RMS
Flasher Relay 3 pin 12v/21W - Vespa LX, GTS 250/300
Description
Premium 3-Pin 12V Turn Signal Flasher Relay
Eliminate erratic, frozen, or non-functional turn signals with this premium aftermarket 3-pin flasher relay. When factory relays degrade from electrical surges or internal moisture, your indicators will often stay completely solid or refuse to light up at all. Built to match precise OEM electrical loads, this direct-fit replacement restores the rhythmic, reliable blinking pattern necessary to keep you visible and safe on the road.
Key Features
OEM Electrical Load Calibration: Specifically rated at 12V / 21W to deliver the exact blinking cadence expected by factory turn signal systems.
Plug-and-Play Installation: Equipped with standard male spade terminals that plug directly into your factory wiring loom without splicing.
Heavy-Duty Internal Circuitry: Engineered to withstand voltage fluctuations and heavy commuting use without overheating or sticking.
Hidden Fitment Compatibility: Beyond modern Vespas, this 3-pin setup matches the electrical footprint of dozens of classic and modern Piaggio, Aprilia, and European maxi-scooters.
Fitment Guide
| Brand | Model | Engine Compatibility |
|---|---|---|
| Vespa | GTS 250 / 300 / Super / GTV | Quasar & HPE 250cc–300cc Generations |
| Vespa | LX 50 / 150 | All 2-Stroke & 4-Stroke Configurations |
| Vespa | LXV 125 / 150 | All Model Years |
| Vespa | GT 200 / Granturismo | 200cc Liquid-Cooled |
| Piaggio | BV 250 / BV 300 / BV 500 | All 250cc, 300cc & 500cc Variants |
| Aprilia | Atlantic 200 / 500 | All Liquid-Cooled Maxi-Scooter Variants |
Technical Specs
Manufacturer Part Reference: High-Quality Aftermarket / Replaces OEM 640289, 581131, 234351, AP8112398
Pin Configuration: 3-Pin terminal block layout
Operating Voltage: 12V DC standard vehicle electrical system
Wattage Rating: 21W max capacity load
Package Contents: (1) 3-Pin Turn Signal Flasher Relay
Maintenance Note: Turn signal issues aren't always caused by a bad relay. If only one side of your scooter flashes rapidly while the other side does nothing, you likely have a burned-out indicator bulb rather than a failed relay core.
Installation Tip: Locate your stock relay behind the front legshield cover or knee pad area depending on your specific model. Before unplugging the old unit, make a quick note of the terminal letters (usually marked L, B, and E) to ensure you line up the new connector pins perfectly.
Pro Tip: Keep in mind that this is a traditional mechanical-load relay designed for standard 21W incandescent indicator bulbs. If you are planning to upgrade your scooter's turn signals to modern, low-draw LEDs, you will need to add inline load resistors to prevent "hyper-flashing" since this relay expects a standard factory wattage draw!
WARNING: California Proposition 65
Product Diagrams
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Same day shipping for orders placed before 2PM (CST) M-F
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30-day return period on eligible items
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Flat-rate shipping for orders shipped to the 48 Contiguous United States.
