Bobcat 6539097 Drive Sprocket Assembly

Drive sprocket assembly designed for Bobcat compact excavator track drive systems. Features 21 precision-machined teeth for optimal track link engagement and 9 equally spaced bolt holes for secure mounting to the drive motor output flange. Inner bore diameter measures 8 inches (203.2 mm) with a 14 inch (355.6 mm) outer diameter. Mounting holes are 0.5 inch (12.7 mm) diameter. Constructed from hardened alloy steel for wear resistance in abrasive undercarriage environments. Direct replacement for Bobcat OEM part numbers 6539097, 6587310, 6811940, and superseded 6814137. Compatibility varies by machine serial number; verify fitment before installation.