AM67736HD Clutch Disc, Heavy Duty 6 PadOne New Aftermarket Replacement Clutch Disc, Heavy Duty 6 Pad Fits International Tractors Fits 14" Single Clutch 1566, 1568, 1586, 3788, 6788 Tech Info: The center drive hub is not mounted solid to the solid steel plate. Most commonly you will see a spring loaded assembly. CUSHIONED 1 3 8", 13 SplineDSB* 6 Button The most aggressive clutch material is the bronze, metallic button. It offers extended life using reduced static pressures and a quick,