully integrated into seat tube via IsoStrut system. Not externally visible or field-swappable to a different shock model.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCompatibility — Boost148 \/ 12mm Thru Axle \/ UDH:\u003c\/strong\u003e Boost148 rear spacing, 12mm thru axle, UDH for AXS and Linkglide. FSA IS-2 headset (1-1\/8\" top, 1.5\" bottom crown) included. Designed for a 110mm XC fork.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRouting \u0026amp; Mounts:\u003c\/strong\u003e Simplified internal routing (no guide tubes — SLR weight-savings decision). UDH for rear derailleur. No ISCG mount. No rack or fender mounts.\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eRider Intent Summary\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBiggest strengths:\u003c\/strong\u003e SLR OCLV Mountain Carbon (Trek's lightest mountain grade), IsoStrut integrated suspension, RockShox SIDLuxe included, UDH, near-hardtail weight and silhouette with 80mm compliance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTradeoffs:\u003c\/strong\u003e 80mm travel is a hard limit — not a trail bike; IsoStrut shock is not field-swappable; routing is simplified compared to standard OCLV, which matters for some build configurations\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat makes it different:\u003c\/strong\u003e The IsoStrut system is unique — there is no other XC full-suspension design that integrates the shock inside the seat tube and achieves the resulting weight and aerodynamic profile\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003e\u003cstrong\u003eVictory's Take\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eAt Victory Bicycle Studio, the Supercaliber SLR Gen 2 is the frame we build for XC racers who are serious about race weight and don't want to give up the 80mm compliance advantage of a full-suspension platform — if you're counting grams and racing a clock, this is Trek's answer.\u003c\/p\u003e","brand":"Trek","offers":[{"title":"DEEP SMOKE \/ S","offer_id":53531613102387,"sku":"5310308","price":4399.99,"currency_code":"USD","in_stock":true},{"title":"DEEP SMOKE \/ M","offer_id":53531613069619,"sku":"5310309","price":4399.99,"currency_code":"USD","in_stock":false},{"title":"DEEP SMOKE \/ ML","offer_id":53531612938547,"sku":"5310310","price":4399.99,"currency_code":"USD","in_stock":false},{"title":"DEEP SMOKE \/ L","offer_id":53531612873011,"sku":"5310311","price":4399.99,"currency_code":"USD","in_stock":false},{"title":"DEEP SMOKE \/ XL","offer_id":53531613036851,"sku":"5310312","price":4399.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0981\/3685\/0739\/files\/fb2e10e09bd863473f6882371d174a61ca0bf858_1b2f2760-21eb-483b-ae84-59e8c3c7e7a2.jpg?v=1782159178","url":"https:\/\/victorybicyclestudio.com\/products\/trek-supercaliber-slr-gen-2-frameset","provider":"Victory Bicycle Studio","version":"1.0","type":"link"}