38158, 36299, K060930, 6PK2365. 1 Tensioner Assembly - 38158. For 2004-2006 Chevrolet Silverado 1500 Z71 V8 5.3L with 145 Amp Alternator Drive Belt Component Kit. For 2004-2006 Chevrolet Silverado 1500 WT V8 5.3L with 145 Amp Alternator Drive Belt Component Kit.
