Fan Drive Cup for John Deere A all SN: 547261 and up; B all SN: 171992 and up; D SN: 188453 and up; G all SN: 40888 and up; 50 520 530 60 620 630 70 720 730; AO AR all SN: 264644 and up -This part will also fit older serial number models with the fan has been converted to a friction drive fan instead of a rubber mounted fan

Replaces A4059R -