HD-OEM: 37449-56Part Number: 17-1140 Manufacturer: V-Twin UOM: 1 - EA Summary:Clutch gear for Sportster, 17 tooth, includes bushing and Torrington needle bearing.Type: 4-Speed Fitment: K 1956-1956 XLH 1957-1966 XLCH 1957-1966 Country of Origin: Imported