High-Performance Replacement for Yamaha, KTM & Husqvarna
Restore reliable ignition to your motorcycle with the 4Drive Premium Starter Relay Solenoid. This component is specifically designed to handle the high-current demands of modern powersports engines, ensuring a consistent and powerful connection between your battery and starter motor every time you hit the button.
RELIABILITY: Precision-manufactured with high-grade internal components to prevent sticking and electrical failure, exceeding OEM 4YR-81940-01-00 standards.
Key Features
✔ Direct Plug-and-Play installation
✔ Rated at 150A (30S burst capacity)
✔ Heavy-duty 4-terminal configuration
✔ Weather-sealed protective housing
Technical Specs
Terminals:
4
Plugs:
1
Current Rating:
150 Amp
Height:
50 mm
Length:
50 mm
Compatibility / Fitment Guide
Make
Model
Year Range
Yamaha
YZF R1
2011 - 2014
Yamaha
YZF R6
2006, 2008 - 2016
Yamaha
FZ1 1000 / FZS1
2006 - 2015
Yamaha
FZ8 800
2011 - 2015
KTM
690 Duke / 890 Duke
Various
Husqvarna
FC 250 / FE 350
Various
OEM Cross Reference
Yamaha OEM:
2C0-81940-00-00
4YR-81940-00-00
76211058000
5JW-81940-02-00
5JW-81940-01-00
4YR-81940-01-00
5JW-81940-00-00
4YR-81940-02-00
KTM OEM:
58211058000
RMSTATOR Part:
RMS090-106117
Questions & Answers
Is this a genuine original part?
This is a premium quality aftermarket replacement part from 4Drive, manufactured to meet or exceed original equipment (OE) standards for electrical conductivity and durability.
How do I know if it is compatible?
Check the OEM Cross Reference list above. If your original part number is 4YR-81940-01-00 or 2C0-81940-00-00, this is a guaranteed fit for your motorcycle.
What is the amperage rating for this relay?
This relay is rated for 150 Amps for up to 30 seconds, providing superior starting capability for performance-oriented engines found in the R1 and R6 series.
Note: 4drive.co.uk recommends verifying your original relay's plug configuration against our technical specs before ordering.
