As previously explained, most light truck tires follow the alpha-numeric tire code indicated by the letters LT at the beginning of the size code. However some light truck tires use a High Flotation code, indicated by the letters LT at the end instead of the tire size or simply omit the LT code completely as follows:
Example: Tire labeled: 37X12.5R17LT
91 Ben Franklin Highway West (Route 422 West)
Birdsboro, PA, 19508
610-582-4266