STM Ski-Doo TRA Primary Clutch Spring- Blue 240/390 SDPS-1

Ski-Doo - Snowmobile

• 2.9" Load - 240 lbs
• 1.6" Load - 390 lbs
• Largest selection of springs to tune from
• Fine tune your engagement and top RPM as you like
• Manufactured from highest quality materila
• 5% tolerance for consistency