Automated Transmissions

Business, Technology, Equipment, Autonomous

Automated Transmissions Shift Into High Gear

Automated transmission at a trade show An automated transmission on display at a trade show. (John Sommers II for Transport Topics)

Manual transmissions in Class 8 trucks once reigned among fleets and seasoned drivers, but they now represent a minority that is rapidly shrinking.

Katie Pyzyk | Contributing Writer
August 13, 2019
Business, Technology, Equipment, Fuel, TCA

Manual Transmissions Rapidly Becoming a Thing of the Past

Manual Transmissions A Peterbilt 579, which has the option of an automated transmission. (Peterbilt)

Bryan Berg drives a semi with a 13-speed transmission, and he’s been double-clutching and shifting gears in his rig for 30 years. He’s not about to start driving a truck that shifts automatically.

Adam Belz | Star Tribune (Minneapolis)
September 7, 2018
Business, Equipment

The Lost Art of ‘Gear Jamming’

Trucks on a test track Trucks travel around the test track at the Transportation Research Center proving ground, where Cummins Inc. held its test-drive event. (John Baxter)

When Cummins Inc. invited industry journalists to the introduction of its X15, the new generation of its 15-liter truck engine, the event showcased not only the latest in heavy-duty truck engines, but also the evolution of transmission technology in trucking.

John Baxter | Contributing Writer
May 11, 2018