Steel tandem axle trailer slider subframe assembly with dual wheels, 10 lug white steel rims, 22.5" commercial tires including Michelin, Goodyear, Ironman, and Double Coin, air ride suspension with air bags, tubular axle, cylindrical pneumatic air reservoir tank, brake chambers, wiring harness, pneumatic air lines, and rubber mud flaps, 95" x 48" axle section