Patches of excessive wear occurring at intervals around the circumference

• 1. Faulty suspensions, faulty rotating parts and / or brake parts such as axle beams, bearings and brake shoes
• 2. Dynamic imbalance of tire and rim assembly
• 3. Excessive run-out of tire and rim assembly
• 4. Sudden braking or rapid starting
• 5. Underinflation and / or overload

• 1. Avoid rough driving
• 2. Repair the mechanical parts such as faulty suspension,axle beams, bearing and brake shoes
• 3. Minimize the run-out of tire and rim assembly by matching the maximum run-out point of tire to minimum run-out point of rim
• 4. Adjust the dynamic imbalance of tire and rim assembly with a wheel balancer