When your Ford 4000 or 4600 starts slipping under load or you're having trouble getting it into gear, chances are your clutch disc is telling you it's time for a change. This 11-inch replacement disc provides reliable power transmission for Ford tractors equipped with independent PTO systems, designed specifically for tractors with independent PTO operation . The spring-center design does more than just connect your engine to the transmission—it smooths out all those jolts and vibrations that come with real farm work. What You're Getting 11-inch diameter gives you the grip you need for pulling heavy implements without slipping 10-spline center hub locks securely to your transmission input shaft—no guesswork on fitment Spring-center damping soaks up engine pulses and drivetrain shock, protecting your transmission Quality friction material that engages smoothly and handles the heat of hard work Built to the same specs as your original disc, so it fits and performs like it should Built for Real Farm Work Your 4000 or 4600 series tractor is likely pulling duty on field cultivation, hay operations, livestock work, and general farm maintenance. These reliable workhorses, produced from 1962 to 1975, feature robust 4-cylinder engines and are commonly employed for plowing, disking, mowing, material transport . Whether you're pushing a heavy bush hog, pulling a loaded manure spreader, or doing loader work around the farmyard, this clutch disc handles the power transfer that makes it all possible. Made to Last Farm clutches take a beating—constant engagement and disengagement, varying loads, and all the vibration that comes with tractor work. This disc is built with heat-resistant friction material and a robust spring center that absorbs the punishment while keeping your drivetrain happy. The quality construction means you'll get years of reliable service, not a quick fix that fails when you need it most. Good to Know The 10-spline clutch disc configuration is critical for proper fit - customers must verify spline count before purchase. Critical: verify the number of splines on your existing clutch disc before purchase, as 10-spline and 15-spline versions are available for different applications . While you're in there, it's smart to replace your pressure plate and release bearing too—doing the whole job at once saves you from pulling it apart again in a year or two.