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 ...

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 ...

It's a common affliction. Around town, your car runs fine and can fry the tires at will, but at highway cruising speeds above 65 mph, you feel a slight vibration in the seat of your pants and through ...

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 ...

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, ...

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 ...

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.