The Serpent 401669 Shock Piston fits the 4-X chassis and uses a 2-hole layout to allow finer damping adjustments. This setup gives racers the control needed to tweak handling for varying track surfaces.
Manufactured for dependable service life, these pistons offer steady performance across sessions and are a sensible choice for those keeping their 4-X running at its best. They are straightforward to install for anyone familiar with standard shock rebuilds.
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