{"product_id":"race-tech-fork-spring-0-40kg-for-kawasaki-kx450f-and-yamaha-yz125","title":"Race Tech Fork Spring 0.40kg for Kawasaki KX450F and Yamaha YZ125","description":"\u003cp\u003eThe 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\u003cbr\u003e\u003c\/p\u003e\u003cp\u003eUpgrade your off-road motorcycle's suspension with the Race Tech Fork Spring 0.40kg, designed for select Kawasaki KX and Yamaha YZ models. Constructed from high-quality chrome silicon wire, this spring offers exceptional durability and consistent performance. Its high stiffness-to-mass ratio ensures precise handling and improved stability, making it an ideal choice for riders seeking optimal control on challenging terrain. Shot-peened and heat-treated, the spring resists sacking-out and maintains its rate over time, providing reliable responsiveness during demanding rides. Proper spring selection is crucial for balanced handling and predictability, especially on off-road bikes that are often under-sprung for the rider's weight and riding style. Race Tech offers over 500 high-performance springs, ensuring you'll find a perfect match for your setup. Installation of this spring can significantly enhance your bike's suspension feel, reducing bottoming out and improving overall ride quality. Whether you're racing or trail riding, this spring helps your bike perform at its best with consistent, accurate rates that translate to better control and confidence. Designed specifically for use on Kawasaki KX450F (2007-2012), Kawasaki KX250 (2005-2007), and Yamaha YZ125 (2005), this fork spring is a straightforward upgrade to your motorcycle’s suspension system. Invest in premium quality components like the Race Tech Fork Spring 0.40kg to ensure your bike responds predictably and handles superbly under various riding conditions, making it an essential component for serious off-road enthusiasts.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eHigh quality chrome silicon wire construction\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eHigh stiffness-to-mass ratio for optimal performance\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eShot-peened and heat-treated for enhanced durability\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eAccurate spring rates for predictable handling\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eResists sacking-out over time\u003c\/li\u003e\u003c\/ul\u003e\n\n\u003cp\u003eProduct Type: Suspension\n\u003cbr\u003eRate: .40 kg\n\u003cbr\u003eSegment: Offroad\n\u003cbr\u003eDivision: Suspension \u0026amp; Swingarms\n\u003cbr\u003eClass: Suspension \u0026amp; Components\n\u003cbr\u003eSub Class: Forks \u0026amp; Components\u003c\/p\u003e\n\n\u003cp\u003eFITMENT:\n\u003cbr\u003e2005 Kawasaki KX250\n\u003cbr\u003e2005 Yamaha YZ125\n\u003cbr\u003e2005 Yamaha YZ250\n\u003cbr\u003e2005 Yamaha YZ250F\n\u003cbr\u003e2005 Yamaha YZ450F\n\u003cbr\u003e2006 Kawasaki KX250\n\u003cbr\u003e2007 Kawasaki KX250\n\u003cbr\u003e2007 Kawasaki KX450F\n\u003cbr\u003e2008 Kawasaki KX450F\n\u003cbr\u003e2009 Kawasaki KX450F\n\u003cbr\u003e2010 Kawasaki KX450F\n\u003cbr\u003e2010 Yamaha YZ450F\n\u003cbr\u003e2011 Kawasaki KX450F\n\u003cbr\u003e2011 Yamaha YZ450F\n\u003cbr\u003e2012 Kawasaki KX450F\n\u003cbr\u003e2012 Yamaha YZ450F\n\u003cbr\u003e2013 Yamaha YZ450F\n\u003cbr\u003e2014 Beta 450 RR\n\u003cbr\u003e2014 Beta 498 RR\n\u003cbr\u003e2015 Yamaha YZ250FX\n\u003cbr\u003e2016 Yamaha YZ250FX\n\u003cbr\u003e2016 Yamaha YZ450FX\n\u003cbr\u003e2017 KTM 150 XC-W\n\u003cbr\u003e2017 KTM 250 EXC-F\n\u003cbr\u003e2017 KTM 250 XC-W\n\u003cbr\u003e2017 Yamaha WR450F\n\u003cbr\u003e2017 Yamaha YZ250FX\n\u003cbr\u003e2017 Yamaha YZ450FX\n\u003cbr\u003e2018 KTM 150 XC-W\n\u003cbr\u003e2018 KTM 250 EXC-F\n\u003cbr\u003e2018 KTM 250 XC-W\n\u003cbr\u003e2018 KTM 250 XC-W TPi\n\u003cbr\u003e2018 KTM 450 EXC-F\n\u003cbr\u003e2018 Yamaha WR250F\n\u003cbr\u003e2018 Yamaha WR450F\n\u003cbr\u003e2018 Yamaha YZ250FX\n\u003cbr\u003e2018 Yamaha YZ450FX\n\u003cbr\u003e2019 KTM 150 XC-W\n\u003cbr\u003e2019 KTM 250 EXC-F\n\u003cbr\u003e2019 KTM 450 EXC-F\n\u003cbr\u003e2019 Yamaha WR250F\n\u003cbr\u003e2019 Yamaha YZ250FX\n\u003cbr\u003e2020 Yamaha WR250F\n\u003cbr\u003e2021 Yamaha WR250F\n\u003cbr\u003e2022 Yamaha WR250F\u003c\/p\u003e","brand":"RACE TECH","offers":[{"title":"Default Title","offer_id":47678571839645,"sku":"200-444740","price":149.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0742\/9242\/8957\/files\/70e8-5be9d0756ad73_9e7c2222-b52b-4a16-b98e-917bbef89405.jpg?v=1772039364","url":"https:\/\/thepartjungle.com\/products\/race-tech-fork-spring-0-40kg-for-kawasaki-kx450f-and-yamaha-yz125","provider":"The Part Jungle","version":"1.0","type":"link"}