The phone call to the Tremec tech line went something like this: "Yea, I just bought your Magnum six-speed and put it in my car. The overdrive is great, I love it but now I've got a vibration that ...

Driveline vibrations are easy to feel, but solving them can puzzle even the most methodical of knuckle-busters. Does your car have the highway vibes? Just sending your driveshaft out for a balance job ...

Degree, travel, and constant velocity might sound more like physics homework than 4x4 jargon, but don't be confused, for it's all basic terminology associated with your vehicles driveshaft.