19 CHEVY SILVERADO 1500 REAR AXLE ASSEMBLY 8.6″ RING GEAR 3.42 RATIO
SILVERADO 1500 PICKUP 19 new style (mirrors mount on door skin), 8.6″ ring gear (3.42 ratio, opt GU6). SILVERADO 1500 PICKUP 20 8.6″ ring gear (3.42 ratio, opt GU6). SIERRA 1500 PICKUP 19 new style (mirrors mount on door skin), 8.6″ ring gear (3.42 ratio, opt GU6).