Kymco MXer 125/150 MXU 150 Maxxer Original Alternator Stator – OEM 31120-KBN-9000 (00103204)
Codice: 00103204
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The original Kymco 31120-KBN-9000 alternator stator (internal code 00103204) is the OEM replacement part factory-fitted on Kymco MXer 125, MXer 150 quads and other 125/150 4T models with the same engine base, such as MXU 150 and Maxxer 150. It is the component of the electrical generation system (alternator / flywheel magneto): the fixed winding that, coupled with the rotor, produces the current needed to power ignition, lighting system, battery charging, and the CDI unit.
✓ Key features
- Original Kymco spare part – same component factory-fitted
- OEM code 31120-KBN-9000 – perfect interchangeability
- Kymco internal code 00103204 – traceable in the official price list
- Complete stator – windings + pre-assembled pickup wiring
- Compatible with variant 31120-KBN-9010 (same stator, alternative supplier)
- Resolves issues of no battery charging, power loss, starting difficulties, and dim lights
Technical specifications
| Brand | Kymco |
| OEM code | 31120-KBN-9000 |
| Kymco internal code | 00103204 |
| Interchangeable alternative code | 31120-KBN-9010 (alternative supplier) |
| Type | Alternator stator (magneto / flywheel) |
| Function | Electric current generation for the system |
| Engine displacement | 125 / 150 cc 4-stroke |
| Spare part type | Original Kymco (OEM) |
| Package contents | 1 × complete stator with wiring |
| Mounting screws | 96001-06022 (M6×22 mm – not included, to be reused) |
• Always verify compatibility via your vehicle's Vehicle Identification Number (VIN) before purchase.
• The stator must be installed by checking the correct alignment of the pickup and cable routing.
• Replacement recommended along with the voltage regulator and flywheel cover gasket if worn.
• Intervention to be performed with the battery disconnected; a specialized Kymco workshop is recommended.
• Interchangeable codes: 31120-KBN-9000-M1 and 31120-KBN-9010 (different supplier references, same stator for the engine).
Vehicle compatibility
| Brand | Model | Years |
|---|---|---|
| Kymco | MXer 125 (quad) | 2002 – 2008 |
| Kymco | MXer 150 (quad) | 2003 – 2008 |
| Kymco | Maxxer 150 | 2005 – 2008 |
| Kymco | MXU 150 | ⚠️ check VIN |
| SYM | Symphony 125 | 2009 – 2010 (ref. Motoric) |
Recommended spare parts in combination
- Voltage regulator original Kymco
- Flywheel cover / alternator casing gasket
- 12V battery specific to the model
- Pickup / pulser if malfunction is present
- 10W-40 4T engine oil – replacement recommended after opening the crankcase
Who is it perfect for
This stator is the ideal choice for owners of a Kymco MXer 125, MXer 150, Maxxer 150 quad or similar 125/150 4T models who need to restore the proper functioning of the electrical system. Perfect for mechanics, authorized Kymco workshops, and DIY enthusiasts who want to use original OEM spare parts ensuring reliability, durability, and perfect coupling with original rotor and control unit.
Moon Bike S.r.l. is an authorized dealer specializing in motorcycle and scooter spare parts, based in Cercola (NA). The stator 31120-KBN-9000 (code 00103204) is an original Kymco spare part, tracked and covered by the manufacturer's official warranty. We ship throughout Italy and abroad with professional packaging.
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