KAR 36-1-37 outlines legal axle weights for overweight permits, as follows:

  • Single, non-drive axle: 22,000 lbs.
  • Single, drive axle: 24,000 lbs.
  • Tandem axle: 45,000 lbs.
  • Triple axle: 60,000 lbs.
  • Quad or more: 65,000 lbs.