(1) New aftermarket replacement 9 spline coupler Fits John Deere model(s): crawler dozer: 450, 450b, 450c Replaces part number: t24849 OEM Numbers Are Provided for Reference Only. Please Verify Fit Prior To Ordering. Please Note: Some Listings Use Stock Images for Reference and May Differ from the Actual Product. (1) New Aftermarket Replacement 9 Spline CouplerFits John Deere Model(s):Crawler Dozer:450, 450B, 450CTech Info:Length: 1 13/16''Inner Diameter: 5/8''Outer Diameter: 1''Splines: 9Replaces Part Number:T24849