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Axle Balance Tandem hole rules by state Michigan
Michigan tandem hole rules: special kingpin rule
For a 53 ft van, reefer or flatbed with a sliding tandem · Checked October 2026
Special No limit in current Michigan law (MCL 257.719). Trailers over 50 ft must stay on designated highways. Some older charts still list 40.5 ft ±0.5 — confirm with MDOT if stopped.
How to read it
Read the rule above carefully. It only applies in some cases or uses a different measurement, so check the source before you slide far back.
Source
Michigan State Police truck guidebook. Rules checked October 2026. Laws and enforcement change, so confirm with the state before you rely on this.
Set it in the app
In Axle Balance, open State rules and tap Michigan, or plan a route through it. Pro shows which tandem holes are legal for your trailer and warns you before a slide would put you over a state's limit. New to sliding? Read how to slide tandems.
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Know which way to slide before you get back on the scale. Axle Balance is a free calculator made by a trucker. Enter your scale ticket and it tells you which way to slide your tandems and how many holes, plus your fifth wheel. Works offline in the cab.
Open the free calculatorEstimates and general information only, not legal advice. Laws change and enforcement varies. Always confirm on a certified scale and with the state before you rely on it. See the Terms of Use.