High precision starter gear for GY6125 125cc scooter, dimension 158MM. Made of high-strength alloy steel with excellent wear resistance. Direct replacement for the original damaged starter gear, simple installation, ensures stable and smooth engine startup.
This 158MM starter gear is specially manufactured for GY6125 125cc scooter engines. Constructed from premium alloy steel, the gear teeth are precisely machined with high hardness, great wear resistance and extended service life. It acts as the core transmission component between the starter motor and crankshaft. Replace your worn, cracked or slipping starter gear to fix difficult starting, abnormal rattling noise and startup failure issues. Standard 158MM size matches perfectly with GY6125 engine, direct bolt-on fit without extra modification. Ideal spare replacement part for scooter engine repair and maintenance.
| Item | Specification |
|---|---|
| Product Name | GY6125 158MM Starter Gear |
| Model | GY6125 / 125cc Scooter |
| Size | 158MM |
| Material | Alloy Steel |
| Application | Engine Starting Transmission |
| Fitment | GY6 125 Scooter |
| Package | 1 pc Starter Gear |