The Husqvarna 574274101 is a genuine OEM oil pump designed for various Husqvarna, Gardena, Jonsered, and McCulloch chainsaw models. This essential component ensures consistent and efficient lubrication of the saw chain, preventing wear and extending the lifespan of the cutting equipment. Manufactured to Husqvarna's high standards, it provides reliable performance and a precise fit for compatible models including Husqvarna 120 Mark II, 130, 135 Mark II, 235, 235e, 236, 236e, 240, 240e, 435, 435e, 440e, Gardena CST3518, Jonsered CS2234, CS2238, and McCulloch CS 35, CS 35S, CS 40, CS 40S.