Description
A properly tuned primary clutch spring is essential for maximizing belt engagement and maintaining consistent power transfer across your RPM range. The MOOSE UTILITY Primary Clutch Spring with its 33/67 rate delivers the precise engagement characteristics needed for reliable performance in utility and recreational riding. Whether you’re fine-tuning CVT response or replacing a worn spring, this component directly impacts acceleration, fuel efficiency, and drivetrain longevity.
- Color: Blue/Yellow
- Spring Rate: 33/67
- Manufacturer: MOOSE UTILITY
- MPN: 100-1039-PU
- Type: Primary Clutch Spring
- Application: CVT Systems
- Material: High-tensile steel
- Fitment: Vehicle-specific; verify compatibility
- Installation: Bolt-on replacement
- OEM Alternative: Direct replacement spring






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