Tension spring for centrifugal clutch on Sachs 503 AC and ADV mopeds.
The spring is also suitable for second gear on mopeds with ZA50 2-speed automatic engine.
You can find more Wurm springs in the accessories section.
Nostalgic product for the highest demands from the quality brand swiing®.
| Spring design | Tension spring |
| Manufacturer | swiing® revival parts |
| Material | Spring steel |
| Area of application | Standard |
| Total length | 145 mm |
| Ø wire | 1 mm |
| Ø outside | 5.2 mm |
| Puch | ZA50 (air-cooled) ZA50 (fan-cooled) |
| Sachs | 503 - AC , ADV |
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