- Joined
- Apr 13, 2015
- Posts
- 1,066
- Reaction score
- 459
- Ram Year
- 2006
- Engine
- Hemi 5.7
So I went with 40in tires on my Ram and I have to change the Speedo Pinion. I know I need a 27 tooth one which will get me close but where do I index it? The lowest index is 30. That's where im having trouble, can anyone give me insight?