M1861T M410T Manifold Gasket Fits John Deere Tractor M MT 40 320 Fits JD TractorOne New Aftermarket Replacement Manifold Gasket Fits John Deere M Series Tractors This aftermarket replacement manifold gasket is designed to seal the exhaust manifold on Fits John Deere M series and early utility tractors, preventing exhaust leaks and maintaining proper engine performance. It Fits John Deere OEM part numbers M1861T and M410T and is a direct fit solution for the gasoline engine models listed below. Compatible Models Fits John Deere