New Old Stock 12 Tooth Drive Gear with 7/8 Inch Shaft ID for Cole Planters and Fertilizer Side Dresser Attachments.
This is a very common gear that is used through out many models of Cole equipment.
The outside diameter is 5 inch. The center hole (bore) is 7/8 inch in diameter.
This gear Cole part number J-12 can have either a 5/8, 3/4, or 7/8 inch inside hole diameter (bore).
Please verify your drive shaft diameter (bore) to ensure you receive correct gear.
Cole Manufacturing part number J-12, P0J-12.