Hi Jacob,
This is the RC car that I am using:
https://latrax.com/sites/default/files/76064-5%20LaTrax%20Desert%20Prerunner%20Owners%20Manual-R02-EN.pdf
I want to say that the voltage should be fine becaue I have gotten the car to move once but the code I had was using old libraries and caused other things to break I had to update to the new libraries where the code does not work anymore.