Quote Originally Posted by Adm_rsx View Post
Not sure if you can put 6 gears on a 5 speed counter and mainshaft. I honestly have never torn a 5 speed apart to for sure know. But seems it wouldnt. Utilizing your factory 6th would allow for much lower revs while cruising around.

s4 IG-petefromthestreets

It works fine. the shafts are the exact same other than the number of teeth on the bottom of the countershaft. Your right it doesn't reduce the RPMS much comparing the 5th gear to 6th...its a difference of about 300ish RPMS would make a notable difference for long trips