There are a few options for the transmission when it comes to EVs. The most common options are to maintain the existing manual transmission or use gear reduction in the form of a single speed gear box. To figure out if your current vehicle would benefit from a gearbox without reworking the gearing in your differential, use the Top Speed Calculator. To read more on which transmission is best for your build check out our blog post here or join our Certified Technician Training program.