Actual results may vary, and may be impacted by many factors, to include road conditions, weather, environment, combination of steer and trailer tires used, driving habits, tire size, equipment and maintenance. National average diesel fuel price as of Augof $2.98 per gallon, for a class 8 tandem-drive axle truck and single tandem axle trailer combination travelling 100,000 miles/year. (1) Fuel savings calculated based on replacing the Bridgestone M710 Ecopia with the MICHELIN ® X ® LINE ENERGY D + in (8) drive tire positions on a class 8 tandem-drive axle truck. Actual on-road fuel saving results may vary, and may be impacted by many factors, to include road conditions, weather, environment, combination of steer and trailer tires used, driving habits, tire size, equipment and maintenance. the Bridgestone M710 Ecopia tire, Goodyear Fuel Max LHD G505D tire and Continental HDL2 tire in equivalent 295/75R22.5 LRG dimension. ** Based on internal rolling resistance tests using ISO 28580 test method in tire size 275/80R22.5 LRG dual drive tire vs. * Based on internal rolling resistance tests using ISO 28580 test method in tire size 275/80R22.5 LRG dual drive tire vs.