{"product_id":"sitta-aluminium-rear-sprocket-bmw-s1000rr-k46-202y-37-47","title":"Sitta Aluminium Kettenrad BMW S1000RR K46 (2009–2018) 202Y – 37–47 Zähne, 520er Teilung","description":"\u003cp\u003eAus hochwertigem Aluminium geschmiedet und in acht eloxierten Farben erhältlich, ist das Sitta 202Y Kettenrad das ultimative Upgrade für BMW-S1000RR-, S1000XR- und S1000R-Fahrer, die weder bei der Optik noch bei der reinen Leistung Kompromisse eingehen wollen. Elf Zähnezahlen von 37 bis 47 Zähnen lassen dich deine Übersetzung präzise einstellen, ob du Rundenzeiten auf der Strecke jagst oder alltägliche Zuverlässigkeit auf der Straße verlangst.\u003c\/p\u003e\u003ch2\u003eWichtige Merkmale\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eHochwertige Aluminiumkonstruktion hält das Gewicht bei nur 350 g (Größe 45), reduziert die ungefederte Masse für schärferes Ansprechverhalten und agileres Handling.\u003c\/li\u003e\n\u003cli\u003e520er-Teilungsspezifikation optimiert das Kettenrad für Leistungs- und Renneinsatz, wo jedes Gramm und jedes Watt Antriebseffizienz zählt.\u003c\/li\u003e\n\u003cli\u003eElf Zahn-Optionen von 37 bis 47 Zähnen geben dir feinstufige Kontrolle über deine Enduntersetzung für jedes Streckenlayout oder jeden Fahrstil.\u003c\/li\u003e\n\u003cli\u003eErhältlich in acht eloxierten Ausführungen — Silber, Schwarz, hart eloxiert, Rot, Blau, Orange, Gold und Grün —, sodass das Kettenrad zum optischen Statement wie zum funktionalen Upgrade wird.\u003c\/li\u003e\n\u003cli\u003eDie hart eloxierte Option liefert eine messbar widerstandsfähigere Oberflächenbehandlung als Standard-Eloxierung, widersteht Verschleiß und Korrosion bei anhaltend hoher Belastung.\u003c\/li\u003e\n\u003cli\u003eKettenradträger-Lochkreis 110\/131 – 5-Loch sorgt für präzise, unkomplizierte Montage ohne Modifikation.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDesign, Oberfläche und Erbe\u003c\/h2\u003e\u003cp\u003eSitta hat sich über Jahrzehnte einen Ruf als Zulieferer von Antriebskomponenten für Privatfahrer und werksunterstützte Teams in ganz Europa aufgebaut. Das 202Y-Kettenrad spiegelt dieses Erbe wider: Das Zahnprofil ist CNC-gefräst auf präzise Toleranzen und erzeugt eine Oberfläche, die von der ersten Gliedmasche an sauber mit einer 520er-Kette zusammenarbeitet. Jede Farbvariante ist eloxiert statt lackiert, was bedeutet, dass die Oberfläche in das Aluminium eindringt, statt darauf zu liegen — sie platzt oder blättert nicht ab wie ein Lack. Die hart eloxierte Option geht noch weiter und erzeugt eine Oberflächenhärte, die den abrasiven Bedingungen wiederholter Trackdays standhält, ohne frühen Austausch zu verlangen.\u003c\/p\u003e\u003cp\u003eDie acht Farboptionen sind kein Beiwerk. Ob du eine Renn-Replika-Lackierung passend zur M-Motorsport-Verkleidung deiner S1000RR aufbaust oder einfach ein dezentes silbernes oder schwarzes Kettenrad willst, das im Antrieb verschwindet — die Auswahl deckt jeden Geschmack ab. Genau diese Detailgenauigkeit bei der Oberfläche unterscheidet ein echtes Leistungsbauteil von einem generischen Ersatzteil.\u003c\/p\u003e\u003ch2\u003eÜbersetzungsstrategie\u003c\/h2\u003e\u003cp\u003eDie richtige Zähnezahl zu wählen, ist eine der einfachsten und kosteneffizientesten Tuning-Entscheidungen für einen BMW-S-Serien-Fahrer. Das Sitta 202Y macht diese Wahl über ein breites Spektrum zugänglich:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eKleinere Zahnzahlen (37–42 Zähne) reduzieren die Enduntersetzung, erhöhen die Höchstgeschwindigkeit und senken die Motordrehzahl bei Autobahntempo — ideal für schnelle Strecken oder Langstrecken-Straßenfahrt.\u003c\/li\u003e\n\u003cli\u003eGrößere Zahnzahlen (43–47 Zähne) erhöhen die Enduntersetzung, schärfen die Beschleunigung aus langsamen Kurven und lassen das Bike agiler und ansprechfreudiger wirken — die bevorzugte Wahl für enge, technische Streckenlayouts oder sportliches Fahren auf Landstraßen.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eDa das 202Y in allen elf Zahnzahlen in einer einzigen Qualitätsstufe erhältlich ist, kannst du mit verschiedenen Übersetzungen experimentieren, ohne bei jedem Schritt in ein neues Kettenrad zu investieren.\u003c\/p\u003e\u003ch2\u003ePassform und Kompatibilität\u003c\/h2\u003e\u003cp\u003eDas Sitta 202Y ist ausschließlich für 520er-Ketten ausgelegt und passt an folgende BMW-Modelle:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eBMW S1000RR K46 (Modelljahre 2009 – 2018)\u003c\/li\u003e\n\u003cli\u003eBMW S1000XR (Modelljahre 2015 – 2018)\u003c\/li\u003e\n\u003cli\u003eBMW S1000R (Modelljahre 2014 – 2018)\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eKettenradträger-Lochkreis: 110\/131 – 5-Loch. Prüfe deine Kettenteilung vor der Bestellung; dieses Kettenrad ist nur mit 520er Teilung kompatibel.\u003c\/p\u003e\u003ch2\u003eTechnische Daten\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eMerkmal\u003c\/th\u003e\n\u003cth\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMarke\u003c\/td\u003e\n\u003ctd\u003eSitta\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTeilenummer\u003c\/td\u003e\n\u003ctd\u003e202Y\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eAluminium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTeilung\u003c\/td\u003e\n\u003ctd\u003e520\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVerfügbare Zähne\u003c\/td\u003e\n\u003ctd\u003e37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGewicht (Größe 45)\u003c\/td\u003e\n\u003ctd\u003eca. 350 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eKettenradträger-Lochkreis\u003c\/td\u003e\n\u003ctd\u003e110\/131 – 5-Loch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVerfügbare Farben\u003c\/td\u003e\n\u003ctd\u003eSilber, Schwarz, hart eloxiert, Rot, Blau, Orange, Gold, Grün\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePassform\u003c\/td\u003e\n\u003ctd\u003eBMW S1000RR K46 (2009-2018), BMW S1000XR (2015-2018), BMW S1000R (2014-2018)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e","brand":"Sitta","offers":[{"title":"37 \/520 \/ Silver","offer_id":53166902378762,"sku":"si202Y37si520","price":56.6,"currency_code":"EUR","in_stock":true},{"title":"37 \/520 \/ Black","offer_id":53166902411530,"sku":"si202Y37sw520","price":73.19,"currency_code":"EUR","in_stock":true},{"title":"37 \/520 \/ Hard-anodised","offer_id":53166902444298,"sku":"si202Y37od520","price":73.19,"currency_code":"EUR","in_stock":true},{"title":"37 \/520 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