The Arai GP-5W helmet is certified Snell SA2015 and is a favorite of stock car and rally drivers because it has a wider eyeport.
Now Snell SA2015 certified, with the new M6 washer/nut installed at the factory. With the 6mm washer/nut installed, anyone can now easily install a variety of Head and Neck Restraint systems that use a 6mm bolt to their helmet. This helmet also comes with the FIA-8859-2015 certification sticker applied to the interior liner of the helmet.
Wider eyeport (90 mm - approximately 3.5 inches)
Certified Snell SA2015
Determine your helmet size by measuring your head at a point 1'' above your eyebrow and a point in the back of the head that results in the largest possible measurement.