John Deere Original Equipment Idler Sprocket - AN15521

John Deere AN15521 idler sprocket for some round balers
It has 15 teeth for a 60 chain
The idler sprocket has a 5/8 inch bore for mounting
It fits several John Deere round balers: 330, 335, 375, 385, 430, 435, 446, 447, 456, 457, 458, 466, 467, 530, 535, 566, 567, 558, 557, 556
This is an O.E.M. John Deere part.