Maxam adds two sizes to MS302 E3/L3+ tire lineup Print DANVERS, Mass. — Maxam Tire North America Inc. has added two more sizes to its E3/L3+ line, for small wheel loaders and motor graders applications. The sizes, 20.5R25 and 550/65R25, were engineered to thrive under extreme conditions, and deliver excellent traction and value, according to Maxam. The tire features a rugged E3/L3+ heavy duty design for maximum traction in off-road applications, while it has reinforced lugs to minimize vibration at haul speeds and provide a lower cost-per-hour solution.The MS302 is made with a durable, cut-and-tear resistant rubber compound that helps to prevent tire damage.