Understanding battery names can feel like learning a whole new language, especially when you are a new rider. Battery codes often contain a wealth of information about their specifications and intended applications.
Whether you’re a long-time hobbyist who wants to understand battery designations better or someone who is just starting out, the more you know, the better your choices will be when it comes to batteries.
This article aims to decode and simplify battery names, from the battery experts at Yuasa, and other publicly available resources.
Understanding Yuasa Battery Naming Conventions
Battery names are not random; they follow specific conventions that can indicate everything from the manufacturer to the battery's performance characteristics. Knowing how to read these names helps in selecting the right battery for your needs.
Yuasa, a leading battery manufacturer, uses a specific structure for its battery names. For instance, the initial letter 'Y' denotes Yuasa. Understanding these codes can simplify the process of identifying the right battery.
If you just want to find the perfect battery for your vehicle, you can check out our Yuasa Battery Finder on the website—just click Battery Search.
Letter Designations
The letters following the numerical component often denote various characteristics:
- X = AGM (Absorbent Glass Mat) standard technology
- Z = AGM Highest Performance in available Case Sizing
- H = AGM Higher Cold Cranking Amps (CCAs)
- L = Negative terminal on the left side (contrary to the usual US standard of the right side)
Detailed Breakdown from the Application Guide
The Yuasa Battery Application Guide provides a detailed breakdown of battery type numbers:

Additional Resources
To learn more other battery maintenance or specific batteries, or for more information, such as when to replace your battery or how to dispose of the old battery, visit the Yuasa Resources section or click on any of the articles below