{"product_id":"trek-marlin-5-gen-3-aluminum-9-speed-hardtail-mountain-bike","title":"Trek Marlin 5 Gen 3 Aluminum 9 Speed Hardtail Mountain Bike","description":"\u003cp\u003eThe Marlin 5 Gen 3 is Trek's entry-level aluminum hardtail mountain bike, designed for new mountain bikers and riders looking for a durable trail tool without a significant investment. It runs \u003cstrong\u003eShimano CUES 9-speed drivetrain\u003c\/strong\u003e with an 11-46 cassette — a wide-range setup that handles climbing and descending without requiring a front derailleur. Braking is handled by Shimano MT200 hydraulic disc, which delivers reliable stopping power in wet and dry conditions at a price point where mechanical disc is often the standard.\u003c\/p\u003e\u003cp\u003eFrame sizing determines wheel size: XS and S frames run \u003cstrong\u003e27.5-inch wheels\u003c\/strong\u003e, while M through XXL frames use \u003cstrong\u003e29-inch wheels\u003c\/strong\u003e. The SR Suntour XCT 30 coil-spring fork provides 100mm of travel with hydraulic lockout — useful on smoother climbs. The frame includes internal routing for a dropper seatpost (sold separately), rack mounts, and a 135x5mm ThruSkew rear axle. At 33.3 lbs, this is a practical, tough platform that takes abuse well.\u003c\/p\u003e\u003ch4\u003e\u003cstrong\u003eWho It's For\u003c\/strong\u003e\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eFirst-time mountain bike buyers who want hydraulic brakes and a real drivetrain without overspending\u003c\/li\u003e\n\u003cli\u003eRiders who plan to use the bike for trail riding, gravel paths, and recreational off-road\u003c\/li\u003e\n\u003cli\u003eYounger or smaller riders who need 27.5\" wheel sizing (XS\/S frames)\u003c\/li\u003e\n\u003cli\u003eNot ideal for: technical singletrack riders or anyone planning aggressive descents — consider the Marlin 7 or Roscoe for more capable suspension and geometry\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003e\u003cstrong\u003eWhat to Look For\u003c\/strong\u003e\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWheel size by frame:\u003c\/strong\u003e XS and S sizes run 27.5\", all other sizes run 29\" — confirm which wheel diameter fits your height before ordering\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDropper post upgrade:\u003c\/strong\u003e The frame is internally routed for a dropper, which significantly improves trail riding capability — worth budgeting for early\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eFrame — Alpha Silver Aluminum:\u003c\/strong\u003e Trek's entry aluminum alloy is built to last through hard use. The Gen 3 frame includes internal routing for both derailleur cable and a dropper seatpost, rack mounts, and kickstand mount — practical additions for a bike that may see commuting or bikepacking use alongside trail riding. The 135x5mm ThruSkew rear axle improves wheel stiffness over quick-release while staying compatible with standard tooling.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFork — SR Suntour XCT 30, 100mm Coil:\u003c\/strong\u003e The XCT 30 is a coil-spring fork with hydraulic lockout — suitable for entry trail riding and smooth dirt, but will feel soft on technical terrain compared to air forks. The lockout is useful when climbing fire roads. XS frames receive 80mm of travel; all other sizes receive 100mm.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDrivetrain — Shimano CUES U4000, 9-speed:\u003c\/strong\u003e CUES is Shimano's updated MTB drivetrain platform with LINKGLIDE chain technology, designed for durability and smooth shifting under load. The 11-46 cassette range is wide enough for most off-road terrain on a 1x setup. The 32T chainring with 52mm chainline is a standard mountain geometry.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eBrakes — Shimano MT200 Hydraulic Disc:\u003c\/strong\u003e Two-piston hydraulic disc brakes with 160mm rotors front and rear (180mm rear on M and larger sizes). MT200 is a proven, serviceable system — a genuine advantage at this price over cable-actuated disc options that require more frequent adjustment.\u003c\/p\u003e\u003ch4\u003e\u003cstrong\u003eRider Intent Summary\u003c\/strong\u003e\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBiggest strengths:\u003c\/strong\u003e Hydraulic disc braking, wide-range 9-speed CUES drivetrain, and dropper-post-ready frame at an accessible entry price\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTradeoffs:\u003c\/strong\u003e Coil-spring fork limits technical terrain capability; 33.3 lbs is on the heavier end; ThruSkew rear axle is not a true thru-axle upgrade path\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat makes it different:\u003c\/strong\u003e The Shimano CUES LINKGLIDE drivetrain with its 11-46 cassette is specced for durability under repeated shifting load — uncommon on bikes at this price\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003e\u003cstrong\u003eVictory's Take\u003c\/strong\u003e\u003c\/h4\u003e\u003cp\u003eAt Victory Bicycle Studio, we consider the Marlin 5 a reliable starting point — the hydraulic brakes and CUES drivetrain hold up to real use, and the dropper routing means you can upgrade the bike meaningfully as your riding progresses.\u003c\/p\u003e","brand":"Trek","offers":[{"title":"Fury Red \/ XS","offer_id":53475249520947,"sku":"5337015","price":849.99,"currency_code":"USD","in_stock":true},{"title":"Fury Red \/ M","offer_id":53475249553715,"sku":"5337017","price":849.99,"currency_code":"USD","in_stock":true},{"title":"Fury Red \/ L","offer_id":53475249586483,"sku":"5337019","price":849.99,"currency_code":"USD","in_stock":true},{"title":"Miami Green \/ ML","offer_id":53475257450803,"sku":"5337032","price":849.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0981\/3685\/0739\/files\/trek-marlin-5-gen-3-aluminum-9-speed-hardtail-mountain-bike-miami-green-2.jpg?v=1781270514","url":"https:\/\/victorybicyclestudio.com\/products\/trek-marlin-5-gen-3-aluminum-9-speed-hardtail-mountain-bike","provider":"Victory Bicycle Studio","version":"1.0","type":"link"}