1998 GMC C3500HD equipped with 7.4L V8 Gas OHV, 6.5L V8 Diesel OHV Turbo
1
Rear
M20X1.5 **8.50/8.625 RING GEAR SAGINAW-AMERICAN AXLE**10 BOLT DIFF**,**9.50 RING GEAR SAGINAW-AMERICAN AXLE**,** 10.50 RING GEAR SAGINAW-AMERICAN AXLE ** 21MM LONG
1998 GMC C3500HD equipped with 7.4L V8 Gas OHV, 6.5L V8 Diesel OHV Turbo
Rear
M20X1.5 **8.50/8.625 RING GEAR SAGINAW-AMERICAN AXLE**10 BOLT DIFF**,**9.50 RING GEAR SAGINAW-AMERICAN AXLE**,** 10.50 RING GEAR SAGINAW-AMERICAN AXLE ** 21MM LONG