Wisconsin Truck Speed Limit
No split in Wisconsin. Trucks and cars both run 70 on the interstates and other freeways (Wis. Stat. 346.57). Rural two-lane highways drop to 55. Wisconsin doubles your fine in a work zone, so keep it pinned to the posted number when you see cones.
How fast a truck can run in Wisconsin
No split in Wisconsin. Trucks and cars both run 70 on the interstates and other freeways (Wis. Stat. 346.57). Rural two-lane highways drop to 55. Wisconsin doubles your fine in a work zone, so keep it pinned to the posted number when you see cones.
Truck-specific rules and quirks
- No weight-based truck differential. Freeway limit of 70 applies to all vehicles under Wis. Stat. 346.57(4)(gm).
What a speeding ticket costs
Graduated by mph over the limit. Wisconsin doubles the fine for speeding in a posted work zone and near highway maintenance or emergency workers.
Wisconsin Truck Speed Limit FAQ
What is the truck speed limit in Wisconsin?
Do trucks have a lower speed limit than cars in Wisconsin?
What is the speeding penalty for a truck in Wisconsin?
Reference information for planning, not legal advice. Traffic laws change and this can be out of date, so always confirm the current statute and obey posted signs before you rely on it. Last reviewed July 2026. Source: https://docs.legis.wisconsin.gov/document/statutes/346.57. See our Terms & Disclaimer.
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