Stage6 Contra (Torque) Springs – Piaggio / GY6 4T

Stage6 torque springs for fine-tuning variator behavior and shift response on Piaggio and GY6 4-stroke engines.

Available strengths : Soft / Medium / Hard

Material: Carbon-silicon spring steel

Heat-treated with black coating

Optimizes belt tension and RPM control

Compatibility: Piaggio & GY6 4-stroke engines