John Deere Original Equipment Tire Valve Stem - AT25226 Specifications: Trade Number 618A, Hole Diameter 0.625IN, Base Diameter 0.875IN, Outside Diameter Thread Size 0.482IN, Height 1.560IN, Note B Fits the following John Deere models: 2040, 2240, 2280, 250D, 300D, 310L, 444, 444K, 459, 459SS, 469PR, 469, 469SS, 484, 5076EN, 5090EN, 524K, 5460, 5440, 544K, 559, 620G, 620GP, 640L, 648L, 6620, 672A, 670A, 748L, 7701, 772AH, 770A, 770AH, 772A, 7720, 7721, 7R 210 (S.N. 110101-), 7R 230 (S.N. 110101-), 7R 270 (S.N. 110101-), 7R 290 (S.N. 110101-), 7R 310 (S.N. 110101-), 7R 330 (S.N. 110101-), 8225R (S.N. 000101-053099), 8245R (S.N. 000101-053099), 8270R (S.N. 000101-053099), 8295R (S.N. 000101-053099), 830, 8230R (S.N. 000101-053099), 8345R (S.N.