2004 Chevrolet Express 1500 equipped with 5.3L V8 Gas OHV, 4.3L V6 Gas OHV
2
Rear
3.73R(GT4), 3.42 Ratio(GU6), 8.50/8.625 RING GEAR SAGINAW-AMERICAN AXLE**10 BOLT DIFF
2004 Chevrolet Express 1500 equipped with 5.3L V8 Gas OHV, 4.3L V6 Gas OHV
Rear
3.73R(GT4), 3.42 Ratio(GU6), 8.50/8.625 RING GEAR SAGINAW-AMERICAN AXLE**10 BOLT DIFF