OS Giken

From Mr. Okazaki's humble beginnings tinkering with motorcycle parts at home, OS Giken has evolved and grown over the years, building and cementing a reputation as one of the best racing drivetrain parts manufacturers in the world. Officially founded in 1973, the company headquarters and factory are located in Okayama, Japan. All OS Giken parts are 100% manufactured and assembled in Japan, under very strict quality-control guidelines.

Filters

Filters
Sort by:

711 products

OS Giken  | MPN: TY031-CH50i
Sold out
OS Giken Mazda FC3S RX7 Super Single Alum Dampened Single Plate Clutch Overhaul Kit A MZ101-AB80A
OS Giken  | MPN: MT071-CH50C
Sold out
OS Giken Subaru IMPREZA GDB/GRB HTR Series Dampened Twin Plate Clutch SB041-BR6
OS Giken 2016+ Mazda Miata MX-5 (ND) Expanded Capacity Rear Differential Cover MZ191-HCR
OS Giken Honda S2000 AP1/AP2 STR Twin Plate Clutch HA091-BJ5
OS Giken  | MPN: HA091-BJ5
OS Giken Nissan Skyline BNR32/33 Manual Clutch Release Movement Alteration Kit NS201-ALT22