{"product_id":"shimano-ultegra-r8000-crankset-single-speed-54t","title":"SHIMANO ULTEGRA R8000 Crankset + Single Speed Chainring (Brand New Take-Off)","description":"\u003ch1\u003eSHIMANO ULTEGRA R8000 Crankset + Single Speed Chainring (Brand New Take-Off)\u003c\/h1\u003e\n\u003cp data-end=\"771\" data-start=\"363\"\u003eThis SHIMANO ULTEGRA R8000 crankset is a brand new take-off, professionally removed from a prototype bike. The pedals have never been installed or ridden. Paired with a CNC-machined wide-narrow single-speed chainring and a genuine SHIMANO SM-BBR60 Ultegra bottom bracket, this setup delivers a premium drivetrain solution for fixed-gear and single-speed builds.\u003c\/p\u003e\n\u003cp data-end=\"1035\" data-start=\"773\"\u003eFeaturing 170mm crankarms, the crankset is matched with a wide-narrow chainring to reduce the risk of chain drop during hard efforts. SHIMANO’s Hollowtech II design provides excellent stiffness, efficient power transfer, and proven long-term reliability.\u003c\/p\u003e\n\u003cp data-end=\"1142\" data-start=\"1037\"\u003eThe 46mm chainline provides extra clearance, making it ideal for single-speed conversions by keeping the chainring safely away from the chainstay while maintaining a clean, straight chainline.\u003c\/p\u003e\n\u003ch2 data-end=\"1170\" data-start=\"1149\"\u003e\u003cstrong data-end=\"1170\" data-start=\"1152\"\u003eSpecifications\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli data-end=\"1210\" data-start=\"1173\"\u003e\n\u003cstrong data-end=\"1186\" data-start=\"1173\"\u003eCrankset:\u003c\/strong\u003e SHIMANO ULTEGRA R8000\u003c\/li\u003e\n\u003cli data-end=\"1241\" data-start=\"1213\"\u003e\n\u003cstrong data-end=\"1233\" data-start=\"1213\"\u003eCrankarm Length:\u003c\/strong\u003e 170mm\u003c\/li\u003e\n\u003cli data-end=\"1286\" data-start=\"1244\"\u003e\n\u003cstrong data-end=\"1263\" data-start=\"1244\"\u003eSpindle System:\u003c\/strong\u003e Hollowtech II (24mm)\u003c\/li\u003e\n\u003cli data-end=\"1309\" data-start=\"1289\"\u003e\n\u003cstrong data-end=\"1303\" data-start=\"1289\"\u003eChainring:\u003c\/strong\u003e 54T\u003c\/li\u003e\n\u003cli data-end=\"1359\" data-start=\"1312\"\u003e\n\u003cstrong data-end=\"1331\" data-start=\"1312\"\u003eChainring Type:\u003c\/strong\u003e Wide-Narrow, CNC-machined\u003c\/li\u003e\n\u003cli data-end=\"1383\" data-start=\"1362\"\u003e\n\u003cstrong data-end=\"1376\" data-start=\"1362\"\u003eChainline:\u003c\/strong\u003e 46mm\u003c\/li\u003e\n\u003cli data-end=\"1423\" data-start=\"1386\"\u003e\n\u003cstrong data-end=\"1406\" data-start=\"1386\"\u003eChainring Bolts:\u003c\/strong\u003e CNC Aero Bolts\u003c\/li\u003e\n\u003cli data-end=\"1472\" data-start=\"1426\"\u003e\n\u003cstrong data-end=\"1445\" data-start=\"1426\"\u003eBottom Bracket:\u003c\/strong\u003e SHIMANO SM-BBR60 Ultegra\u003c\/li\u003e\n\u003cli data-end=\"1519\" data-start=\"1475\"\u003e\n\u003cstrong data-end=\"1489\" data-start=\"1475\"\u003eCondition:\u003c\/strong\u003e Brand New Take-Off (Unused)\u003c\/li\u003e\n\u003cli data-end=\"1568\" data-start=\"1522\"\u003e\n\u003cstrong data-end=\"1540\" data-start=\"1522\"\u003eCompatibility:\u003c\/strong\u003e Single Speed Conversion Project\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"XFIXXI BIKES ONLINE SHOP","offers":[{"title":"Default Title","offer_id":47756214731006,"sku":null,"price":398.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0518\/6348\/6621\/files\/20260131_113706.jpg?v=1769881377","url":"https:\/\/xfixxi.ca\/products\/shimano-ultegra-r8000-crankset-single-speed-54t","provider":"XFIXXI BIKES ONLINE STORE","version":"1.0","type":"link"}