
The Gates belt-drive tensioner for 1998–2003 Freightliner FS65 with Cummins ISB diesel engines is a direct-fit replacement that restores proper tension across the accessory belt drive. Matched to the original tensioner assembly for those model years, it helps maintain belt alignment and dependable accessory operation for the listed Freightliner FS65 applications.
Gates 98-03 Freightliner FS65 Cummins ISB Diesel Tensioner Assy. Belt Drive Tensioner