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GhostBikes.com£10.49Visit shop 101 Octane Grey Bt12010 - Kickstart Pinion Gear For Sachs 49Er 50 2006-2008
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The 101 Octane GY6 QMB 139 7-tooth starter pinion is an essential replacement component for scooter and motorcycle owners who rely on manual kick-start systems. It is designed to provide robust and reliable engagement between the kick starter and the engine crankshaft, making it perfect for daily riders or those restoring a GY6-powered vehicle. While it offers excellent durability, users should ensure their entire kick-start assembly is in good condition before installation, as a worn-out starter gear alone may not resolve deeper mechanical issues.
| Model Part Number | 756.84.47 |
|---|---|
| Brand | 101 Octane |
No, this part is specifically designed for the 4-stroke GY6 QMB 139 engine platform.
You will need standard socket sets to remove the CVT cover and potentially snap-ring pliers to remove the existing sprocket.
Visually inspect the teeth for rounding, chipping, or missing sections. If the kick starter slips when pressure is applied, it is likely worn.
Yes, a thin layer of high-temperature lithium-based grease will help prevent friction and extend the life of the sprocket.
No, the kick-start sprocket is located inside the transmission housing and requires complete removal of the CVT cover for access.
The sprocket teeth or the quadrant gear teeth are likely stripped. Inspect both and replace any worn components.
Check the return spring located behind the CVT cover; the issue is usually spring-related rather than the sprocket itself.
Installation requires removing the CVT (Continuously Variable Transmission) cover to access the kick-start mechanism. Ensure the engine is cool before beginning. Once exposed, inspect the associated kick-start quadrant gear for worn teeth; replacing only the pinion while the quadrant gear is damaged will lead to premature failure of the new part. Use a light application of high-temperature grease on the sprocket teeth to reduce friction and minimize future wear. This part is strictly compatible with standard GY6 4-stroke QMB 139 engines; verify your engine code before starting the installation.
