In our tests, we've found that in some cars a manual transmission can improve gas mileage by a significant 2 to 5 mpg, ...

Allison Transmission has partnered with Cummins to test and validate the new Cummins X15N 15-liter natural gas engine paired with the Allison 4000 Series fully-automatic transmission. Sandman, a bulk ...

Navistar is now offering Allison fully automatic transmissions in International trucks equipped with International’s S13 engine. Through the partnership between Allison Transmission and International ...

To handle great amounts of horsepower generated by large-displacement engines, a vehicle requires a robust and solid transmission to ensure it can effectively distribute said power to the wheels. That ...

Allison has actively expanded into gas truck applications in response to growing demand from fleets that want the performance of diesel without the emissions or costs. Putting an Allison transmission ...

The 2024 Chevy Express Cargo commercial van is no longer available to order with the naturally aspirated 6.6L V8 L8T gasoline engine, GM Authority has learned from sources familiar with the matter.