New Aftermarket Main Double Drive Sprocket Gear Box #80 13T/13T. Sprocket has 13 teeth per sprocket and used on 80 chain. Compatible with John Deere round baler models: 458, 558, 468, 468s, 568, 469, 569, 9 Series Premium
Bore - 1.254"
Bore Type - Hex
Chain Size - 80
Teeth - Double Sprocket; 13 & 13
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Replaces AE74597
OEM# for reference only