{"product_id":"race-tech-shock-spring-5-4-kg-mm-for-honda-crf450r-kawasaki-kx450f-and-yamaha-yz450f-srsp-652654","title":"Race Tech Shock Spring 5.4 kg\/mm for Honda CRF450R, Kawasaki KX450F and Yamaha YZ450F, SRSP 652654","description":"HIGH PERFORMANCE SPRINGS: RACE TECH MANUFACTURES PRECISION HIGH PERFORMANCE SPRINGS THAT HAVE A HIGH STIFFNESS TO MASS RATIO. IN OTHER WORDS; OUR SPRINGS ARE LIGHTWEIGHT FOR THE THEIR PARTICULAR RATE. THIS REQUIRES THE FINEST MATERIALS AND PROCESSING.\n\u003cp\u003eThe Race Tech Shock Spring 5.4 kg\/mm is a high-performance suspension spring designed for select motocross applications. Manufactured by Race Tech and identified by manufacturer part number SRSP 652654 and vendor part number 201-652654, this spring delivers a strong stiffness-to-mass ratio for dependable suspension performance without unnecessary weight. Its precision construction supports accurate spring-rate selection and consistent operation under demanding riding conditions.\u003c\/p\u003e\u003cp\u003eDesigned for fitment on 2010–2015 Honda CRF450R, 2013–2014 Kawasaki KX450F, and 2014–2015 Yamaha YZ450F models, the spring is intended for rear shock applications requiring a 5.4 kg\/mm rate. Confirm the exact motorcycle model, year, shock configuration, and required spring rate before installation. Race Tech recommends using its spring-rate selection guidance at \u003ca href=\"https:\/\/www.racetech.com\"\u003eRaceTech.com\u003c\/a\u003e to determine the proper rate for the rider and riding conditions.\u003c\/p\u003e\u003cp\u003eRace Tech produces its high-performance springs using carefully selected materials and controlled manufacturing processes. The result is a lightweight, durable component engineered to maintain reliable suspension response during motocross and off-road use. Professional installation or inspection is recommended to ensure correct fitment, preload adjustment, and safe suspension operation.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHigh-performance Race Tech shock spring with a 5.4 kg\/mm spring rate\u003c\/li\u003e\n\u003cli\u003ePrecision-manufactured design with a high stiffness-to-mass ratio\u003c\/li\u003e\n\u003cli\u003eLightweight construction engineered for dependable suspension performance\u003c\/li\u003e\n\u003cli\u003eFits 2010–2015 Honda CRF450R models\u003c\/li\u003e\n\u003cli\u003eFits 2013–2014 Kawasaki KX450F models\u003c\/li\u003e\n\u003cli\u003eFits 2014–2015 Yamaha YZ450F models\u003c\/li\u003e\n\u003cli\u003eManufacturer: Race Tech\u003c\/li\u003e\n\u003cli\u003eManufacturer part number: SRSP 652654\u003c\/li\u003e\n\u003cli\u003eVendor part number: 201-652654\u003c\/li\u003e\n\u003cli\u003eUse Race Tech spring-rate guidance to confirm the correct application\u003c\/li\u003e\n\u003c\/ul\u003e\u003cbr\u003e\nFitment:\u003cbr\u003e\n2005 Suzuki DR-Z400E CA Model\u003cbr\u003e\n2005 Suzuki DR-Z400E Non CA Model\u003cbr\u003e\n2005 Yamaha YZ250\u003cbr\u003e\n2006 Kawasaki KX450F\u003cbr\u003e\n2006 Suzuki DR-Z400E CA Model\u003cbr\u003e\n2006 Suzuki DR-Z400E Non CA Model\u003cbr\u003e\n2006 Yamaha WR450F\u003cbr\u003e\n2007 Suzuki DR-Z400E CA Model\u003cbr\u003e\n2007 Suzuki DR-Z400E Non CA Model\u003cbr\u003e\n2007 Yamaha WR450F\u003cbr\u003e\n2008 KTM 505 Sx-F\u003cbr\u003e\n2008 Yamaha WR450F\u003cbr\u003e\n2009 KTM 505 Sx-F\u003cbr\u003e\n2009 Yamaha WR450F\u003cbr\u003e\n2010 Honda CRF450R\u003cbr\u003e\n2010 Yamaha WR450F\u003cbr\u003e\n2011 Honda CRF450R\u003cbr\u003e\n2011 Yamaha WR450F\u003cbr\u003e\n2012 Honda CRF450R\u003cbr\u003e\n2013 Honda CRF450R\u003cbr\u003e\n2013 Kawasaki KX450F\u003cbr\u003e\n2014 Honda CRF450R\u003cbr\u003e\n2014 Kawasaki KX450F\u003cbr\u003e\n2014 KTM 250 XC\u003cbr\u003e\n2014 Sherco 250 SE-R Racing\u003cbr\u003e\n2014 Sherco 250 SEF-R Racing\u003cbr\u003e\n2014 Sherco 300 SE-R Racing\u003cbr\u003e\n2014 Sherco 300 SEF-R Racing\u003cbr\u003e\n2014 Yamaha YZ450F\u003cbr\u003e\n2015 Honda CRF450R\u003cbr\u003e\n2015 Kawasaki KX450F\u003cbr\u003e\n2015 KTM 250 XC\u003cbr\u003e\n2015 Sherco 250 SE-R Racing\u003cbr\u003e\n2015 Sherco 250 SEF-R Racing\u003cbr\u003e\n2015 Sherco 300 SE-R Racing\u003cbr\u003e\n2015 Sherco 300 SEF-R Racing\u003cbr\u003e\n2015 Sherco 450 SEF-R Racing\u003cbr\u003e\n2015 Yamaha YZ450F\u003cbr\u003e\n2016 Honda CRF450R\u003cbr\u003e\n2016 Kawasaki KX450F\u003cbr\u003e\n2016 KTM 250 XC\u003cbr\u003e\n2016 Sherco 450 SEF-R Racing\u003cbr\u003e\n2016 Yamaha YZ450F\u003cbr\u003e\n2017 Honda CRF450R\u003cbr\u003e\n2017 Honda CRF450RX\u003cbr\u003e\n2017 Kawasaki KX450F\u003cbr\u003e\n2017 Sherco 250 SC-F Cross Country\u003cbr\u003e\n2017 Sherco 300 SC-F Cross Country\u003cbr\u003e\n2017 Yamaha WR450F\u003cbr\u003e\n2017 Yamaha YZ450F\u003cbr\u003e\n2018 Honda CRF450R\u003cbr\u003e\n2018 Honda CRF450RX\u003cbr\u003e\n2018 Kawasaki KX450F\u003cbr\u003e\n2018 Sherco 125 SE-R Factory\u003cbr\u003e\n2018 Sherco 125 SE-R Racing\u003cbr\u003e\n2018 Yamaha WR450F\u003cbr\u003e\n2018 Yamaha YZ450F\u003cbr\u003e\n2019 Sherco 500 SEF-R Factory\u003cbr\u003e\n2019 Suzuki RM-Z250\u003cbr\u003e\n2019 Yamaha WR450F\u003cbr\u003e\n2019 Yamaha YZ450F\u003cbr\u003e\n2019 Yamaha YZ450FX\u003cbr\u003e\n2020 Sherco 500 SEF-R Factory\u003cbr\u003e\n2020 Sherco 500 SEF-R Racing\u003cbr\u003e\n2020 Suzuki RM-Z250\u003cbr\u003e\n2020 Yamaha WR450F\u003cbr\u003e\n2020 Yamaha YZ250FX\u003cbr\u003e\n2020 Yamaha YZ450F\u003cbr\u003e\n2020 Yamaha YZ450FX\u003cbr\u003e\n2021 Kawasaki KX250X\u003cbr\u003e\n2021 Kawasaki KX450X\u003cbr\u003e\n2021 Sherco 500 SEF-R Factory\u003cbr\u003e\n2021 Sherco 500 SEF-R Racing\u003cbr\u003e\n2021 Suzuki RM-Z250\u003cbr\u003e\n2021 Yamaha WR450F\u003cbr\u003e\n2021 Yamaha YZ250FX\u003cbr\u003e\n2021 Yamaha YZ450F\u003cbr\u003e\n2021 Yamaha YZ450FX\u003cbr\u003e\n2022 Kawasaki KX250X\u003cbr\u003e\n2022 Kawasaki KX450X\u003cbr\u003e\n2022 Sherco 500 SEF-R Factory\u003cbr\u003e\n2022 Suzuki RM-Z250\u003cbr\u003e\n2022 Yamaha WR450F\u003cbr\u003e\n2022 Yamaha YZ250FX\u003cbr\u003e\n2022 Yamaha YZ450F\u003cbr\u003e\n2022 Yamaha YZ450FX\u003cbr\u003e\n2023 Kawasaki KX250X\u003cbr\u003e\n2023 Kawasaki KX450X\u003cbr\u003e\n2023 Sherco 500 SEF-R Factory\u003cbr\u003e\n2023 Suzuki RM-Z250\u003cbr\u003e\n2023 Yamaha WR450F\u003cbr\u003e\n2023 Yamaha YZ250FX\u003cbr\u003e\n2023 Yamaha YZ450F\u003cbr\u003e\n2023 Yamaha YZ450FX\u003cbr\u003e\n2024 Kawasaki KX250X\u003cbr\u003e\n2024 Kawasaki KX450X\u003cbr\u003e\n2024 Suzuki RM-Z250\u003cbr\u003e\n2024 Yamaha WR450F\u003cbr\u003e\n2024 Yamaha YZ250F\u003cbr\u003e\n2024 Yamaha YZ250FX\u003cbr\u003e\n2024 Yamaha YZ450F\u003cbr\u003e\n2024 Yamaha YZ450FX","brand":"RACE TECH","offers":[{"title":"Default Title","offer_id":67556882579691,"sku":"201-652654","price":149.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0611\/3882\/9547\/files\/bc10-65e775746b302_decbbab8-99e8-45e7-a695-ba6b30e0f353.png?v=1790752353","url":"https:\/\/ctracingservices.com\/products\/race-tech-shock-spring-5-4-kg-mm-for-honda-crf450r-kawasaki-kx450f-and-yamaha-yz450f-srsp-652654","provider":"Cascade Tire \u0026 Racing Services","version":"1.0","type":"link"}