What year is my Troy-Bilt Bronco Riding Mower S.N. 1D064H10317?

Based on the serial number S.N. 1D064H10317, your Troy-Bilt Bronco Riding Mower was likely manufactured in 2006. The first digit after the "D" represents the year of production, which in this case indicates 2006. For precise confirmation, check the owner's manual or contact Troy-Bilt customer service.