John Deere Original Equipment Ball Joint -AM137741. Stud Size: 12.000 mm. Threads per inch/pitch: 1.25. Flange diameter: 42.000 mm. Center to end: 52.000 mm. Thread length: 13.500 mm. Body diameter: 34.000 mm. Body length: 17.000 mm. Lenght to groove: 12.000 mm. Fits the following John Deere Gators: XUV625i (Gas), XUV825i (Gas), XUV855D (Diesel). This is an OEM John Deere Part. Thanks for looking!