Membership Options

Gain unrestricted access to all Big Truck Guide tools, calculators, documents and more! Become a Big Truck Guide member and gain access unlimited access to the MyBigTruck application, numerous tools to explore weight regulations and documents like our eTextbook and Cheat Sheets.

Kingpin to Tandems Cheat Sheet

Everything that you need to know about Kingpin to Tandem Axle Measures in 4 pages, including a printable copy of the Kingpin to Tandem Axles Maximums table, map, and instructions on how and when to move your axles.

Understanding Truck Weights and Dimensions

After working through this book you will be able to: Distinguish between gross weights, tare weights, and payloads Identify the different types of weight limits that apply to vehicles: Gross Weights Axle weights Tire Weights Manufacturers’ Weights Learn where US Federal Laws apply Understand how the Federal government controls truck dimensions Understand how the Federal … Read more


It’s like downloading your safety manager’s brain! The MyBigTruck report will show you exactly the gross and axle weight maximums are for your truck. Jurisdictions where the combination does not fulfill the Kingpin to Rear Axle restriction, or the trailer length restriction, are crossed out in red so you can easily see where you can’t go!