OS Giken USA - exclusive distributor of OS Giken brand race performance drivetrain products, including multi-plate clutches, limited slip differentials, close ratio transmission gears, and sequential dogbox transmissions. Whether it be drag, drift, road race, autocross, or rally, OS Giken has the solutions for you!

The OS Super Lock LSD is the culmination of over four years of extensive research and development leading to a revolutionary LSD design. With the capacity to house an unprecedented number of friction plates (up to 28 plates in total) and combined with our patented lock timing system, the Super Lock LSD is able to achie

Our integrated clutch and flywheel packages increase transmission efficiency and engine response. Our clutches and flywheels are built within strict tolerances and crafted using carefully selected materials to provide the highest quality and durability.

株式会社オーエス技研 OS Gikenは自動車用チューニングパーツメーカーです。 レース用からストリート用まで、クラッチ、LSD、ミッション、ギア、オイルなど、多くの製品を開発製造販売しています。

株式会社オーエス技研 OS Gikenは自動車用チューニングパーツメーカーです。 レース用からストリート用まで、クラッチ、LSD、ミッション、ギア、オイルなど、多くの製品を開発製造販売しています。

OS Giken Corporation OS Giken is an automotive tuning parts manufacturer. We develop, manufacture, and sell many products in-house, including reinforced clutches, LSDs, cross transmissions, sequential transmissions, gears, and oil, …

株式会社オーエス技研 （オーエスぎけん、英： OS Giken Co.,Ltd. ）は、 日本 の 自動車 部品製造・販売企業。 通称は OS技研。

2023年2月13日 · OS Giken的LSD, 一向以”高檔”著稱, 這次開起來的確不負盛名, 不但沒有LSD的噪音, 而且全程作動漸進而細膩, 入彎收油會有一點抓住後輪不讓你滑的感覺, 但不至於under到讓人覺得煩躁, 彎中在apex之前提前補油, 反應秒差非常小, 而且力道漸進好掌握, 整體感覺細膩 ...

OS Giken Australia is an official Australian stockist and distributor of OS Giken products. From world-renowned Superlock LSDs, to high capacity racing clutches and everything in between - you can rely on OS Giken.

Winning races since 1975, OS Giken is the first choice for serious drivers all over the world. Known for unsurpassed durability and performance, our diverse line-up is perfect for street-driven vehicles to professional race teams.