{"product_id":"dirt-tricks-zirconium-rear-sprocket-for-beta-250-300-xtrainer-and-rr-models-50t-520-chain","title":"Dirt Tricks Zirconium Rear Sprocket for Beta 250\/300 Xtrainer and RR Models - 50T 520 Chain","description":"\u003cp\u003eThe Dirt Tricks Zirconium Rear Sprocket, part number BT-50-Z-C, offers a high-performance upgrade for your Beta motorcycle, including 250 and 300 models from 2013 to 2017. Designed with durability and weight reduction in mind, this sprocket features a revolutionary zirconium coating that reduces friction by up to 50%, enhancing overall drivetrain efficiency and lifespan. Crafted from aerospace-grade steel and heat-treated for maximum strength, it is 2.5 times stronger than stainless steel, ensuring it withstands the rigors of aggressive off-road riding. The minimalist design not only provides a sleek appearance but also minimizes weight, making it comparable to aluminum sprockets while delivering unmatched durability.\u003c\/p\u003e\u003cp\u003eEngineered by Dirt Tricks founder Greg Burns using finite element analysis (FEA) stress testing, this sprocket is built to last an entire season of intense riding. Its innovative coating increases wear resistance and looks sharp with a black chromatic finish that resists corrosion and maintains aesthetic appeal over time. The sprocket's design integrates seamlessly with your bike's existing chain and drivetrain, providing a reliable, high-quality replacement that enhances performance and longevity.\u003c\/p\u003e\u003cp\u003eIdeal for riders seeking a durable, lightweight sprocket with advanced coatings and strength, the Dirt Tricks Zirconium Rear Sprocket is backed by a one-year guarantee. If it wears out within the warranty period, Dirt Tricks will replace it, underscoring their confidence in this premium product. Whether for trail riding, enduro, or motocross, this sprocket delivers superior durability, reduced friction, and a sleek appearance, making it an excellent upgrade for serious off-road enthusiasts.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eDesigned and patented by Dirt Tricks engineer Greg Burns with aerospace steel and heat treatments\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eReduces friction by up to 50% thanks to advanced zirconium coating\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eConstructed from steel that is 2.5 times stronger than stainless steel for maximum durability\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eLightweight design comparable to aluminum sprockets, with a minimalistic appearance\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eBacked by a one-year guarantee, ensuring quality and longevity\u003c\/li\u003e\u003c\/ul\u003e\u003cbr\u003e\nFits,\u003cbr\u003e\nBeta 250 RR (2T)  2014\u003cbr\u003e\nBeta 250 RR (2T)  2015\u003cbr\u003e\nBeta 250 RR (2T)  2017\u003cbr\u003e\nBeta 250 RR (2T) 2013\u003cbr\u003e\nBeta 250 RR (2T) 2016\u003cbr\u003e\nBeta 250 RR (2T) 2018\u003cbr\u003e\nBeta 250 RR (2T) 2019\u003cbr\u003e\nBeta 250 RR (2T) 2020\u003cbr\u003e\nBeta 250 RR (2T) 2021\u003cbr\u003e\nBeta 250 RR (2T) 2022\u003cbr\u003e\nBeta 250 RR (2T) 2023\u003cbr\u003e\nBeta 250 RR (2T) 2024\u003cbr\u003e\nBeta 250 RR (RE) 2017\u003cbr\u003e\nBeta 250 RR (RE) 2018\u003cbr\u003e\nBeta 250 RR (RE) 2019\u003cbr\u003e\nBeta 250 RR (RE) 2020\u003cbr\u003e\nBeta 250 RR (RE) 2021\u003cbr\u003e\nBeta 250 RR (RE) 2022\u003cbr\u003e\nBeta 250 RR (RE) 2023\u003cbr\u003e\nBeta 300 RR (2T)  2013\u003cbr\u003e\nBeta 300 RR (2T)  2016\u003cbr\u003e\nBeta 300 RR (2T) 2014\u003cbr\u003e\nBeta 300 RR (2T) 2015\u003cbr\u003e\nBeta 300 RR (2T) 2017\u003cbr\u003e\nBeta 300 RR (2T) 2018\u003cbr\u003e\nBeta 300 RR (2T) 2019\u003cbr\u003e\nBeta 300 RR (2T) 2020\u003cbr\u003e\nBeta 300 RR (2T) 2021\u003cbr\u003e\nBeta 300 RR (2T) 2022\u003cbr\u003e\nBeta 300 RR (2T) 2023\u003cbr\u003e\nBeta 300 RR (2T) 2024\u003cbr\u003e\nBeta 300 RR (RE) 2017\u003cbr\u003e\nBeta 300 RR (RE) 2018\u003cbr\u003e\nBeta 300 RR (RE) 2019\u003cbr\u003e\nBeta 300 RR (RE) 2020\u003cbr\u003e\nBeta 300 RR (RE) 2021\u003cbr\u003e\nBeta 300 RR (RE) 2022\u003cbr\u003e\nBeta 300 RR (RE) 2023\u003cbr\u003e\nBeta 300 Xtrainer 2015\u003cbr\u003e\nBeta 300 Xtrainer 2016\u003cbr\u003e\nBeta 300 Xtrainer 2017\u003cbr\u003e\nBeta 300 Xtrainer 2018\u003cbr\u003e\nBeta 300 Xtrainer 2019\u003cbr\u003e\nBeta 300 Xtrainer 2020\u003cbr\u003e\nBeta 300 Xtrainer 2021\u003cbr\u003e\nBeta 300 Xtrainer 2022\u003cbr\u003e\nBeta 300 Xtrainer 2023\u003cbr\u003e\nBeta 300 Xtrainer 2024\u003cbr\u003e\nBeta 350 RR (RE) 2017\u003cbr\u003e\nBeta 350 RR (RE) 2018\u003cbr\u003e\nBeta 350 RR (RE) 2019\u003cbr\u003e\nBeta 350 RR (RE) 2020\u003cbr\u003e\nBeta 350 RR (RE) 2021\u003cbr\u003e\nBeta 350 RR (RE) 2022\u003cbr\u003e\nBeta 350 RR (RE) 2023\u003cbr\u003e\nBeta 350 RR 2013\u003cbr\u003e\nBeta 350 RR 2014\u003cbr\u003e\nBeta 350 RR 2015\u003cbr\u003e\nBeta 350 RR 2016\u003cbr\u003e\nBeta 350 RR 2017\u003cbr\u003e\nBeta 350 RR 2018\u003cbr\u003e\nBeta 350 RR 2019\u003cbr\u003e\nBeta 350 RR 2020\u003cbr\u003e\nBeta 350 RR 2021\u003cbr\u003e\nBeta 350 RR 2022\u003cbr\u003e\nBeta 350 RR 2023\u003cbr\u003e\nBeta 350 RR 2024\u003cbr\u003e\nBeta 350 RS 2013\u003cbr\u003e\nBeta 390 RR  2016\u003cbr\u003e\nBeta 390 RR (RE) 2017\u003cbr\u003e\nBeta 390 RR (RE) 2018\u003cbr\u003e\nBeta 390 RR (RE) 2019\u003cbr\u003e\nBeta 390 RR (RE) 2020\u003cbr\u003e\nBeta 390 RR (RE) 2021\u003cbr\u003e\nBeta 390 RR (RE) 2022\u003cbr\u003e\nBeta 390 RR (RE) 2023\u003cbr\u003e\nBeta 390 RR 2015\u003cbr\u003e\nBeta 390 RR 2017\u003cbr\u003e\nBeta 390 RR 2018\u003cbr\u003e\nBeta 390 RR 2019\u003cbr\u003e\nBeta 390 RR 2020\u003cbr\u003e\nBeta 390 RR 2021\u003cbr\u003e\nBeta 390 RR 2022\u003cbr\u003e\nBeta 390 RR 2023\u003cbr\u003e\nBeta 390 RS 2015\u003cbr\u003e\nBeta 390 RS 2016\u003cbr\u003e\nBeta 400 RR 2013\u003cbr\u003e\nBeta 400 RR 2014\u003cbr\u003e\nBeta 400 RS  2014\u003cbr\u003e\nBeta 430 RR  2016\u003cbr\u003e\nBeta 430 RR (RE) 2017\u003cbr\u003e\nBeta 430 RR (RE) 2018\u003cbr\u003e\nBeta 430 RR (RE) 2019\u003cbr\u003e\nBeta 430 RR (RE) 2020\u003cbr\u003e\nBeta 430 RR (RE) 2021\u003cbr\u003e\nBeta 430 RR (RE) 2022\u003cbr\u003e\nBeta 430 RR (RE) 2023\u003cbr\u003e\nBeta 430 RR 2015\u003cbr\u003e\nBeta 430 RR 2017\u003cbr\u003e\nBeta 430 RR 2018\u003cbr\u003e\nBeta 430 RR 2019\u003cbr\u003e\nBeta 430 RR 2020\u003cbr\u003e\nBeta 430 RR 2021\u003cbr\u003e\nBeta 430 RR 2022\u003cbr\u003e\nBeta 430 RR 2023\u003cbr\u003e\nBeta 430 RR 2024\u003cbr\u003e\nBeta 430 RS  2016\u003cbr\u003e\nBeta 430 RS 2015\u003cbr\u003e\nBeta 450 RR 2013\u003cbr\u003e\nBeta 450 RR 2014\u003cbr\u003e\nBeta 450 RS  2014\u003cbr\u003e\nBeta 450 RS 2013\u003cbr\u003e\nBeta 480 RR (RE) 2017\u003cbr\u003e\nBeta 480 RR (RE) 2018\u003cbr\u003e\nBeta 480 RR (RE) 2019\u003cbr\u003e\nBeta 480 RR (RE) 2020\u003cbr\u003e\nBeta 480 RR (RE) 2021\u003cbr\u003e\nBeta 480 RR (RE) 2022\u003cbr\u003e\nBeta 480 RR (RE) 2023\u003cbr\u003e\nBeta 480 RR 2015\u003cbr\u003e\nBeta 480 RR 2016\u003cbr\u003e\nBeta 480 RR 2017\u003cbr\u003e\nBeta 480 RR 2018\u003cbr\u003e\nBeta 480 RR 2019\u003cbr\u003e\nBeta 480 RR 2022\u003cbr\u003e\nBeta 480 RR 2023\u003cbr\u003e\nBeta 480 RR 2024\u003cbr\u003e\nBeta 498 RR 2013\u003cbr\u003e\nBeta 498 RR 2014\u003cbr\u003e\nBeta 500 RS  2015\u003cbr\u003e\nBeta 500 RS 2016","brand":"DIRT TRICKS","offers":[{"title":"Default Title","offer_id":45194581508291,"sku":"254-110150","price":139.95,"currency_code":"USD","in_stock":false}],"url":"https:\/\/kellymotorsport.com\/products\/dirt-tricks-zirconium-rear-sprocket-for-beta-250-300-xtrainer-and-rr-models-50t-520-chain","provider":"Kelly 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