OS Giken OS-FR Series Sequential Gearbox Number of Gear Ratios:5 Speed 3D Design chooses not to

3D Design chooses not to focus on time and cost

Rated up to 650 lb/ft of torque

These springs can also help preventing loss of traction due to inside wheel lift during hard cornering

Cap has several holes for wire locking to prevent slackness

OS Giken OS-FR Series Sequential Gearbox Number of Gear Ratios:5 Speed 3D Design chooses not toComes in 5 or 7 Speed Built for JDM front engine, rear wheel drive compact vehicles (ex: RX7 or S2K) Manufactured with Raw forged materials 5 Speed: Supports up to 575 ft lbs of torque Dog ring and gears designed for low effort shifting 7 Speed: Handles up to 430 ft lbs of torque Drop gear design Gear Ratios: Gear: 1st 2nd 3rd 4th 5th 6th 7th 5 Speed 2. 573 1. 830 1. 431 1. 195 1. 000 7 Speed 2. 713 1. 882 1. 575 1. 318 1. 098 . 941 . 822