Gear Compatibility  | Freewheel | Front Bearing Size/Count | |
| Rear Bearing Size/Count | | Rear Spacing | 110mm; 120mm |
| Spoke Drilling | 28; 32; 36; 40 | Flange Size | High Flange |
| Gear Threading/Pattern | English/ISO: 1.375 x 24 TPI;
Italian: 1.378" x 24 tpi | Body Markings | Campagnolo World Logo - "Campagnolo" |
| Axle Material | Steel | Shell Material | Aluminum; Steel |
| Component Groups |
| Primary Group Name | Brand | Quick Info | Browse Group Components |
| Gran Sport (1951-196X) | Campagnolo | 1951 - , Road Race | View 26 Components |
| Details: Hugo Koblet won the 1951 Tour de France in July using Gran Sport derailleurs. |
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