The original Road Rash used SafeDisc and SecuROM copy protections. Modern Windows operating systems consider these drivers a security risk (rootkits). Consequently, Windows simply refuses to launch the game from the original CD.
Some no-CD patches were poorly made, leading to: road rash no cd patch better
A “better” patch is thoroughly tested through the entire game—all five cities, all bikes. The original Road Rash used SafeDisc and SecuROM
A standard crack might bypass the CD check but still crash on modern GPUs. A better no-CD patch includes compatibility fixes. For Road Rash, this means: A “better” patch is thoroughly tested through the
Search for "Road Rash v1.0 No CD Patch" from reputable abandonia or retro gaming forums. Look for the file RASH.EXE that is approximately 295KB - 310KB.