Description: 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: Express, savana. Gas engines. S-series. 4.3l. With heavy duty heater. 4.3L, without ac. Without ac, 7.4L. Replaces A/C Compressor. 5.7L, without ac, with bracket. Exc.Air Cond. 1/2, 3/4 & 1 ton, 1996 new style, gas engine, grooved. Repair noisy idler pulley bearing