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Proven Part Idler Pulley$13.99
One new lawn mower idler pulley. Replaces OEM# For Murray 91801, 091801MA, 774089, 774089MA, 34-822 FITS 36 inch, 38 inch, 40 inch & 48 inch LAWN TRACTOR Specifications: Width: 1-3/8 inch ID: 1/2 inch OD: 4-3/4 inch Age Group: adult.