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Minnesota Axle Weight Limits

Axle spacings and weight calculator

Max Legal Weight for GVW under 80,000 lbs and Max Permitted Weight for GVW over 80,000 lbs

Vehicle configuration

Permit and Legal Weights on Annual Permits

Axle Group		Legal	Category “A”	Category “B”	Category “C”
Single		20,000 pounds	20,000 pounds	20,000 pounds	20,000 pounds
Tandem		34,000 pounds	18,000 pounds each	19,000 pounds each	20,000 pounds each
Tridem	8’ +	42,000 pounds	16,000 pounds each	18,000 pounds each	20,000 pounds each
Tridem	9’	43,000 pounds	16,000 pounds each	18,000 pounds each	20,000 pounds each
Quad	11’6’’+	50,000 pounds	13,000 pounds each	15,500 pounds each	18,000 pounds each
	12’6’’+	51,000 pounds		15,500 pounds each	18,000 pounds each
	13’6’’+	51,500 pounds		15,500 pounds each	18,000 pounds each
5-Axle GVW		80,000 pounds	84,000 pounds	88,000 pounds	92,000 pounds
6-Axle GVW		80,000 pounds	96,000 pounds	104,000 pounds	112,000 pounds
7-Axle GVW; 2 Tridem Groups		80,000 pounds	108,000 pounds	120,000 pounds	132,000 pounds
7-Axle GVW; 1 Tandem and 1 Quad Group		80,000 pounds	100,000 pounds	112,000 pounds	124,000 pounds
8-Axle GVW		80,000 pounds	112,000 pounds	128,000 pounds	145,000 pounds
9-Axle or More GVW		80,000 pounds	128,000 pounds	140,000 pounds	155,000 pounds

Tire Weight: when operating under a MnDOT overweight permit, maximum tire weight is 600 pounds per inch width of tire, or the manufacturer’s recommended tire weight rating, whichever is less.

Source of information: https://www.dot.state.mn.us/cvo/oversize/OSOWBrochure-Colorv.pdf

Minnesota Axle Weight Limits

Axle spacings and weight calculator

Vehicle configuration

Permit and Legal Weights on Annual Permits

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