Check it out as we install a Gear Vendors under/overdrive transmission into a 79 pickup - Custom Classic Trucks Magazine ...

We'll cover the basics and show you how to pick an overdrive automatic transmission and the gearing to go with it!

We take a look at everything you could possibly need to know about overdrives for your off road truck! Read all about transmissions with them built in and bolt on overdrive units in Off-Road Magazine!

It used to be that transmission selection for classic Mustangs was simple. If you wanted a manual shift, it boiled down to the close- or wide-ratio 3.03 three-s ...

“For overdrive transmissions, common axle ratios were in the mid and low 3s,” he says. “Today, with a lot of these linehaul downspeeding specs, it starts with a 2.” ...

Q Recently my son-in-law replaced the 42RE transmission in his '96 Jeep Cherokee with one purchased at a salvage yard. The transmission works well in all gears except overdrive. It will not go ...

Drivers rarely manually shift an automatic transmission, but knowing when to downshift in certain situations can be helpful.

Allison Transmissions this year will introduce an exotic 10-speed, twin-countershaft automatic that incorporates a similar drivetrain concept, with a couple of interesting tweaks.

Mack’s most recent powertrain innovation for long-haul trucking operations consists of the Mack MP8 445HE Turbo Compound engine, Mack mDRIVE13-speed overdrive transmission with crawler gear, and ...

A truck’s engine and transmission are key components to ensuring the important — and expensive — “tool” can accomplish the job it needs to do.

If you’ve been spec’ing the same manual transmission for a while now, it’s time to take a look at new options. Here are the five key questions to consider when spec'ing your next transmission.

Automatic transmission cars have the Overdrive (O/D) function which allows a driver to drive faster on the road. The o/d is the highest gear in an automatic transmission. The overdrive function ...