1963 GMC 2500 Series equipped with 5.0L V6 Gas OHV, 4.8L L6 Gas OHV, 4.6L V8 Gas OHV, 3.8L L6 Gas OHV
2
Rear
2-23/32 (in) Inside Diameter x 4-7/16 (in) Outside Diameter with 8 Bolt Holes
1963 GMC 2500 Series equipped with 5.0L V6 Gas OHV, 4.8L L6 Gas OHV, 4.6L V8 Gas OHV, 3.8L L6 Gas OHV
Rear
2-23/32 (in) Inside Diameter x 4-7/16 (in) Outside Diameter with 8 Bolt Holes