The extra-deep pattern tire is specially designed for shovel loader. Its pattern is 2.5 times deeper than that E-3/L-3. Its wide driving surface and gear-like pattern coupling with unique cutting-resistant, grinding-resistance, tear resistance and motion stability on the background that the excellent traction force has not been compromised. Applicable for those operating environments with tough roads such as hydraulicpower project, open-air mining, stone quarry, buliding etc. It has longer servicelife than common L-3/L-4 tires. It can reduce the downtime due to frequent changing of tyres.