














The YASUNI Axial 4T variator incorporates YASUNI's patented axial transmission technology developed for 4-stroke engines. Designed for urban commuting, it aims to enhance transmission consistency and responsiveness in daily use: smooth starts, quick accelerations in the city, and uniform behaviour during acceleration. Its design focuses on durability and ease of maintenance for daily scooter rides.
Key features:
The Axial 4T is a variator intended for urban scooters seeking a reliable and high-performance transmission without heavy modifications. Frequent compatibility: SYM Symphony SR/S 125 (2022–2023 models). For optimal installation, check the reference and installation recommendations with your workshop or the manufacturer's documentation.