The Race Tech SRSP 652657 Shock Spring is a precision-engineered 5.7 kg spring designed for performance-focused motorcycle suspension applications. Race Tech manufactures its high-performance springs with a high stiffness-to-mass ratio, providing a lightweight design for the specified spring rate. This helps support responsive suspension performance while maintaining the strength and consistency required for demanding riding conditions.
Designed for fitment on select Honda, Kawasaki, and Yamaha motocross motorcycles, this Race Tech shock spring is compatible with the 2010–2015 Honda CRF450R, 2013–2014 Kawasaki KX450F, and 2014–2015 Yamaha YZ450F. Confirm motorcycle fitment and suspension requirements before installation, as the correct spring rate depends on rider weight, riding style, motorcycle setup, and terrain. Race Tech recommends using its spring-rate selection resources to determine the proper application.
Manufacturer: Race Tech
Vendor Part Number: SRSP 652657
Spring Rate: 5.7 kg
Application: Motorcycle shock suspension
Fitment: 2010–2015 Honda CRF450R; 2013–2014 Kawasaki KX450F; 2014–2015 Yamaha YZ450F
Features:
- High-performance shock spring engineered by Race Tech for demanding motorcycle suspension applications
- 5.7 kg spring rate supports precise suspension tuning and consistent performance
- High stiffness-to-mass ratio provides a lightweight design for its specified rate
- Precision-manufactured using high-quality materials and processing
- Fits select 2010–2015 Honda CRF450R, 2013–2014 Kawasaki KX450F, and 2014–2015 Yamaha YZ450F models
- Use Race Tech spring-rate guidance to select the correct spring for rider weight and setup
Fitment:
2005 Suzuki DR-Z400E CA Model
2005 Suzuki DR-Z400E Non CA Model
2005 Yamaha YZ250
2006 Kawasaki KX450F
2006 Suzuki DR-Z400E CA Model
2006 Suzuki DR-Z400E Non CA Model
2006 Yamaha WR450F
2007 Suzuki DR-Z400E CA Model
2007 Suzuki DR-Z400E Non CA Model
2007 Yamaha WR450F
2008 KTM 505 Sx-F
2008 Yamaha WR450F
2009 KTM 505 Sx-F
2009 Yamaha WR450F
2010 Honda CRF450R
2010 Yamaha WR450F
2011 Honda CRF450R
2011 Yamaha WR450F
2012 Honda CRF450R
2013 Honda CRF450R
2013 Kawasaki KX450F
2014 Honda CRF450R
2014 Kawasaki KX450F
2014 KTM 250 XC
2014 Sherco 250 SE-R Racing
2014 Sherco 250 SEF-R Racing
2014 Sherco 300 SE-R Racing
2014 Sherco 300 SEF-R Racing
2014 Yamaha YZ450F
2015 Honda CRF450R
2015 Kawasaki KX450F
2015 KTM 250 XC
2015 Sherco 250 SE-R Racing
2015 Sherco 250 SEF-R Racing
2015 Sherco 300 SE-R Racing
2015 Sherco 300 SEF-R Racing
2015 Sherco 450 SEF-R Racing
2015 Yamaha YZ450F
2016 Honda CRF450R
2016 Kawasaki KX450F
2016 KTM 250 XC
2016 Sherco 450 SEF-R Racing
2016 Yamaha YZ450F
2017 Honda CRF450R
2017 Honda CRF450RX
2017 Kawasaki KX450F
2017 Sherco 250 SC-F Cross Country
2017 Sherco 300 SC-F Cross Country
2017 Yamaha WR450F
2017 Yamaha YZ450F
2018 Honda CRF450R
2018 Honda CRF450RX
2018 Kawasaki KX450F
2018 Sherco 125 SE-R Factory
2018 Sherco 125 SE-R Racing
2018 Yamaha WR450F
2018 Yamaha YZ450F
2019 Sherco 500 SEF-R Factory
2019 Suzuki RM-Z250
2019 Yamaha WR450F
2019 Yamaha YZ450F
2019 Yamaha YZ450FX
2020 Sherco 500 SEF-R Factory
2020 Sherco 500 SEF-R Racing
2020 Suzuki RM-Z250
2020 Yamaha WR450F
2020 Yamaha YZ250FX
2020 Yamaha YZ450F
2020 Yamaha YZ450FX
2021 Kawasaki KX250X
2021 Kawasaki KX450X
2021 Sherco 500 SEF-R Factory
2021 Sherco 500 SEF-R Racing
2021 Suzuki RM-Z250
2021 Yamaha WR450F
2021 Yamaha YZ250FX
2021 Yamaha YZ450F
2021 Yamaha YZ450FX
2022 Kawasaki KX250X
2022 Kawasaki KX450X
2022 Sherco 500 SEF-R Factory
2022 Suzuki RM-Z250
2022 Yamaha WR450F
2022 Yamaha YZ250FX
2022 Yamaha YZ450F
2022 Yamaha YZ450FX
2023 Kawasaki KX250X
2023 Kawasaki KX450X
2023 Sherco 500 SEF-R Factory
2023 Suzuki RM-Z250
2023 Yamaha WR450F
2023 Yamaha YZ250FX
2023 Yamaha YZ450F
2023 Yamaha YZ450FX
2024 Kawasaki KX250X
2024 Kawasaki KX450X
2024 Suzuki RM-Z250
2024 Yamaha WR450F
2024 Yamaha YZ250F
2024 Yamaha YZ250FX
2024 Yamaha YZ450F
2024 Yamaha YZ450FX