This Gates FleetRunner 38559 Drive Belt Tensioner Assembly replaces Dayco 89940, Mercedes-Benz 9062000270, Mercedes-Benz 9062001470, Mercedes-Benz 9062001770, Mercedes-Benz 9062002070, Mercedes-Benz A9062001470, Mercedes-Benz A9062001770, Mercedes-Benz A9062002070, Freightliner A9062002070, Detroit Diesel A9062000270, Goodyear 49560, OEM parts and is perfect for replacement or a performance upgrade. .