UMA Racing Clutch CVT Pulley Roller 20 X 12 for Yamaha Aerox 155 - 02PR0617/ 02PR0618/ 02PR0619

Uma Racing CVT Pulley Roller 20 x 12 | Yamaha Aerox 155

Optimize your Yamaha Aerox 155’s transmission performance with Uma Racing CVT Pulley Rollers. These precision-engineered rollers are designed to fine-tune your scooter's acceleration and top-speed characteristics by providing consistent weight distribution and low-friction operation within the variator.

Key Features

• Precision Weight Calibration: Available in specific weights to allow riders to customize their CVT shift points based on their performance needs (e.g., faster off-the-line acceleration vs. higher top speed).

• High-Durability Material: Manufactured from advanced heat-resistant polymers designed to withstand the high centrifugal forces and thermal stress of performance CVT systems.

• Low Friction Design: Engineered with a smooth surface finish to ensure consistent movement within the pulley tracks, reducing wear on the variator.

• Universal Compatibility: Specifically sized at 20 x 12 to fit the Yamaha Aerox 155 and other compatible Yamaha models.

Technical Specifications

Why Choose Uma Racing Rollers?

Uma Racing is a leader in high-performance scooter components. These rollers are essential for riders who have modified their exhaust or engine and need to re-balance their transmission to keep the engine in its optimal power band. By choosing the correct weight—often denoted by different colors or laser-etched markings—you can significantly improve the "snap" of your Aerox's throttle response.