Product information "Back pressure spring Polini 6,0mm 66,5kg (+0%) - Kymco 400 - Honda SH 350"
The Polini back pressure spring for the Kymco 400 - Honda SH 350 is designed as a replacement for the original OEM spring and therefore corresponds to the original back pressure spring. The resistance spring of the pulley system is very important for the adjustment of the variator group.

• Härte +0% - 66.5kg at 66mm (corresponds to the OEM spring)
• Coils 4.5
• Thickness 6.0mm
• Length (relaxed) 100mm
• Diameter (inside) 56.5mm