{"product_id":"shimano-ultegra-fc-r8100-kettenblatt-34-zaehne-110mm-lk-12-fach","title":"SHIMANO ULTEGRA FC R8100 CHAINRING 34 TEETH 110MM BCD 12-SPEED","description":"\u003cp\u003e\u003cstrong\u003eSHIMANO ULTEGRA FC-R8100 CHAINRING (34 TEETH | NK | BCD 110 MM | 4-ARM | 12-SPEED)\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThe original Shimano Ultegra FC-R8100 chainring offers maximum shifting precision and optimal durability for modern 12-speed drivetrain systems. Crafted from lightweight and torsion-resistant aluminum, it ensures lightning-fast, smooth gear shifts under load and efficient power transmission.\u003c\/p\u003e\n\n\u003cp\u003eThis small chainring features **34 teeth** (type designation NK) and is perfectly matched to the large 50-tooth chainring of the Ultegra R8100 series (50-34T compact gearing). It features the asymmetric **4-bolt bolt circle diameter of 110 mm** and is precision-engineered for the Shimano Ultegra FC-R8100 and FC-R8100-P power meter cranksets.\u003c\/p\u003e\n\n\u003cp\u003eFeatures \u0026amp; Specifications\u003cbr\u003e\n• \u003cstrong\u003eBrand \/ Group:\u003c\/strong\u003e Shimano Ultegra \/ R8100 series\u003cbr\u003e\n• \u003cstrong\u003eShifting speeds:\u003c\/strong\u003e 2x12-speed road bike drivetrains\u003cbr\u003e\n• \u003cstrong\u003eTooth count \u0026amp; type:\u003c\/strong\u003e 34 teeth (Code: NK)\u003cbr\u003e\n• \u003cstrong\u003eBCD \u0026amp; mounting:\u003c\/strong\u003e 110 mm BCD \/ bolt circle | Asymmetric 4-arm standard\u003cbr\u003e\n• \u003cstrong\u003eMaterial:\u003c\/strong\u003e High-quality aluminum\u003cbr\u003e\n• \u003cstrong\u003eCompatibility:\u003c\/strong\u003e Shimano Ultegra cranks (FC-R8100 \u0026amp; FC-R8100-P power meter)\u003cbr\u003e\n• \u003cstrong\u003eCombination:\u003c\/strong\u003e Optimally matched for 50-34T gearing\u003cbr\u003e\n• \u003cstrong\u003eDesign:\u003c\/strong\u003e 1x chainring (small, 34T)\u003cbr\u003e\n• \u003cstrong\u003eMPN \/ EAN:\u003c\/strong\u003e Y0NG34000 | 4550170168025\u003c\/p\u003e\n\n\u003cp\u003eScope of delivery\u003cbr\u003e\n1x Shimano Ultegra FC-R8100 chainring 34 teeth (NK) \/ BCD 110 mm.\u003c\/p\u003e\n\n\u003cp\u003eConclusion\u003cbr\u003e\nOriginal Shimano replacement chainring of the Ultegra 12-speed class: FC-R8100 with 34 teeth, 110 mm BCD, and perfect shifting performance for compact gear ratios.\u003c\/p\u003e","brand":"Shimano","offers":[{"title":"34 TEETH","offer_id":53389049561355,"sku":"Y0NG34000","price":8.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0681\/0235\/7259\/files\/shimano-ultegra-fc-r8100-kettenblatt-34-zaehne-110mm-lk-12-fach-shimano-kettenblatt-6613988.jpg?v=1790453119","url":"https:\/\/www.usedbikes-ob.de\/en\/products\/shimano-ultegra-fc-r8100-kettenblatt-34-zaehne-110mm-lk-12-fach","provider":"USEDBIKES-OB.DE","version":"1.0","type":"link"}