AR73325 Fits John Deere Fits JD Tractor Left Hand LH Side Rail 4640 4840One New Aftermarket Replacement Left Hand (LH) Frame Rail Fits John Deere (Fits JD) Tractors This aftermarket replacement Left Hand frame rail, also referred to as a side rail, is a sheet metal structural component that forms part of the tractor's main frame assembly. It is a direct replacement for the original Fits John Deere part on the left side of the machine. This part is sold individually as a single left hand rail verify your side before