Getting Your Street Legal Racing: Redline v2.3.1 Mods to Work
To ensure mods work correctly, you must use the game's built-in tool or a recommended community alternative: to the desired items in the Steam Workshop.
Performance and drivetrain mods
Since the game is older and modding can be unstable, this guide covers how to find mods that work, how to install them, and how to troubleshoot crashes.
It sounds like you're diving into Street Legal Racing: Redline (SLRR) — specifically version (often the last major community-supported patch before later overhauls). The phrase “mods work” is key here, because v231 is a sweet spot where the game’s modding potential really opens up, but also where things break easily.