For drivers refining the T4 2017, the XRAY 305919 narrow pinion provides a low-mass, durable alternative. Crafted from aircraft duraluminum, it is 1.5mm slimmer and roughly 25% lighter than conventional pinions, helping reduce inertia without sacrificing rigidity.
Cut on a specially adapted precision gear machine, this narrow pinion achieves tight concentricity tolerances. All gear edges are chamfered and the component is treated with a hardcoat to improve wear resistance and maintain shape over time.
The XRAY 19T narrow pinion integrates smoothly with standard spur gears and is especially effective with XRAY spurs, helping to eliminate throttle on/off chatter for a cleaner throttle feel.
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