Koso North America

KOSO, a synonym for quality and performance has been operating for more than 30 years . Designing and manufacturing high quality products, KOSO is well known in the motorcycle, snowmobile, ATV and scooter industries. KOSO’s good reputation for reliability and innovation capability helped make KOSO a source for many major OEM companies.

Whether KOSO manufactures a product under private label, OEM or aftermarket, the quality will always remain top priority. Bringing new technology and innovation is a big part of KOSO’s philosophy as well as continuing to push the limit further.


Drag Specialties Magazine product showcase

We are very proud to have our HD-02 meters for Harley-Davidson® featured in this Drag Specialties product showcase; Magazine Vol.23 #3. You can view the whole magazine here or visit partsmagazineonline.com. For more details about our Koso HD-02 meters for Harley-Davidson®, click here and you can also watch our video on Youtube.

Release of the EX-02 Enduro meter

Developed by Enduro riders and made especially for them, the EX-02 Enduro meter is the perfect solution for all Enduro applications. Lightweight, compact  and using a convenient speed sensor bracket, it can be quickly installed on most dirt bikes. The EX-02 features all the basic functions such as speed, odometer, trip meter, hour meter, voltage, […]

The new High-Flow Oil Pump

Our Koso’s High-flow oil pump for Honda Grom® is strongly recommended for those who upgraded their engine with our 170cc Big Bore kit and 4v Cylinder head. The addition of this high quality part will increase the oil flow by 40%; which is a very effective modification that will help prevent engine failure. Keeping the […]

Feel the heat with our heated grips!

With their multiple temperature settings, our grips will keep your hands warm and comfortable while riding all season long. We have many models of grips available, as well as, heated gloves for those who ride snowmobiles or ATV during the winter. With an internal memory, the 5 level heated grips will quickly heat up to […]