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 face shield for the GMAX FF-98 helmet. UV 400 coated shields with 100% UV protection. Hard coated to reduce scratching.