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 ...

Dana Holding Corp. announced that it has launched its Spicer iPhone application, a tool kit that offers three easy-to-use calculators to measure fuel-savings opportunities, driveshaft RPM speeds, and ...

I have a 1931 Model A Cabriolet that I am building. I have put a new dropped front axle in, boxed and reinforced the frame, and intend to install a Chevy 350 with auto trans. I bought an 8.8 rearend ...

Drivetrain setup continues to be a baffling and controversial subject. It's baffling because it's three-dimensional, and it's controversial because differing applications require differing solutions.

Let’s face it: drivelines aren’t the sexiest component on a big rig. Heck, they aren’t even visible, unless you crawl under a Class 8 truck and look up underneath at the chassis. You can hear the big ...

As the heavy-duty truck market heats up in 2026, savvy buyers are looking beyond the odometer to the mechanical health of their potential acquisitions. Recent technical advisories from Navistar, ...

Why do we have to think about these angles at all? We wouldn't if the engine, transmission, driveshaft, and pinion all shared the same centerline. As it is, these components are never on the same ...