{"product_id":"27-5-mountain-bike-st-540-black-red","title":"27.5\" Mountain Bike ST 540 - Black\/Red","description":"\u003cp\u003eThis 27.5\" mountain bike has been designed and developed to best suit mountain-bike rides lasting two to three hours, all year round, in any conditions.\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003ch4\u003eWHAT SIZE MOUNTAIN BIKE TO CHOOSE?\u003c\/h4\u003e\u003cp\u003eSeveral sizes available:\nS: between 1.50m and 1.64m\nM: between 1.65m and 1.74m\nL: between 1.75m and 1.84m\nXL: between 1.85 m and 2.00 m\nIf you are on the limit between 2 sizes:\nChoose the smaller size for easier steering (easier to handle) and comfort (straighter back).\nChoose the larger size for easier pedalling with a more stretched-out position (position more suited to performance).\u003c\/p\u003e\u003ch4\u003eUNISEX FRAME\u003c\/h4\u003e\u003cp\u003eWith a heavily sloped top tube and a wide range of sizes (from S: 1.50m to XL:2.00m).\n\nThe ST 540 mountain bike frame is UNISEX.\n\nThe ST 540 mountain bike is available with the same frame in a WOMEN'S version: fitted seat, narrower handlebar, shorter stem, fork with a more flexible spring, and brake levers that are closer together.\n\nAs a woman, if you choose the men's model, we recommend at least purchasing the Women's Sport 500 saddle which is fitted to the female form.\u003c\/p\u003e\u003ch4\u003eA WORD FROM THE TEAM\u003c\/h4\u003e\u003cp\u003eThe ST 540 mountain bike was fully designed and developed by our passionate MTB team at the B'Twin Village in France (Lille).\nA comfortable, efficient mountain bike: more progressive, powerful hydraulic disc brakes, 100mm travel in the fork to easily ride over obstacles, and simple and effective double chainring,...\nMTBers have been involved at every stage of this bike's development process.\u003c\/p\u003e\u003ch4\u003eA COMFORTABLE, PLAYFUL FRAME\u003c\/h4\u003e\u003cp\u003eFor less weight and more efficient pedalling, the Rockrider ST 540 MTB frame is made from 6061 aluminium (only 2.1 kg in size M). Our designers have designed and developed it so it is comfortable and easy to manoeuvre. Its slope has been designed to keep your back straighter. The lower bottom bracket helps keep you more stable during turns.\u003c\/p\u003e\u003ch4\u003e100 MM FRONT SUSPENSION\u003c\/h4\u003e\u003cp\u003eRide over obstacles with the hydraulic fork. Its 100 mm travel allows you to calmly overcome more obstacles (roots, pebbles, stones, mud).\nIts built-in lockout system helps to prevent bobbing and loss of speed on faster terrain.\u003c\/p\u003e\u003ch4\u003eREAR SUSPENSION: NONE\u003c\/h4\u003e\u003cp\u003eThis mountain bike has no rear suspension.\nThis is a \"semi-rigid\" mountain bike. Compared to a full suspension mountain bike (with rear suspension), the advantages are clear: the mountain bike is lighter; less energy is lost on flatter ground. If however your primary concern is comfort and manoeuvrability, the ST 540 is available in a full suspension version with suspension at the rear.\u003c\/p\u003e\u003ch4\u003eDOUBLE CHAINRING DERAILLEUR AND DRIVETRAIN\u003c\/h4\u003e\u003cp\u003e2 9-speed chainrings for 18 easy-to-use speeds.\nThe thru-axle bottom bracket is very stiff and long-lasting.\n\nDetails: -SHIMANO Altus 22 and 36 tooth double chainring\n-MICROSHIFT FD-M462 front derailleur\n-SHIMANO Altus rear derailleur\n-SHIMANO Acera shifters with speed indicators\n-MICROSHIFT H092 9-cog 11 to 36 tooth cassette\n-KMC X9 chain\u003c\/p\u003e\u003ch4\u003eHANDLEBARS, STEM, GRIPS\u003c\/h4\u003e\u003cp\u003eThe adjustable stem brings the ST 540 controls to your hands. The all-aluminium Rockrider stem is 70 mm (size S), 80 mm (size M\/L), or 90 mm (size XL) and can be raised to 5 adjustment intervals: + 0mm, + 7.5mm, + 15mm, + 22.5mm, + 30mm.\nIn detail:\n- 720mm oversize Rockrider Sport aluminium handlebar\n- Rockrider Sport \"soft touch\" ergonomic grips for good grip and a comfortable feel.\u003c\/p\u003e\u003ch4\u003eSaddle\u003c\/h4\u003e\u003cp\u003eOur teams designed and created an exclusive ROCKRIDER ERGOFIT saddle. Designed for all hip widths, its hammock shape is very comfortable for long, athletic rides. The Flex 27.2mm diameter aluminium seatpost also contributes to its increased level of comfort.\nQuick and easy tool-free adjustment of your saddle height using the adjustment lever on the seat post clamp.\u003c\/p\u003e\u003ch4\u003eHYDRAULIC DISC BRAKES\u003c\/h4\u003e\u003cp\u003eNo matter what conditions you ride in (dry\/wet), the Rockrider by Tektro 160 mm double hydraulic disc brakes will come through for you, even in the mud.\nHydraulic brakes deliver more powerful and progressive braking and require less effort applied to the brake levers.\nThe aluminium brake levers are easy to grip and precise.\u003c\/p\u003e\u003ch4\u003e27.5\" WHEELS WITH DOUBLE-WALLED RIMS AND ALL-CONDITION TYRES\u003c\/h4\u003e\u003cp\u003eThe aluminium wheels are effective and sturdy: 27.5\" diameter and double-walled rims. Their diameter is the perfect balance between comfort and performance. With their 28 spokes, they are lightweight, stiff, and Robust. The wide, ROCKRIDER ALL CONDITIONS (60 TPI) 27.5\" x 2.1 tyres have side knobs designed for riding on all types of terrain (dry, wet, etc.).\nTubeless Ready 23 mm rims: SCHRADER valves, TUBELESS rim tape, TUBELESS tyres, and puncture-proof liquid to be added.\u003c\/p\u003e\u003ch4\u003ePlatform pedals\u003c\/h4\u003e\u003cp\u003eThe ST 540 bike is delivered with ROCKRIDER FLAT flat MTB pedals, with a wider bearing surface and more present studs for better support of the foot on the pedal.\u003c\/p\u003e\u003ch4\u003eEASILY TRANSPORT AND STORE YOUR MOUNTAIN BIKE\u003c\/h4\u003e\u003cp\u003eWe added a quick release system for easily removing\/reattaching the front wheel.\nOur advice: a bike rack is an easy way to transport your mountain bike without dirtying your car.\u003c\/p\u003e\u003ch4\u003eAccessories\u003c\/h4\u003e\u003cp\u003eYour ST 540 mountain bike is fitted with a bell, lights, wheel reflectors and pedals.\nThe frame is compatible with:\n-500 chainstay stand (ref. 8302792)\n-100 bottle cage (ref. 8049106) and 500 bottle cage (ref. 8358133)\n-Mountain bike mudguard set (ref. 8385291)\n-100 saddle bag (ref. 8347394) and 500 saddle bag (ref. 8354448)\n-500 pannier rack (ref. 8364376)\n-100 frame child seat (ref. 8486913 and 8487125), whatever the size\u003c\/p\u003e\u003ch4\u003eCOMFORT \u0026amp; SAFETY\u003c\/h4\u003e\u003cp\u003eYour bike's fittings (chain, derailleur, brakes, etc.) will adjust over time. \u003c\/p\u003e\u003cp\u003eDiscover the effectiveness and playful side of the ST 540 with 27.5\" double-walled rims, hydraulic disc brakes, and the simplicity of its 18-speed double chain wheels. All whilst staying comfortable.\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cdiv class=\"grid__item large--one-half medium--one-half productFeature productFeature--easy-to-breathe\"\u003e\u003cdiv class=\"grid--full\"\u003e\n\u003cdiv class=\"grid__item one-fifth productFeature-icon\"\u003e\u003cimg class=\"productFeature-image\" src=\"\" data-src=\"https:\/\/contents.mediadecathlon.com\/b65198\/pic.jpg\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"grid__item four-fifths productFeature-content\"\u003e\n\u003ch5 class=\"productFeature-title\"\u003eCycling comfort\u003c\/h5\u003e\n\u003cp class=\"productFeature-description\"\u003eEnjoy an upright position, adjustable stem, 100mm suspension and hammock saddle.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/div\u003e\u003cdiv class=\"grid__item large--one-half medium--one-half productFeature productFeature--easy-to-breathe\"\u003e\u003cdiv class=\"grid--full\"\u003e\n\u003cdiv class=\"grid__item one-fifth productFeature-icon\"\u003e\u003cimg class=\"productFeature-image\" src=\"\" data-src=\"https:\/\/contents.mediadecathlon.com\/b72598\/pic.jpg\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"grid__item four-fifths productFeature-content\"\u003e\n\u003ch5 class=\"productFeature-title\"\u003eDirectional control\u003c\/h5\u003e\n\u003cp class=\"productFeature-description\"\u003eControl your trajectory: hydraulic disc brakes, wide tyres and handlebar.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/div\u003e\u003cdiv class=\"grid__item large--one-half medium--one-half productFeature productFeature--easy-to-breathe\"\u003e\u003cdiv class=\"grid--full\"\u003e\n\u003cdiv class=\"grid__item one-fifth productFeature-icon\"\u003e\u003cimg class=\"productFeature-image\" src=\"\" data-src=\"https:\/\/contents.mediadecathlon.com\/b65000\/pic.jpg\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"grid__item four-fifths productFeature-content\"\u003e\n\u003ch5 class=\"productFeature-title\"\u003eEfficiency\u003c\/h5\u003e\n\u003cp class=\"productFeature-description\"\u003eRide efficiently thanks to 27.5\" wheels, 18 speeds and light tyres.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/div\u003e\u003cdiv class=\"grid__item large--one-half medium--one-half productFeature productFeature--easy-to-breathe\"\u003e\u003cdiv class=\"grid--full\"\u003e\n\u003cdiv class=\"grid__item one-fifth productFeature-icon\"\u003e\u003cimg class=\"productFeature-image\" src=\"\" data-src=\"https:\/\/contents.mediadecathlon.com\/b65339\/pic.jpg\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"grid__item four-fifths productFeature-content\"\u003e\n\u003ch5 class=\"productFeature-title\"\u003eEase of use\u003c\/h5\u003e\n\u003cp class=\"productFeature-description\"\u003eLock the fork in one quick step, and adjust the saddle effortlessly.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/div\u003e\u003cdiv class=\"grid__item large--one-half medium--one-half productFeature productFeature--easy-to-breathe\"\u003e\u003cdiv class=\"grid--full\"\u003e\n\u003cdiv class=\"grid__item one-fifth productFeature-icon\"\u003e\u003cimg class=\"productFeature-image\" src=\"\" data-src=\"https:\/\/contents.mediadecathlon.com\/b65019\/pic.jpg\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"grid__item four-fifths productFeature-content\"\u003e\n\u003ch5 class=\"productFeature-title\"\u003eLifetime warranty\u003c\/h5\u003e\n\u003cp class=\"productFeature-description\"\u003eRockrider provides a lifetime guarantee for the frame, stem and handlebars.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/div\u003e\u003cp\u003eThis 27.5\" mountain bike has been designed and developed to best suit mountain-bike rides lasting two to three hours, all year round, in any conditions.\u003c\/p\u003e","brand":"ROCKRIDER","offers":[{"title":"8500757 \/ S - 155-164CM \/ black","offer_id":47177916776626,"sku":"2379153","price":3075.0,"currency_code":"SAR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0526\/7000\/5426\/files\/pic_ee5039db-076d-4c78-8cab-829a83bbbbc6.jpg?v=1781491568","url":"https:\/\/en.preprod.decathlon.com.sa\/ar\/products\/27-5-mountain-bike-st-540-black-red","provider":"Testing Decathlon Saudi Arabia","version":"1.0","type":"link"}