Allison Transmission has been granted a patent for a multi-speed transmission with five planetary gearsets and eight selective couplers, allowing for at least eighteen forward speed ratios and two ...

When it comes to heavy-duty transmissions, Ford's TorqShift (used in the F-Series Super Duty pickups) and General Motors' Allison transmissions (found in Chevrolet Silverado and GMC Sierra HD pickups) ...

When it comes to heavy-duty transmissions, Ford's TorqShift (used in the F-Series Super Duty pickups) and General Motors' Allison transmissions (found in Chevrolet Silverado and GMC Sierra HD pickups) ...

Allison Transmission announces its first nine-speed model. “With this new transmission, Allison continues to demonstrate its commitment to help achieve standards regarding fuel efficiency and ...

One day, you know someone's going to talk about the rare GM trucks missing an important badge ...

Allison Transmission has been granted a patent for a transmission and clutch assembly. The transmission includes an input shaft, an output shaft, and a clutch assembly that selectively transmits ...

There's an interesting thing about early Chevrolet Silverado and GMC Sierra trucks equipped with the Duramax diesel engine and Allison transmission. From 2001-2005, these trucks were equipped with a ...