For tuners seeking improved clutch behaviour, the XRAY 388580 springs with a 0.6mm wire diameter offer a reliable upgrade for NT18 and NT18T cars. They help deliver a more consistent engagement point for better throttle modulation.
Made from resilient steel, the XRAY 388580 springs hold tension to provide repeatable performance across sessions. The 0.6mm gauge is chosen to balance engagement firmness and longevity for competitive use.
Direct fit for XRAY NT18 and NT18T models, these springs allow quick clutch behaviour adjustments without major rebuilds. Fitting them can improve launch smoothness and make power delivery easier to control on varying surfaces.
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