Spring Rate: 0.42 kg/mm

Accuracy and performance. Accurate rates to within 2 percent. High stiffness-to-mass ratio, shot-peened, heat-treated and preset chrome silicon steel. Choose from varying spring rates to suit your biking needs.

2023 fits Beta 125 RR Edition
2023 fits Beta 200 RR Edition
2023 fits Beta 250 RR Edition
2023 fits Beta 300 RR Edition
2021-2023 fits Beta 300 RX
2021-2023 fits Beta 350 RR Edition
2021-2023 fits Beta 390 RR Edition
2021-2023 fits Beta 430 RR Edition
2021-2023 fits Beta 480 RR Edition
2020-2024 fits KAW KX250
2024 fits KAW KX250 50th Anniversary Edition
2021-2024 fits KAW KX250X
2022 fits KAW KX450SR
2019-2025 fits SUZ RM-Z250
2023 fits SUZ RM-Z250 RM Army Edition
2020-2024 fits YAM WR250F
2019-2025 fits YAM WR450F
2022-2025 fits YAM YZ125
2022-2023 fits YAM YZ125 ME Energy fits YAM Edition
2022-2025 fits YAM YZ125X
2022-2025 fits YAM YZ250
2022-2023 fits YAM YZ250 ME Energy fits YAM Edition
2014-2025 fits YAM YZ250F
2021-2023 fits YAM YZ250F ME Energy fits YAM Edition
2020-2025 fits YAM YZ250FX
2022-2025 fits YAM YZ250X
2014-2025 fits YAM YZ450F
2021-2023 fits YAM YZ450F ME Energy fits YAM Edition
2019-2025 fits YAM YZ450FX