All other wheel manufacturers add knurling (rough impressions) where the tire bead seats, claiming this helps the tire seal. It is actually in place to compensate for outdated manufacturing methods and poor tolerances. Knurling damages the tire bead and drives up your tire costs.
Our wheels provide a fully machined & truly round bead surface, free from knurls. This provides a proper platform for th
GMI wheel manufacturing process
Poor standard manufacturing process