When your PTO clutch starts slipping or won't engage properly, you know it's time for a replacement. This 9-inch PTO disc is what transfers power from your engine to run everything from balers and mowers to spreaders and post hole diggers. If you've been dealing with implements that bog down under load or a PTO that chatters when you engage it, this precision-built disc will get your power take-off system back to reliable operation. What You're Getting 9-inch diameter provides the surface area needed for smooth power transfer without slipping 10-spline hub with 1-3/4 inch center ensures positive engagement with your PTO shaft Organic friction material stands up to the heat and stress of agricultural work Direct replacement that fits right in without modifications or adjustments Built for Real Farm Work This disc works in Massey Ferguson tractors from the compact 35 series up through the bigger 100, 700, and 800 series models, plus various Case IHC tractors and even some industrial equipment. Whether you're running a dairy operation with a feed mixer, cutting hay with a disc mower, or maintaining pastures with a rotary cutter, this is the same quality disc that came in your tractor originally. Made to Last PTO clutches work hard in dusty, demanding conditions, and this disc is built to handle it all. The organic friction material provides smooth engagement while resisting glazing and heat damage. The precision-machined hub ensures perfect alignment and even wear, so you'll get thousands of hours of dependable service. Good to Know Replacing a PTO disc requires splitting the tractor, so this isn't a quick field repair. While you're in there, it's smart to check the pressure plate for scoring and consider replacing the release bearing if it's been making noise. Make sure your PTO housing is clean and the splines aren't worn before installation - a little anti-seize on the splines makes future service easier.