Bearing wear tends to be a common concern for many M3 and M5 owners we know, and oil analysis is an essential tool for monitoring bearing wear without having to take an engine apart (and of course, for catching poor bearing wear before it turns into a serious problem or failure). But what many customers don't know is just what goes into our evaluation of bearing wear and whether or not it looks concerning for M-owners. Even if you're not a BMW owner or enthusiast, don't worry, this episode still packs plenty of worthwhile info when it comes to bearing wear and how poor wear or a problem shows up in testing. Join senior analysts Joe and Chris as they talk through the analyst's process in gauging bearing wear and how testing can be so essential in catching a problem early.