Welcome to the 2026 Powertrain EXPO in San Antonio, TX! Each year, EXPO gives us a chance to come together as an industry—to learn, connect, and prepare for the opportunities ahead...
The official publication for the largest automatic
transmission rebuilder's association in the world
Featured Articles
What is inductive current analysis? It is the ability to look inside a circuit and view work being done. In the electrical world, work is often performed by inductors. Inductors are...
Diagnosing Nissan vehicles equipped with a CVT transmission can be a nightmare. Especially when the vehicle enters limp mode or the transmission completely fails. Trouble codes stored...
When I look at world events that are daily changing the way we get the supplies of parts, raw materials, and base oils, I’m immediately reminded of what we went through in the 1970s...
Guest Author
The flexplate is a critical but often misunderstood component in the drivetrain, acting as the mechanical link between the engine’s crankshaft and the torque converter. While it may...
A Nissan rolls into the shop with a familiar complaint. The customer says the transmission feels wrong. Maybe it surges on the highway. Maybe the RPM rises and falls at steady speed...
Throughout the year the ATRA Technical seminar tour visits 25 cities in regions across the US and Canada. Most of the time we fly to these destinations, but this story is about one...
Up to this point, we’ve focused on the mechanics of making things run smoothly. Chapters 1 through 4 gave you the blueprints and tools to spot waste, map out value, and see where...
GEARS Staff