Volk Wheel Sets In Stock Ready To Ship Cat 2
  See more parts for your Honda Moto MSX125 Grom

Koso Hi-Tension Clutch Springs Honda Grom | Monkey 2018-2021



Model #FT623001

Shopper Award

Your clutch springs may be the weak spot in the powertrain. These spings are 60% stiffer than the stock ones and are intended as a direct replacement. The springs will offer stronger grip of the clutch system when shifting gears. They are sold as a six pieces kit.


  • Fits Grom and Monkey
  • Replacement parts for the Koso Clutch kit
  • Hi-performance Clutch Discs sold separately or with the kit.
  • Honda MSX125A Grom ABS 2018-2020
  • Hona Z125A Monkey ABS 2019-2021
  • Honda MSX125 Grom 2020-2021
  • Honda Z125 Monkey 2020-2021

Other Part Numbers:
Koso #27-5821

Proposition 65

/!\ warningWARNING: Cancer and Reproductive Harm


Vehicle Engine Notes
Honda Moto MSX125 Grom

Honda Moto MSX125A Grom

Honda Moto Z125 Monkey

Honda Moto Z125A Monkey

Who Is KOSO? 

KOSO is an aftermarket company founded in 1981 and started as Tong Yah Industrial co. ltd, which initially produced motorcycle performance parts. Then in 1989, the company changed its name to Tong Yah Electronic Technology and began to build meters and use electronic production lines. Today, KOSO is recognized as one of the most sought-after motorcycle aftermarket brands in the market and is used by thousands of enthusiasts around the world.

Quality Products

KOSO has established its name as a brand synonymous with quality and performance. With over 35 years of experience manufacturing and designing high-quality products, KOSO has become well-known across the Powersports and OEM industries with a reputation for reliability and innovation. Quality has always remained their top priority, whether they are manufacturing a product under private label, aftermarket, or OEM products. 

World-Renowned Brand

Innovation and creating new technologies are the keys to KOSO’s philosophy and allow them to push their limit further. In 2000, the company became an ISO 9002 certified company enabling them to maintain their high-quality standard through all their facilities. KOSO was also able to establish multiple facilities in different parts of the world, such as the US and Europe helping them cater to all their customers.

Purchase KOSO Products At Vivid Racing

If you are in the market for high-quality motorcycle performance parts and accessories, then KOSO is the brand for you. For years KOSO has had the opportunity to work with the best team of engineers in the industry. KOSO has remained an analog and digital technology leader with our state-of-the-art testing equipment and production facilities. 

KOSO produces a wide range of quality gauges/meters, heated equipment, LED indicators, taillights, and headlights, as well as mirrors and engine parts. KOSO is proud to offer complete quality products for serious riders. To know more about KOSO, visit Vivid Racing and check out their list of products that fit your specific need.

Check out these other great products