It appears that you've provided information about a piece of equipment: Year: 2008 Manufacturer: John Deere Model: 4830 Hours: 3171 This information suggests that you are referring to a John Deere 4830 self-propelled sprayer manufactured in the year 2008 and has accumulated approximately 3171 operational hours. If you have any specific questions or if there's more information you would like to know or share about this equipment, feel free to provide additional details or ask your question!