TOOL SPRING ADJUSTER is a genuine KTM DUKE 390cc spring from the Tool Kit assembly, catalogued for KTM DUKE 390 2018. It is supplied to original-equipment specification for a precise, hassle-free fit on 2018 models.

Ordering by part number JY231002 guarantees you receive the exact item shown. Not sure it fits your bike? Contact us and our team will confirm compatibility before you buy.