Description:

The NCY Clutch Spring QMB139 is a fundamental performance upgrade designed to increase acceleration off the line for your scooter. These springs allow you to dial in your vehicle performance by choosing different stiffness levels based on your specific tuning needs.

• Part Number 1200 1052 1500 RPM
• Quantity Three springs per set
• Primary Benefit Increased acceleration off the line
• Customization Multiple stiffness options available via different colors
• Compatibility QMB139 engines
• Dimensions 5 inches length by 3.5 inches height by 0.5 inches width