New Mexico 5 Axle Semi Truck Size and Weight Limits

New Mexico: 5 Axle Semi Truck

semi truck tractor trailer

Gross Weight Limits

Ruleset Jurisdication Permit Required? Estimated Gross *
NM Law Interstate and Designated No 81,900 lbs

* This is an estimate as it does not include bridge and tire compliance.

Axle Weight Limits

Ruleset: NM Law

Jurisdication: Interstate and Designated

Axle Group Tire Type Axle Spread Axle Weight Limit
Steer AxleSingle 21,600 lbs
Tandem DrivesDuals42 - 54 in 34,320 lbs
Trailer TandemDuals42 - 54 in 34,320 lbs
Trailer TandemDuals54 - 66 in 35,100 lbs
Trailer TandemDuals66 - 78 in 35,880 lbs
Trailer TandemDuals78 - 90 in 36,660 lbs
Trailer TandemDuals90 - 102 in 37,440 lbs
Trailer TandemDuals102 - 114 in 38,220 lbs
Trailer TandemDuals114 - 126 in 39,000 lbs

Dimension Restrictions

Interstate and DesignatedNon - Interstate
Dimension NameMinMaxMinMax
Overall Height14' 0"
Overall LengthNo Limit65' 0"
Overall Width8' 6"
Front Overhang3' 0"
Rear Overhang7' 0"
Semi-Trailer Length57' 6"
Semi-Trailer WheelbaseNone Specified



These figures are interpreted from the legal codes freely available, please read our full disclaimer and inform us of any errors!