{"product_id":"race-tech-fork-spring-0-48-kg-mm-for-kawasaki-kx450f-kx250-and-yamaha-yz125-frsp-444748","title":"Race Tech Fork Spring 0.48 kg\/mm for Kawasaki KX450F, KX250 and Yamaha YZ125 – FRSP 444748","description":"The first step to great handling and predictability is selecting proper spring rates. With over 500 Hi-Performance Springs to choose from, Race Tech is almost guaranteed to have the spring you need. Sportbikes are generally under-sprung for the average rider, causing the bike to be unbalanced and unpredictable.\n\u003cp\u003eImprove front-end balance, handling, and suspension predictability with the Race Tech Fork Spring 0.48 kg\/mm. Designed for riders who need properly matched fork spring rates, this high-performance spring helps address the under-sprung feel commonly found on sport and motocross motorcycles. The spring is manufactured from chrome silicon wire for a high stiffness-to-mass ratio and consistent performance.\u003c\/p\u003e\u003cp\u003eEach Race Tech fork spring is shot-peened and heat-treated to support long-term durability, accurate spring rates, and resistance to sacking out over time. The 0.48 kg\/mm rate is engineered to provide dependable fork support and controlled suspension response when properly matched to rider weight, riding style, and motorcycle setup.\u003c\/p\u003e\u003cp\u003eThis Race Tech spring fits 2007–2012 Kawasaki KX450F models, 2005–2007 Kawasaki KX250 models, and the 2005 Yamaha YZ125. Manufacturer and vendor part number: FRSP 444748. Verify the motorcycle model year, required spring rate, and suspension configuration before installation.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSpring Rate: 0.48 kg\/mm\u003c\/li\u003e\n\u003cli\u003eBrand: Race Tech\u003c\/li\u003e\n\u003cli\u003eManufacturer Part Number: FRSP 444748\u003c\/li\u003e\n\u003cli\u003eVendor Part Number: FRSP 444748\u003c\/li\u003e\n\u003cli\u003eMaterial: Chrome silicon wire\u003c\/li\u003e\n\u003cli\u003eConstruction: Shot-peened and heat-treated for durability\u003c\/li\u003e\n\u003cli\u003ePerformance: High stiffness-to-mass ratio with accurate spring rates\u003c\/li\u003e\n\u003cli\u003eDurability: Designed to resist sacking out over time\u003c\/li\u003e\n\u003cli\u003eFitment: 2007–2012 Kawasaki KX450F\u003c\/li\u003e\n\u003cli\u003eFitment: 2005–2007 Kawasaki KX250\u003c\/li\u003e\n\u003cli\u003eFitment: 2005 Yamaha YZ125\u003c\/li\u003e\n\u003c\/ul\u003e\u003cbr\u003e\nFitment:\u003cbr\u003e\n2005 Kawasaki KX250\u003cbr\u003e\n2005 Yamaha YZ125\u003cbr\u003e\n2005 Yamaha YZ250\u003cbr\u003e\n2005 Yamaha YZ250F\u003cbr\u003e\n2005 Yamaha YZ450F\u003cbr\u003e\n2006 Kawasaki KX250\u003cbr\u003e\n2007 Kawasaki KX250\u003cbr\u003e\n2007 Kawasaki KX450F\u003cbr\u003e\n2008 Kawasaki KX450F\u003cbr\u003e\n2009 Kawasaki KX450F\u003cbr\u003e\n2010 Kawasaki KX450F\u003cbr\u003e\n2010 Yamaha YZ450F\u003cbr\u003e\n2011 Kawasaki KX450F\u003cbr\u003e\n2011 Yamaha YZ450F\u003cbr\u003e\n2012 Kawasaki KX450F\u003cbr\u003e\n2012 Yamaha YZ450F\u003cbr\u003e\n2013 Yamaha YZ450F\u003cbr\u003e\n2014 Beta 450 RR\u003cbr\u003e\n2014 Beta 498 RR\u003cbr\u003e\n2015 Yamaha YZ250FX\u003cbr\u003e\n2016 Yamaha YZ250FX\u003cbr\u003e\n2016 Yamaha YZ450FX\u003cbr\u003e\n2017 KTM 150 XC-W\u003cbr\u003e\n2017 KTM 250 EXC-F\u003cbr\u003e\n2017 KTM 250 XC-W\u003cbr\u003e\n2017 Yamaha WR450F\u003cbr\u003e\n2017 Yamaha YZ250FX\u003cbr\u003e\n2017 Yamaha YZ450FX\u003cbr\u003e\n2018 KTM 150 XC-W\u003cbr\u003e\n2018 KTM 250 EXC-F\u003cbr\u003e\n2018 KTM 250 XC-W\u003cbr\u003e\n2018 KTM 250 XC-W TPi\u003cbr\u003e\n2018 KTM 450 EXC-F\u003cbr\u003e\n2018 Yamaha WR250F\u003cbr\u003e\n2018 Yamaha WR450F\u003cbr\u003e\n2018 Yamaha YZ250FX\u003cbr\u003e\n2018 Yamaha YZ450FX\u003cbr\u003e\n2019 KTM 150 XC-W\u003cbr\u003e\n2019 KTM 250 EXC-F\u003cbr\u003e\n2019 KTM 450 EXC-F\u003cbr\u003e\n2019 Yamaha WR250F\u003cbr\u003e\n2019 Yamaha YZ250FX\u003cbr\u003e\n2020 Yamaha WR250F\u003cbr\u003e\n2021 Yamaha WR250F\u003cbr\u003e\n2022 Yamaha WR250F","brand":"RACE TECH","offers":[{"title":"Default Title","offer_id":67558398132459,"sku":"200-444748","price":149.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0611\/3882\/9547\/files\/70e8-5be9d0756ad73_2a750177-85d3-4a23-9a90-92f49d153083.jpg?v=1790761187","url":"https:\/\/ctracingservices.com\/products\/race-tech-fork-spring-0-48-kg-mm-for-kawasaki-kx450f-kx250-and-yamaha-yz125-frsp-444748","provider":"Cascade Tire \u0026 Racing Services","version":"1.0","type":"link"}