GMAX. The better fitting helmet. Whether it be an ATV, motocross, motorcycle or snowmobile, helmet, GMAX authorized dealers will make sure your helmet is properly fitted for comfort and safety. GMAX helmets combine good looks, comfort and features at affordable prices. Replacement visor for GMAX GM11S helmets. Visor is designed to allow airflow to pass uninterrupted across the helmet to virtually eliminate helmet-lift at highway speeds. Includes fixing screws.