Replace OEM:

Toro: 105-1688

Fit Models:

Toro:74212, Z252L; 74209 and 74225, Z253; 74203, 74226 and 74234, Z255; Z Masters with 62" deck

Notes:

Cast iron assembly with greas zerk and blade bolt

Upper Pulley Outer Diameter  6 11/16"

Lower Pulley Outer Diameter  5 7/16"

Blade Saddle Width 2 9/16"

Height: 6 9/16"