J.Costa PRO Variator Kit for GY6 125/150cc - 11.5g

Upgrade your GY6 scooter's CVT performance with the J.Costa PRO variator kit (IT693PRO). This complete kit includes the variator body, variator bell, bushing, slider, and 11.5g rollers — everything needed for a full variator replacement. J.Costa's patented heatsink design reduces internal temperatures, while the precision-engineered roller geometry delivers improved throttle response and smoother power delivery over the stock unit. Professional installation recommended.

Key Benefits:

• Smoother CVT operation and improved aerodynamics
• Weight reduction via inertial control for faster throttle response
• Lower operating temperature — patented heatsink venting design
• Higher-quality components for increased durability and reduced maintenance
• Improved fuel efficiency under normal riding conditions
• Greater throttle reaction via Roller Pressure-Depression effect

Features

• Complete PRO variator kit — includes body, bell, bushing, slider, and 11.5g rollers
• Patented heatsink design reduces internal variator temperature for longer component life
• Inertial weight reduction improves throttle response and CVT engagement
• Roller Pressure-Depression effect delivers faster, more linear throttle reaction
• Higher-quality materials throughout for increased durability and lower maintenance
• OEM reference: IT693PRO | Roller: 11.5g / 25mm | Made in Spain by J.Costa

Specifications

• Brand: J.Costa
• Part Number: IT693PRO | SKU: 184-9
• Roller Weight: 11.5g (25mm)
• Engine: GY6 125cc / 150cc (QMI152 / QMJ157)
• Kit Contents: Variator body, variator bell, bushing, slider, rollers
• Made in Spain

Model Fitment