Designed as a drop-in kit. Suitable for full race K-20 or K024 where very close ratio applications are required, such as road and gravel rallying, sprints, hill climbs or road racing. Works extremely well with 5.06 or 5.1 final drive.
Gear set consists of 1 custom main shaft, 4 custom main shaft gears, and 6 counter shaft gears.
Additional 5th and 6th gear ratios available in this kit: Gear-X K Series Close Ratio Alternative 5th & 6th Helical Cut Gears .