This genuine OEM crankshaft pulley is designed for direct replacement on Komatsu PC300-6, PC350, PC400, and PC450 excavator engines, ensuring proper belt drive operation.

OTTO 8-97226830-0 8972268300 897226-8300 Crankshaft Pulley 3LB1 Engine Crankshaft Pulley for Excavator This used for EXCAVATOR,Original new and china could offer and With 3-12 months warranty