| Diagram | Fig. 17 — Rear Wheel — GROUP 17 · ref 37 |
| Subsystem | wheels |
| Listed in parts books | 1971–1973 |
Norton Security Bolt
A rear wheel security bolt for Norton motorcycles, catalog listed 1971-1973.
This is a security bolt from the rear wheel assembly, and the catalog record ties it to Norton machines rather than anything from the Triumph side of the shop. It shows up in the rear wheel figure across catalog listings from 1971 to 1973.
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A security bolt in this location generally works to keep the tire seated on the rim under hard use, so it belongs with the tire and rim hardware rather than the hub or brake components. Beyond that, the record here is brief and doesn't give us more to go on.
If you're chasing this one down for a rebuild, give us a call and we'll confirm it matches what you've got before you order.
Sorry if we got something wrong here. If you think this information isn't correct, .

