OS Giken Nissan Skyline R32 R33 RB25DET RB26DETT close ratio gear set

OS Giken Close Ratio Gear Kits are meticulously engineered to enhance both the reliability of your drive train. With a keen focus on optimizing your engine's potential, OS Giken gear ratios are precisely calculated for each specific vehicle application. The result is a noticeable improvement in performance.

Every OS gear component is meticulously designed and forged using high-quality materials to ensure exceptional strength and durability. Our commitment to quality means you can rely on our gear kits to withstand the demands of high-performance driving.

Specifically designed to work seamlessly with RB25/RB26 FS5R30A gearboxes, their gear kits offer compatibility and exceptional performance for your Nissan vehicle.

For vehicles manufactured before September 1997, additional parts may be necessary for the installation of our close ratio gear kit.

For vehicles manufactured from October 1997 onwards, the installation can typically be accomplished by replacing genuine parts, although we always recommend a thorough inspection beforehand.

Applications:

RB25/RB26 Engines

Please Note:

Two different types of Input Shaft Spline exist, Nissan / Hollinger, Please select the correct spline.