Part # : 98057284 ; 97209546 ; 97233352 ; 98072072. Contents : 1 - Idler Pulley. 2003-09 Chevy Kodiak Serpentine Belt Idler Pulley for V8 6.6L Turbo Diesel with Dual Alternators. 2001-15 Chevy Silverado 2500 HD Serpentine Belt Idler Pulley for V8 6.6L Turbo Diesel with Dual Alternators.
