KOSO Heavy Duty Clutch Kit with Springs for Honda Grom Monkey 125 (2014-2020)! This is a complete clutch upgrade package with 60% stiffer clutch springs! KOSO Heavy Duty Clutch...
Koso’s High-flow oil pump for 2014-2020 Honda GROM and 2018-2021 Honda Monkey 125® is strongly recommended for those who want to increase oil flow for engine protection, a great upgrade...
Koso's high performance ignition coils are designed using the most advanced materials on the market today. The stronger spark generated by the Koso ignition coil results in more horsepower, smoother...
Koso XR-01S Multifunction Electronic Universal Speedometer Computer GaugeXR-01S SpeedometerThinner and lighter than its previous version, the XR‑SA, our innovative XR-01S Speedometer features most importantly a larger, higher quality, and easy...
KOSO 4 Valve Big Bore Piston and Rings ONLY Honda Grom 125 (Cylinder is NOT included)Replacement 4 Valve Piston and Rings for the KOSO 170cc 61mm bore. No cylinder is...
Need to monitor your engine temperature? Koso's Mini 3 Cylinder Head Temperature meter is designed especially for 2014-2020 Honda GROM® which is the perfect addition for you. Its peak recall...
Koso Unlimited LED slim turn signal lights are very bright! A perfect replacement over the huge bulky OEM turn signals without hindering the visibility.Koso’s Unlimited LED indicator lights use 5...
