Upgrade your machine's electrical capacity with the 4Drive / Aftermarket 70W High Output Stator. Specifically engineered for KTM and Husqvarna 250/350 models, this stator provides a significant 20% increase in power output over the original equipment. It is designed to handle the rigorous demands of motocross and off-road racing, ensuring your ignition and charging systems perform at their peak.
RELIABILITY: Manufactured with the highest grade of copper windings (resistant up to 200°C) and premium lamination materials to ensure maximum thermal stability and longevity.
Key Features
✔ 70W High Output: 20% more power than stock
✔ Direct Fit: Plug-and-play installation
✔ Complete Assembly: Includes pickup pulsar coil & grommet
✔ Tested Quality: 100% factory tested for resistance & output
Technical Specs
Output
70 Watts DC
Outer Diameter
77 mm
Inner Diameter
29 mm
Thickness
21 mm
Pole Count
12
Alternator Res.
0.4 Ohms ±20%
Pickup Res.
130 Ohms ±20%
Compatibility / Fitment Guide
Make
Model
Years
KTM
250 SX-F / XC-F
2011-2015
KTM
350 SX-F / XC-F
2011-2015
Husqvarna
FC 250
2014-2015
Husqvarna
FC 350
2014-2015
OEM Cross Reference
KTM OEM Part Numbers
77139004000, 77239004000
Husqvarna OEM Part Numbers
77139004000, 77239004000
Questions & Answers
Is this a genuine original part?
This is a premium quality aftermarket replacement part from 4Drive / Aftermarket, manufactured to exceed original equipment (OE) standards for performance and heat resistance.
How do I know if it is compatible?
Please check the OEM Cross Reference list provided above. If your original part number is 77139004000 or 77239004000, this High Output stator is a guaranteed direct fit.
Will this work with my stock voltage regulator?
Yes, this stator is designed to work seamlessly with all other OEM charging system components while providing increased electrical headroom.
Note: Please verify your original part number against the references above before purchasing. All 4Drive electrical components are tested prior to shipping.
