Product Details
Description
Rear Turn Signal Bulb (12V10W); CSC go., 139QMB Scooters
Key Details
- Original Parts For Scooters SKU: 148-226
Compatibility
Fits many 139QMB-based 50cc / 80cc scooter engines. Confirm measurements, connector style, and engine family before ordering.
Replacement Part Details
Use this part when the original component is worn, damaged, missing, or no longer working correctly. Many scooter parts can look similar but use different sizes, plugs, brackets, thread patterns, or mounting styles, so careful comparison before purchase is recommended.
Compatibility / Fitment
Use the fitment details below to confirm this part matches your scooter before ordering.
- Engine Size: 50cc, 80cc
- Engine Code: 139QMB
- Fits Models / Common Applications: CSC and other compatible models may apply.
Fitment Guide: This compatibility information is based on manufacturer and supplier data. Listed models are common known applications and may not include every compatible scooter. If your scooter has multiple versions or production changes, confirm the correct match before ordering. Check photos, measurements, original part numbers, engine code, model, and related fitment information whenever possible.
Common Fitment Questions
Q: Will this fit a 139QMB engine?
A: This SKU is listed as compatible with 139QMB engine-code fitment. Always compare your original part and scooter details before ordering.
Q: Will this fit a CSC?
A: This SKU is listed with CSC model fitment where the scooter also matches the listed engine or fitment notes.
Q: Is this for 50cc scooters?
A: This SKU is listed with 50cc engine-size fitment. Confirm exact model, year, and part style before ordering.
Additional information
| Weight | 0.3 lbs |
|---|---|
| Dimensions | 4 × 4 × 1 in |
Replace a burnt-out turn signal bulb quickly and affordably with this 12V 10W BA15S Single-Contact Bayonet Bulb. This is the standard rear turn signal bulb used across a wide range of Chinese-platform 50cc scooters, including the CSC go. and the broad GY6 / QMB139 engine family. The BA15S bayonet base is the most common single-filament bulb format on these scooters — a direct plug-in replacement with no wiring modifications required.
Key Features
- BA15S Bayonet Base: Single-contact bayonet mount — the standard format for turn signals on GY6 and QMB139-based Chinese scooters.
- 12V 10W Rating: Correct wattage for OEM turn signal circuits on 50cc scooter platforms.
- Clear Glass Envelope: Works with amber or clear turn signal lenses.
- Direct OEM Replacement: Plug-in fit for listed models with no modifications needed.
Compatible Applications
Fits scooters using the BA15S single-contact bayonet turn signal socket, including:
- Chicago Scooter Company (CSC) go. and go. MAX
- CSC Bella Classic 50
- GY6 50cc scooter platform (139QMB / QMB139 engine family)
- Many Chinese-brand 50cc scooters from TaoTao, Peace Sports, Jonway, Icebear, Bintelli, BMS, Fly Scooter, SSR Motorsports, SunL, Wolf, ZNEN, and others
Technical Specifications
- Voltage: 12V
- Wattage: 10W
- Base Type: BA15S (single-contact bayonet)
- Filaments: Single
- Application: Rear turn signal
- Manufacturer: Chicago Scooter Company / OEM | SKU: 148-226
Fitment Note: Confirm your turn signal socket is BA15S (single pin, single contact) before ordering. Some scooters use BA15D (dual-contact) or other base types. When in doubt, remove your existing bulb and match the base style.
Â





