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 ...

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 ...

With the goal of our '67 Chevelle being a real world street car that we could enjoy numerous ways (autocross, drag strip, long hauling, local street cruise, etc.), choosing the right transmission was ...

The rate at which horsepower has increased over the past three decades has been breathtaking. The V-8 engine’s efficiency has been on a volcanic upswing to the point that 1,000 hp is now the new 500 ...

For the better part of the 20th century and much of the 21st, General Motors has been one of the largest automobile manufacturers in the world. The company has long been known for building tough, ...

With their debut in the 1990s, GM's 4L60E and 4L80E transmissions reveal some of their differences –- and similarities –- right in their names. The "4" and "L" respectively refer to the number of ...