The 4L60E and 4L80E are two of General Motors’ most discussed automatic transmissions, and the choice between them shapes how a truck, SUV, or LS swap behaves on the street and under heavy load. Both ...

Gilbert Smith is an automotive journalist with over five years of specialized research and writing experience. Before joining CarBuzz in 2024, he produced in-depth buyer’s guides and feature articles ...

GM and Allison Transmission will officially end their heavy-duty truck partnership in 2026, concluding a collaboration that began with the Duramax diesel era in 2001. By June 29, 2026, GM must remove ...

GM and Allison Transmission, longtime partners on heavy-duty truck powertrains, are parting ways, as first reported by TFL Truck. The rollout of GM's 10-speed automatic in 2020 marked the end of ...

General Motors trucks have worn Allison Transmission branding for decades, but that will stop after Dec. 31, 2025. The two parties were unable to reach an agreement to extend their longstanding ...

Let's say the input and output shafts of your transmission are between 1 and 1.5 inches in diameter, which is a little thinner than the average banana. Though they may seem relatively diminutive, ...

Manual Transmission Cars Available in 2026: From affordable commuters to high-end sports cars, and SUVs, here’s what’s left for the three-pedal faithful. It wasn’t that long ago when manual ...

Continuously variable transmissions (CVTs) can be reliable with proper maintenance, especially using the correct transmission fluid. Simultaneous illumination of brake system, ABS, and AWD warning ...

It doesn’t get any cheaper than this—literally. The Versa with its standard manual transmission is the cheapest new car on sale today regardless of transmission choice. Nissan outfits the base S model ...

Heat is one of the biggest threats to your vehicle's drivetrain. I'm not talking the regular heat an engine makes when it's running, here. No, I'm talking excessive, piston-melting, gear-seizing heat ...

General Motors is recalling more than 90,000 vehicles over a transmission control valve issue that can cause tires to lock up, the National Highway Traffic Safety Administration said. The problem ...

Mad Dog Reprogramming Update Kit Mad Dog Shift Kit Raybestos Z-PAK with 13 Clutches (Replaces Factory 5 Clutches in the 3-4 Drum) the Z-PAK also has Specialized Heat Treated Steels That Withstand Much ...