Ring Gear - Pinion

Application:
SIERRA 2500 PICKUP 15-19 rear, w/fill plug in cover, (11.50" ring gear), 3.73 ratio
SIERRA 3500 PICKUP 15-19 rear, (fill plug in cover, 11.50" ring gear), 3.73 ratio
SIERRA DENALI 2500 15-19 rear, w/fill plug in cover (11.50" ring gear), 3.73 ratio
SIERRA DENALI 3500 15-19 rear, (fill plug in cover, 11.50" ring gear), 3.73 ratio
SILVERADO 2500 PICKUP 15-19 rear, w/fill plug in cover (11.50" ring gear), 3.73 ratio
SILVERADO 3500 PICKUP 15-19 rear, (fill plug in cover, 11.50" ring gear), 3.73 ratio