GM Transmissions
Overview of the 4L85E Transmission
The 4L85E transmission is a series of an automatic transmission from General Motors. It is also popular since it is a heavy-duty transmission that was...
Overview of the 4L80E Transmission
The 4L80E transmission was produced in October 1963 by General motors for longitudinal engine configurations. This transmission is a revamped version of...
Overview of GM's Stronger 4L65E Transmission
The 4L65E transmission is built for Chevrolet, as an improved iteration of the 4L60E, and a successor to the 700R4. Unlike its predecessors, the 4L60E...
200-4R Transmission: The Holy Grail of Power, Fuel Efficiency
If you are looking for a way to upgrade your classic muscle car’s Powerglide or TH350, then you would be hard-pressed to find a better answer than the...
Building a 4L60E With Performance-Friendly Gear Ratios
When adjusted with proper gear ratios and a set of the right aftermarket parts, the 4L60E can be just the high performance transmission you’re looking...
Taking 700R4 Performance to Higher Heights
They say a car is the sum of its parts – if you take but one piece out, then a well-made racing machine just flat out won’t work. Racing rigs are built...