OEM STYLE, 17-5/8" DIAMETER, 3/4" HUB FOR KEYED SHAFT. METAL SPOKES. FITS TRACTORS SUPER A (s/n 356000 & up), C ( s/n 75098 & up), SUPER C, H, SUPER H, M, MD, W4, W6, SUPER W6 & WD6, W9, WD9, 100, 130, 200, 230, 240, 300, 400