The Kyosho VZ423 Servo Saver Spring is tailored to the V ONE R4, offering improved steering response under varied track conditions. It is a robust replacement part aimed at hobbyists who want consistent handling lap after lap.
Designed to match the geometry and loads of the V ONE R4 servo saver, the VZ423 gives steady tension and resists fatigue. Its construction helps keep steering inputs predictable across practice and race sessions.
Install the Kyosho VZ423 to refine servo centring and reduce unwanted slack. It is a straightforward upgrade for drivers looking to sharpen turn-in and mid-corner response.
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