Welcome to L-Gauge
L-Gauge is an information resource for the LEGO® model train community. Our goal is to help support, promote, and educate fans and hobbyists interested in learning about and building model trains and layouts from LEGO® bricks. L-Gauge is not an official standard; however, there are a few recognized conventions and practices that have evolved over time in order ease collaboration among LEGO® train fans. The information contained in this site is the result of the collective knowledge, wisdom, and best practices from LEGO® train fans from around the world. Enjoy!
What is L-Gauge?
L-Gauge is an unofficial term used to describe the hobby of LEGO® System trains which use the common track gauge of 37.5 mm or 40 mm centre-line gauge (5 studs). See the chart below to see how L-Gauge compares to other popular model train scales:
Below you will find categories of information and resources to help you learn more about L-Gauge.
- Track Elements and Geometry
- Reference Track Configurations
- Suggested Loading Gauge
- Wheelbase Geometry
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