{"product_id":"dirt-tricks-hv-49-z-c-49-tooth-zirconium-rear-sprocket-for-sherco-520-chain","title":"Dirt Tricks HV-49-Z-C 49-Tooth Zirconium Rear Sprocket for Sherco 520 Chain","description":"\u003cp\u003eUpgrade your off-road drivetrain with the Dirt Tricks HV-49-Z-C 49-tooth rear sprocket, engineered for demanding enduro and cross-country riding. This Chromatic rear sprocket is manufactured from high-strength chromoly steel with Dirt Tricks’ advanced zirconium coating, providing an excellent balance of low weight, long service life, and reduced friction. The 520 chain configuration is designed for compatible Sherco motorcycles and provides dependable power transfer in challenging riding conditions.\u003c\/p\u003e\u003cp\u003eDesigned and patented by Dirt Tricks president and engineer Greg Burns, the rear sprocket reflects extensive experience with aerospace steels, heat treatment, and FEA stress analysis. Its minimalist profile helps keep weight comparable to aluminum sprockets while delivering substantially greater durability. Dirt Tricks states that its rear sprockets are 2.5 times stronger than stainless steel, making this model a practical choice for riders who prioritize dependable performance throughout a hard riding season.\u003c\/p\u003e\u003cp\u003eThe zirconium coating helps reduce friction by up to 50 percent while improving wear resistance and giving the sprocket its distinctive Chromatic appearance. The sprocket is backed by Dirt Tricks’ one-year replacement guarantee if it wears out. The HV-49-Z-C fits 2017–2020 Sherco 250 SC Cross Country, Sherco 300 SC Cross Country, and select 2019–2020 Sherco 450 SC-F Cross Country applications. Confirm the motorcycle model, year, chain size, tooth count, and mounting configuration before installation.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e49-tooth rear sprocket designed for 520 chain applications\u003c\/li\u003e\n\u003cli\u003eChromoly steel and zirconium construction for strength and extended wear life\u003c\/li\u003e\n\u003cli\u003eChromatic finish with reduced friction and improved durability\u003c\/li\u003e\n\u003cli\u003eMinimalist design helps provide aluminum-comparable weight with greater toughness\u003c\/li\u003e\n\u003cli\u003eDirt Tricks engineering based on aerospace steel, heat treatment, and FEA stress analysis\u003c\/li\u003e\n\u003cli\u003eClaimed to be 2.5 times stronger than stainless steel\u003c\/li\u003e\n\u003cli\u003eBacked by Dirt Tricks’ one-year replacement guarantee if the sprocket wears out\u003c\/li\u003e\n\u003cli\u003eFits 2017–2020 Sherco 250 SC Cross Country and Sherco 300 SC Cross Country models\u003c\/li\u003e\n\u003cli\u003eFits 2019–2020 Sherco 450 SC-F Cross Country models\u003c\/li\u003e\n\u003c\/ul\u003e\u003cbr\u003e\nFitment:\u003cbr\u003e\n2017 Sherco 250 SC Cross Country\u003cbr\u003e\n2017 Sherco 300 SC Cross Country\u003cbr\u003e\n2018 Sherco 250 SC Cross Country\u003cbr\u003e\n2018 Sherco 300 SC Cross Country\u003cbr\u003e\n2019 Sherco 250 SC Cross Country\u003cbr\u003e\n2019 Sherco 300 SC Cross Country\u003cbr\u003e\n2019 Sherco 450 SC-F Cross Country\u003cbr\u003e\n2020 Sherco 250 SC Cross Country\u003cbr\u003e\n2020 Sherco 300 SC Cross Country\u003cbr\u003e\n2020 Sherco 450 SC-F Cross Country","brand":"DIRT TRICKS","offers":[{"title":"Default Title","offer_id":67551227511019,"sku":"254-170149","price":139.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0611\/3882\/9547\/files\/dc6e-6165d1f6119e3_f80d3525-586d-4dc3-986b-c361af511b42.jpg?v=1790716355","url":"https:\/\/ctracingservices.com\/products\/dirt-tricks-hv-49-z-c-49-tooth-zirconium-rear-sprocket-for-sherco-520-chain","provider":"Cascade Tire \u0026 Racing Services","version":"1.0","type":"link"}