This is a simple Speedometer based on Rampage
(https://de.gta5-mods.com/scripts/rampage-trainer)

How to Install
Extract the .zip file and put the speedometer.asi into your GTA V Directory.
Make sure you have the latest version of Alexander Blades ScriptHookV plugin (ScriptHookV.dll & dinput8.dll)
additional
or you can Simple Load it with your own asi loading Method
or rename .asi do .dll and you can load/inject it as .dll

Dont Reupload it!
if you have not the permission from RampageDev!