The Yokomo FA-19021S FANTOM brings HELIX RS SPEC refinements aimed at racers who value control and consistency. Its updated rotor balance and case styling are designed to give stable performance across varying conditions.
Developed to align with ROAR rules, the HELIX RS SPEC's dual balance rotor reduces the chance of stalling in tight sections and improves driveability on both sealed circuits and loose surfaces. JMRCA approval is pending, and the spec focuses on dependable lap times rather than peak-only output.
The FA-19021S features a carefully tuned stator for a mix of torque and efficiency, plus robust stator plates to withstand regular racing. The rotor choices RSR 24mm, RS 25mm (Standard), and RST 26mm give racers options to fine tune acceleration and high speed for their local tracks.
The Yokomo FA-19021S FANTOM motor is suited to drivers who want a controllable 13.5T package. Its adaptability across rotor choices and improved cooling makes setup tuning straightforward.
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