900138A - Idler/Tensioner Pulley
This pulley is manufactured by the original equipment pulley supplier to insure proper fit and performance. This pulley is produced for serpentine belt routing applications and conforms to original equipment material, tolerances, and specifications. This replacement part is made to the O.E. specified design and meets all performance and durability requirements. Heavy duty thermoplastic construction. This is a 63.5 mm O.D. grooved pulley (with flange) for Mercedes-Benz applications..