Description: S-series. 4.3l. Astro, Safari. 4.3L, without ac. 6 cylinder, 4.3 lite. 6 cylinder, 4.3, without ac. 3 Blade.

Description: S-series. 4.3l. 4.3L, with ac.

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. Without heavy duty heater. 4.3L, with ac. With ac, 7.4L. 5.7L, with ac. 6 cylinder. 1/2, 3/4 & 1 ton, 1996 new style, gas engine, smooth. Repair noisy idler pulley bearing

Description: Express, savana. 4.3l. All models. 4.3l. 2003-14. Express, savana. 7.4l. Gas engine, 7.4L, without air pump. Silverado, sierra. 4.3l. 1/2, 3/4 & 1 ton, 1996 new style, gas engine, 4.3, 5.0, 5.7L. Helps keep drive belt at correct tension to help maintain proper function

Description: 6 cylinder. Astro, Safari. 2003-14 4.3L. Mount bracket. 1/2, 3/4 & 1 ton, 1996 new style, gas engine, 4.3, 5.0, 5.7L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors