Reinforced drive shaft / main shaft suitable for Zündapp Belmondo mopeds, Zündapp Bergsteiger M25/M50 mopeds, as well as Alpa Spezial 3000 and Alpa Black River small motorcycles which have a Zündapp type 247 engine installed.
The key width and the depth of the pinion mount have been extended.
This modified pinion shaft thus eliminates the well-known weak point of leaking pinion mounts.
Can only be used in conjunction with the pinions, lock washer and nut at the bottom of the accessories.
Made by the quality brand "swiing - swiss ingenious".
Absolutely precise fit and high-quality workmanship.
- Total length: 82.5 mm
- Thread: M12 x 1 mm
- Ø heel 1 / 2: 15 / 18 mm
- Sprocket mount: Ø 14.8 x SW12
Details
| Thread type | MF12x1 (fine pitch thread) |
| Manufacturer | swiing |
| Material | Steel, Copper |
| Surface | blank, coated |
| Recording type | Ø15 x SW12 |
| Ø inside | 12 mm |
| Ø outside | 23.8 mm, 22 mm |
| Total length | 82.6 mm |
Suitable for the following models
| Zündapp Belmondo | |
| Zündapp | 247 Motor |
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