1957 GMC 100 equipped with 6.1L V8 Gas OHV, 5.7L V8 Gas OHV, 5.3L V8 Gas OHV, 4.4L L6 Gas OHV
2
Rear
2-23/32 (in) Inside Diameter x 4-7/16 (in) Outside Diameter with 8 Bolt Holes
1957 GMC 100 equipped with 6.1L V8 Gas OHV, 5.7L V8 Gas OHV, 5.3L V8 Gas OHV, 4.4L L6 Gas OHV
Rear
2-23/32 (in) Inside Diameter x 4-7/16 (in) Outside Diameter with 8 Bolt Holes