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25H 11/80 complete transmission mountain "thin chain"
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Product description:
Complete transmission with a ratio from front 11 teeth to rear 80 teeth.
This transmission is the "mountain transmission" and is suitable for terrain with high gradients.
With this transmission you achieve a good climbing ability as well as maximum acceleration.
Depending on the chassis, a different chain length is necessary.
See distance waves.
Dimensons sprocket / pinion:
Leegend of the chain:
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Technical specifications complete transmission
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| Designation | 25H 11/80 Complete transmission |
| Front sprocket | 11 Teeth |
| Rear sprocket | 80 Teeth |
| Distance of waves | 195mm or 210mm |
| Chain with shaft center 195mm | 56 chain links, 25H small chain. 1/2 chain length aprox 34,7cm |
| Chain with shaft center 210mm | 58 chain links, 25H small chain. 1/2 chain length aprox 36,7cm |
| Weight | aprox 500g |
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Technical specifications pinion
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| outer diamteter | aprox 25,5mm |
| inner diameter | 10mm |
| diameter of the groove | 8,5mm |
| width / thickness | aprox 3mm |
| Teeth | 11 |
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Technical specifications sprocket
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| Number of teeth | 80 Teeth |
| outer diameter (Da) | aprox 165mm |
| inner diameter (di) | 29mm |
| hole spacing (La) | 34mm |
| pitch circle (Lk) | 40mm |
| mounting hole(B) | 6,5mm |
| width | aprox 3mm |
| Suitable for the chain name | 25H |
| Note to chain length |
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The chain length varies depending on the travel length. Measure the distance of your scooter Waves (AW).
Use this distance to determine the appropriate chain length for your vehicle. The conversion of the shafts (AW) to the matching chain is given in the technical data.
| included in delivery: | |||
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| 1x Complete transmisssion 11/80 25H | 11z sprocket front, 80z sprocket rear, Chain depending on the selection |
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