{"product_id":"dirt-tricks-bt-49-raw-49-tooth-chromoly-rear-sprocket-for-beta-520-chain","title":"Dirt Tricks BT-49-RAW 49-Tooth Chromoly Rear Sprocket for Beta 520 Chain","description":"\u003cp\u003eUpgrade your off-road drivetrain with the Dirt Tricks BT-49-RAW 49-tooth Chromoly Rear Sprocket, engineered for demanding trail and enduro riding. Designed and patented by Dirt Tricks president and engineer Greg Burns, this rear sprocket reflects extensive experience with aerospace steels, advanced heat treatments, and FEA stress analysis. Its minimalist design delivers exceptional strength and durability while maintaining a weight comparable to many aluminum sprockets.\u003c\/p\u003e\u003cp\u003eThe Dirt Tricks BT-49-RAW features a raw chromoly finish and is built for use with a 520 chain. Dirt Tricks rear sprockets are engineered to be approximately 2.5 times stronger than stainless steel, helping resist wear, deformation, and damage during hard riding. The sprocket is also backed by a two-year guarantee, providing replacement coverage if it wears out under normal use.\u003c\/p\u003e\u003cp\u003eFitment includes select Beta motorcycles, including the 2017 Beta 350 RR, 390 RR, 430 RR, and 480 RR; the 2018 Beta 250 RR, 300 RR, 390 RR, 430 RR, and 480 RR; and the 2018 Beta 300 Xtrainer. Confirm the motorcycle model, year, chain size, and tooth count before installation. Manufacturer part number BT-49-RAW and vendor part number BT-49-RAW identify this Dirt Tricks rear sprocket.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e49-tooth chromoly rear sprocket with a raw finish\u003c\/li\u003e\n\u003cli\u003eDesigned for 520 chain applications\u003c\/li\u003e\n\u003cli\u003eEngineered using aerospace steel knowledge, advanced heat treatments, and FEA stress analysis\u003c\/li\u003e\n\u003cli\u003eMinimalist design combines high strength with weight comparable to aluminum sprockets\u003c\/li\u003e\n\u003cli\u003eApproximately 2.5 times stronger than stainless steel\u003c\/li\u003e\n\u003cli\u003eBuilt for extended service life during hard off-road riding\u003c\/li\u003e\n\u003cli\u003eBacked by a two-year wear guarantee\u003c\/li\u003e\n\u003cli\u003eFits select 2017-2018 Beta RR models and the 2018 Beta 300 Xtrainer\u003c\/li\u003e\n\u003c\/ul\u003e\u003cbr\u003e\nFitment:\u003cbr\u003e\n2013 Beta 250 RR (2T)\u003cbr\u003e\n2013 Beta 300 RR (2t)\u003cbr\u003e\n2013 Beta 350 RR\u003cbr\u003e\n2013 Beta 350 RS\u003cbr\u003e\n2013 Beta 400 RR\u003cbr\u003e\n2013 Beta 450 RR\u003cbr\u003e\n2013 Beta 450 RS\u003cbr\u003e\n2013 Beta 498 RR\u003cbr\u003e\n2014 Beta 250 RR (2T)\u003cbr\u003e\n2014 Beta 300 RR (2t)\u003cbr\u003e\n2014 Beta 350 RR\u003cbr\u003e\n2014 Beta 400 RR\u003cbr\u003e\n2014 Beta 400 RS\u003cbr\u003e\n2014 Beta 450 RR\u003cbr\u003e\n2014 Beta 450 RS\u003cbr\u003e\n2014 Beta 498 RR\u003cbr\u003e\n2015 Beta 250 RR (2T)\u003cbr\u003e\n2015 Beta 250 RR (RE)\u003cbr\u003e\n2015 Beta 300 RR (2t)\u003cbr\u003e\n2015 Beta 300 Xtrainer\u003cbr\u003e\n2015 Beta 350 RR\u003cbr\u003e\n2015 Beta 390 RR\u003cbr\u003e\n2015 Beta 390 RS\u003cbr\u003e\n2015 Beta 430 RR\u003cbr\u003e\n2015 Beta 430 RS\u003cbr\u003e\n2015 Beta 450 RR\u003cbr\u003e\n2015 Beta 480 RR\u003cbr\u003e\n2015 Beta 500 RS\u003cbr\u003e\n2016 Beta 250 RR (2T)\u003cbr\u003e\n2016 Beta 250 RR (RE)\u003cbr\u003e\n2016 Beta 300 RR (2t)\u003cbr\u003e\n2016 Beta 300 Xtrainer\u003cbr\u003e\n2016 Beta 350 RR\u003cbr\u003e\n2016 Beta 390 RR\u003cbr\u003e\n2016 Beta 390 RS\u003cbr\u003e\n2016 Beta 430 RR\u003cbr\u003e\n2016 Beta 430 RS\u003cbr\u003e\n2016 Beta 450 RR\u003cbr\u003e\n2016 Beta 480 RR\u003cbr\u003e\n2016 Beta 500 RS\u003cbr\u003e\n2017 Beta 250 RR (2T)\u003cbr\u003e\n2017 Beta 250 RR (RE)\u003cbr\u003e\n2017 Beta 300 RR (2t)\u003cbr\u003e\n2017 Beta 300 RR (RE)\u003cbr\u003e\n2017 Beta 300 Xtrainer\u003cbr\u003e\n2017 Beta 350 RR\u003cbr\u003e\n2017 Beta 350 RR (RE)\u003cbr\u003e\n2017 Beta 390 RR\u003cbr\u003e\n2017 Beta 390 RR (RE)\u003cbr\u003e\n2017 Beta 430 RR\u003cbr\u003e\n2017 Beta 430 RR (RE)\u003cbr\u003e\n2017 Beta 450 RR\u003cbr\u003e\n2017 Beta 480 RR\u003cbr\u003e\n2017 Beta 480 RR (RE)\u003cbr\u003e\n2017 Beta 498 RR\u003cbr\u003e\n2018 Beta 250 RR (2T)\u003cbr\u003e\n2018 Beta 250 RR (RE)\u003cbr\u003e\n2018 Beta 300 RR (2t)\u003cbr\u003e\n2018 Beta 300 RR (RE)\u003cbr\u003e\n2018 Beta 300 Xtrainer\u003cbr\u003e\n2018 Beta 350 RR\u003cbr\u003e\n2018 Beta 350 RR (RE)\u003cbr\u003e\n2018 Beta 390 RR\u003cbr\u003e\n2018 Beta 390 RR (RE)\u003cbr\u003e\n2018 Beta 430 RR\u003cbr\u003e\n2018 Beta 430 RR (RE)\u003cbr\u003e\n2018 Beta 450 RR\u003cbr\u003e\n2018 Beta 480 RR\u003cbr\u003e\n2018 Beta 480 RR (RE)\u003cbr\u003e\n2018 Beta 498 RR\u003cbr\u003e\n2019 Beta 250 RR (2T)\u003cbr\u003e\n2019 Beta 250 RR (RE)\u003cbr\u003e\n2019 Beta 300 RR (2t)\u003cbr\u003e\n2019 Beta 300 RR (RE)\u003cbr\u003e\n2019 Beta 300 Xtrainer\u003cbr\u003e\n2019 Beta 350 RR\u003cbr\u003e\n2019 Beta 350 RR (RE)\u003cbr\u003e\n2019 Beta 390 RR\u003cbr\u003e\n2019 Beta 390 RR (RE)\u003cbr\u003e\n2019 Beta 430 RR\u003cbr\u003e\n2019 Beta 430 RR (RE)\u003cbr\u003e\n2019 Beta 450 RR\u003cbr\u003e\n2019 Beta 480 RR\u003cbr\u003e\n2019 Beta 480 RR (RE)\u003cbr\u003e\n2019 Beta 498 RR\u003cbr\u003e\n2020 Beta 250 RR (2T)\u003cbr\u003e\n2020 Beta 250 RR (RE)\u003cbr\u003e\n2020 Beta 300 RR (2t)\u003cbr\u003e\n2020 Beta 300 RR (RE)\u003cbr\u003e\n2020 Beta 300 Xtrainer\u003cbr\u003e\n2020 Beta 350 RR\u003cbr\u003e\n2020 Beta 350 RR (RE)\u003cbr\u003e\n2020 Beta 390 RR\u003cbr\u003e\n2020 Beta 390 RR (RE)\u003cbr\u003e\n2020 Beta 430 RR\u003cbr\u003e\n2020 Beta 430 RR (RE)\u003cbr\u003e\n2020 Beta 450 RR\u003cbr\u003e\n2020 Beta 480 RR (RE)\u003cbr\u003e\n2021 Beta 250 RR (2T)\u003cbr\u003e\n2021 Beta 250 RR (RE)\u003cbr\u003e\n2021 Beta 300 RR (2t)\u003cbr\u003e\n2021 Beta 300 RR (RE)\u003cbr\u003e\n2021 Beta 300 Xtrainer\u003cbr\u003e\n2021 Beta 350 RR\u003cbr\u003e\n2021 Beta 350 RR (RE)\u003cbr\u003e\n2021 Beta 390 RR\u003cbr\u003e\n2021 Beta 390 RR (RE)\u003cbr\u003e\n2021 Beta 430 RR\u003cbr\u003e\n2021 Beta 430 RR (RE)\u003cbr\u003e\n2021 Beta 450 RR\u003cbr\u003e\n2021 Beta 480 RR (RE)\u003cbr\u003e\n2022 Beta 250 RR (2T)\u003cbr\u003e\n2022 Beta 250 RR (RE)\u003cbr\u003e\n2022 Beta 300 RR (2t)\u003cbr\u003e\n2022 Beta 300 RR (RE)\u003cbr\u003e\n2022 Beta 300 Xtrainer\u003cbr\u003e\n2022 Beta 350 RR\u003cbr\u003e\n2022 Beta 350 RR (RE)\u003cbr\u003e\n2022 Beta 390 RR\u003cbr\u003e\n2022 Beta 390 RR (RE)\u003cbr\u003e\n2022 Beta 430 RR\u003cbr\u003e\n2022 Beta 430 RR (RE)\u003cbr\u003e\n2022 Beta 480 RR\u003cbr\u003e\n2022 Beta 480 RR (RE)\u003cbr\u003e\n2023 Beta 250 RR (2T)\u003cbr\u003e\n2023 Beta 250 RR (RE)\u003cbr\u003e\n2023 Beta 300 RR (2t)\u003cbr\u003e\n2023 Beta 300 RR (RE)\u003cbr\u003e\n2023 Beta 300 Xtrainer\u003cbr\u003e\n2023 Beta 350 RR\u003cbr\u003e\n2023 Beta 350 RR (RE)\u003cbr\u003e\n2023 Beta 390 RR\u003cbr\u003e\n2023 Beta 390 RR (RE)\u003cbr\u003e\n2023 Beta 430 RR\u003cbr\u003e\n2023 Beta 430 RR (RE)\u003cbr\u003e\n2023 Beta 480 RR\u003cbr\u003e\n2023 Beta 480 RR (RE)\u003cbr\u003e\n2024 Beta 250 RR (2T)\u003cbr\u003e\n2024 Beta 250 RR (RE)\u003cbr\u003e\n2024 Beta 300 RR (2t)\u003cbr\u003e\n2024 Beta 300 RR (RE)\u003cbr\u003e\n2024 Beta 300 Xtrainer\u003cbr\u003e\n2024 Beta 350 RR\u003cbr\u003e\n2024 Beta 350 RR (RE)\u003cbr\u003e\n2024 Beta 390 RR\u003cbr\u003e\n2024 Beta 390 RR (RE)\u003cbr\u003e\n2024 Beta 430 RR\u003cbr\u003e\n2024 Beta 430 RR (RE)\u003cbr\u003e\n2024 Beta 480 RR\u003cbr\u003e\n2024 Beta 480 RR (RE)\u003cbr\u003e\n2025 Beta 250 RR (2T)\u003cbr\u003e\n2025 Beta 250 RR (RE)\u003cbr\u003e\n2025 Beta 300 RR (2t)\u003cbr\u003e\n2025 Beta 300 RR (RE)\u003cbr\u003e\n2025 Beta 300 Xtrainer\u003cbr\u003e\n2025 Beta 350 RR\u003cbr\u003e\n2025 Beta 350 RR (RE)\u003cbr\u003e\n2025 Beta 390 RR\u003cbr\u003e\n2025 Beta 390 RR (RE)\u003cbr\u003e\n2025 Beta 430 RR\u003cbr\u003e\n2025 Beta 430 RR (RE)\u003cbr\u003e\n2025 Beta 480 RR\u003cbr\u003e\n2025 Beta 480 RR (RE)\u003cbr\u003e\n2026 Beta 250 RR (2T)\u003cbr\u003e\n2026 Beta 250 RR (RE)\u003cbr\u003e\n2026 Beta 300 RR (2t)\u003cbr\u003e\n2026 Beta 300 RR (RE)\u003cbr\u003e\n2026 Beta 300 Xtrainer\u003cbr\u003e\n2026 Beta 350 RR\u003cbr\u003e\n2026 Beta 350 RR (RE)\u003cbr\u003e\n2026 Beta 390 RR\u003cbr\u003e\n2026 Beta 390 RR (RE)\u003cbr\u003e\n2026 Beta 430 RR\u003cbr\u003e\n2026 Beta 430 RR (RE)\u003cbr\u003e\n2026 Beta 480 RR\u003cbr\u003e\n2026 Beta 480 RR (RE)","brand":"DIRT TRICKS","offers":[{"title":"Default Title","offer_id":67551129927915,"sku":"254-110149W","price":139.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0611\/3882\/9547\/files\/6018-68f131225c24c_34bf004e-46c1-4284-9a23-6a26b8593d25.jpg?v=1790714633","url":"https:\/\/ctracingservices.com\/products\/dirt-tricks-bt-49-raw-49-tooth-chromoly-rear-sprocket-for-beta-520-chain","provider":"Cascade Tire \u0026 Racing Services","version":"1.0","type":"link"}