NUT BALANCER DRIVE LOCK is a genuine KTM RC 390cc fastener from the CRANKSHAFT assembly, catalogued for KTM RC 390 2018. It is supplied to original-equipment specification for a precise, hassle-free fit on 2018 models.

Ordering by part number JG531040 guarantees you receive the exact item shown. Not sure it fits your bike? Contact us and our team will confirm compatibility before you buy.