This reservoir fits the Long 460, 310, 310C, 310DT, 350, 360, 360C, 445, 445DT, 445SD, 445V, 480, 460DT, 460SD, 460V, 510, 510DT, 260C, 550, 550DT, 560, 560DT, 560DTE, 610, 610C, and 610DT