Description: Astro, Safari. 4.3l. 6 cylinder. All. 4.7 inch. Impala, Monte Carlo. 3.8l. All models. 3.8l. 3.5l. Pontiac. Main unit, without auxiliary, 3.1L. 4.7 diameter. Main unit, without auxiliary, with rotor 2nd design. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors

Description: Engages compressor Consists of pulley, pressure plate, and electromagnetic coil This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors 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