In terms of game file size, you will need at least 1000 MB of free disk space available. Just Ride system requirements state that you will need at least 8 GB of RAM. The cheapest graphics card you can play it on is an NVIDIA GeForce GTX 1070. To play Just Ride you will need a minimum CPU equivalent to an Intel Core i5-6287U.
Just Ride will run on PC system with Windows 8 and upwards.