Description: With ac. Without supercharger. All models. Eng/code l. Allows for the operation of various pulleys, and drive belt accessories, with the use of a single belt Creates a secure point of contact with the pulley, which allows for traction Original equipment parts are designed to work with your GM vehicle safety systems -- aftermarket replacement parts may not meet the same OE safety regulations, depending on the part type

Description: 3.8l. With heater ports. Drive belt. Park Avenue. Riviera. With tensioner pulley. With supercharger. All. Helps keep drive belt at correct tension to help maintain proper function

Description: 3.8L, drive belt. Attached to Tensioner Assy. Replaces A/C Compressor. Attached to Engine Mount Strut Bracket. Grand Prix. 3.8l. With supercharger. Grooved. Repair noisy idler pulley bearing

Description: For Serpentine Belt. 3.4L. With supercharger. Drive belt, smooth. 3.1L. Park Avenue. 3.8L, with ac. All models. 3.8l. Riviera. Impala, Monte Carlo. 3.8l.