Everybody’s Scalin’ – Overdrive / Underdrive and You
Whenever you wanna get really serious about fine-tuning the way your scale crawler handles, overdrive and underdrive gearing is something you absolutely should look into. I know that this can be confusing for some, so here’s a quick explanation for how it works. Overdrive (OD) and underdrive (UD) are measured by using the stock ring and pinion as a baseline. OD [...]
