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Details
| Diagram | CHAINCASE AND CHAINS |
| Subsystem | primary |
| Listed in parts books | Not catalogued by year yet |
Gearbox sprocket nut
The nut that retains the gearbox sprocket on the mainshaft, inside the primary chaincase.
PN · 71434
This is the nut that secures the gearbox final drive sprocket to the mainshaft, on the primary side of the engine. It sits behind the primary chaincase, holding the sprocket that the primary chain rides on. The catalog record here is brief and only shows this one part number appearing in the chaincase and chains section.
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