CYLINDER - SLAVE (Komatsu KO19120003)

A failing slave cylinder can disrupt the precise movement of a mechanical linkage. This aftermarket replacement part references Komatsu as the OE maker and cross-references part number KO19120003. The slave cylinder converts fluid pressure into linear motion to actuate a connected component. A common failure mode involves internal seal deterioration, which leads to fluid bypass and reduced actuation force. Keeping the slave cylinder in sound condition helps maintain consistent mechanical response during operation. Verify the serial number or application, then call (562) 693-7748. This catalog reference supports accurate parts identification for service needs.

Part number variants: KO19120003, ko19120003