![](http://frsport.com/cdn/shop/files/red-eyes-looking-through-darkened-tunnel.jpg?v=1676064525&width=4096)
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.
![](/skins/f/customer/images/featuredmanufacturers/osgikenhead.jpg)
Filters
Filters
711 products
OS Giken
| MPN: NS001-024K
OS Giken Nissan 24mm (Push Type) Release Sleeve Assembly NS001-024K
Sale price$112.50 USD
OS Giken
| MPN: NS001-014K
OS Giken Nissan 14mm Push Type Clutch Release Sleeve Assembly Set NS001-014K
Sale price$112.50 USD
OS Giken
| MPN: NS001-026K
OS Giken Nissan 26mm (Push Type) Release Sleeve Assembly Set NS001-026K
Sale price$112.50 USD
OS Giken
| MPN: NS112-BF10A
OS Giken
| MPN: MN023-AJ60K
OS Giken Mini Cooper S GIken Clutch Only Throwout Bearing MN023-AJ60K
Sale price$152.50 USD
OS Giken
| MPN: NS201-CC30A
OS Giken Nissan Skyline RB26DETT Clutch Overhaul Kit A (for NS201-CC3) NS201-CC30A
Sale price$1,052.50 USD
OS Giken
| MPN: HA091-ALT
OS Giken Honda S2000 AP1/AP2 Release Movement Alteration Kit HA091-ALT
Sale price$452.50 USD
OS Giken
| MPN: OS021-CH50B
OS Giken Clutch Overhall Kit B for R3C OS021-CH50B
Sale price$1,757.50 USD
OS Giken
| MPN: MN021-AJ60K
OS Giken
| MPN: MZ101-RSA0K
OS Giken Mazda FC3S RX7-RX8 (Push Type) Release Sleeve Assembly MZ101-RSA0K
Sale price$112.50 USD
OS Giken
| MPN: NS112-ALT1M
OS Giken Nissan 350Z/370Z VQ35/37HR Alteration Fork Conversion Kit NS112-ALT1M
Sale price$475.00 USD
OS Giken
| MPN: MZ121-ALT
OS Giken Mazda RX7 FD3S 13BT Clutch Release Movement Alteration Kit MZ121-ALT
Sale price$452.50 USD
OS Giken
| MPN: SB041-ALT
OS Giken Subaru Impreza GD/RB EJ20/25 Clutch Release Movement Alteration Kit SB041-ALT
Sale price$452.50 USD
OS Giken
| MPN: SB031-ALT
OS Giken Subaru Impreza GC8 EJ20 Release Movement Alteration Kit SB031-ALT
Sale price$452.50 USD
OS Giken
| MPN: CH053-CH5
OS Giken Chevrolet Corvette C5 LS2 R3C Release Sleeve Assembly Set CH053-CH5
Sale price$2,122.50 USD
OS Giken
| MPN: NS221-CH50M
OS Giken
| MPN: FR061-BF6
OS Giken
| MPN: FR061-BJ6
OS Giken
| MPN: MZ121-AP6
OS Giken Mazda RX7 13BT Grand Touring Dampened Single Plate w/Soft Diaphragm Clutch MZ121-AP6
Sale price$1,442.50 USD
OS Giken
| MPN: NS201-FA
OS Giken Nissan Skyline RB30 Engine Kit NS201-FA
Sale price$18,565.00 USD
OS Giken
| MPN: CH061-CF3
OS Giken 10-15 Chevy Camaro SS LS3 Tremec TR Series Clutch CH061-CF3
Sale price$2,452.50 USD
OS Giken
| MPN: NS101-BF60B
OS Giken Nissan 300ZX VG30DETT TR Series Overhaul Kit B (NS101-BF6) NS101-BF60B
Sale price$1,142.50 USD
OS Giken
| MPN: MN023-BJ5
OS Giken
| MPN: NS112-BF60B
OS Giken Nissan 350Z/370Z VQ35HR/VQ37HR TR Series Overhaul Kit B (NS112-BF6) NS112-BF60B
Sale price$1,142.50 USD