In Oregon, the maximum weight on the steer axle is listed as 600 pounds per inch of tire tread width up to 20,000 pounds. Your steer tires have a load rating of 6,150 pounds each and are 10 inches wide. What is the maximum legal weight your steer axle can carry in Oregon?

In Oregon, the maximum weight on the steer axle is determined by the lesser of two factors: 600 pounds per inch of tire tread width or the load rating of the tires.
In this case, the tires have a load rating of 6,150 pounds each, which exceeds the maximum weight per inch of tire tread width of 600 pounds. Therefore, the maximum legal weight your steer axle can carry in Oregon is 6,000 pounds.