Polaris Snowmobile Rear Torsion Spring Kit - 146 - Heavy Duty

Feel the unique rhythm of every trail with this Extra Heavy Duty Spring Kit. These heavy duty springs deliver supreme performance in all conditions and are engineered specifically for passenger riding or heavier riders. This Accessory is Designed to Fit the Following: Snowmobiles , 2025 Patriot 9R Switchback Assault 146 , 2025 INTL - ProStar S4 Nordic Pro 146 , 2025 INTL - Patriot 9R Switchback Assault 146 , 2025 INTL - 650 Nordic Pro 146 ES , 2024-2025 Patriot Boost Switchback Assault 146 , 2023-2024 ProStar S4 Voyageur 146 , 2023-2024 intl ProStar S4 Nordic Pro 146 , 2023-2024 intl 650 Nordic Pro 146 ES , 2023-2024 650 Switchback SP 146 , 2023-2024 650 SKS 146 , 2023 Patriot Boost Switchback Assault 146 , 2022-2025 650 Voyageur 146 , 2022-2025 650 Switchback XC 146 , 2022-2024 850 Switchback XC 146 , 2022 INTL 650 Nordic Pro 146 , 2021-2025 850 Switchback Assault 146 , 2021-2025 650 Switchback Assault 146

FEATURES

• One (1) Rear Torsion Spring Kit - 146 - Heavy Duty
• Provides enhanced stiffness over stock springs
• Includes front & rear track springs