Bobcat 864 Bottom Roller | Part #6689371

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Bobcat 864 Bottom Roller | Part #6689371This replacement bottom roller is cataloged for Bobcat 864 and is intended for service in the tracked undercarriage. The bottom roller carri es machine load along the lower track path and supports stable belt travel.Built for Undercarriage ServiceWear components operate as a system. Correct geometry, mounting, and alignment matter because a worn sprocket, seized roller, damaged idler, or incorrect tension can accelerate wear across new and existing components.Confirm Fitment Before InstallationMatch the machine model and the physical part configuration before installation. TrackTECH can verify the application using the machine model, existing part information, and undercarriage details when needed.Service the System, Not Just One PartInspect the track, sprocket teeth, rollers, idlers, guards, alignment, and tension while the machine is accessible. Replacing a failed component without correcting related wear can shorten service life and create tracking problems.TrackTECH provides fitment support before shipment and 24-month warranty coverage against manufacturing defects. Show more