You're right, but I do like having a tach, actually use it to maintain speed. The digital speed reading jumps around a lot.The stock tach actually has a few useful features. I like the idea of red line warning flashes and then solid red when rev limiter cuts in. That's really all you need on a bike like this. Don't get me wrong, there is something old school cool about the sweep of a conventional tach needle, but I do like the single multi function gauge on our Scramblers.
Would you share the details of the installation? Did you do it or have a shop do it? And you cautioned about getting the right tach, what is the model of yours? I like it's look