Engine Code: M 52 B 20 ; Fitting Position: Upper ; Driven Units: Driven unit: alternator ; Tensioner Pulley Actuation: Hydraulic ; Multi-piece: Five-piece ; Number of belts: 2 ; Number of Ribs: 6 ; Length [mm]: 1540 mm ; Number of ribs 2: 5 ; Length 2 [mm]: 865 mm ; ArticleState: Normal