- Sumitomo four steel belt casing construction resists punctures, increases trailer stability and contributes to more retread cycles.
 
										
											- Shoulder grooves control migration of irregular wear.
 
										
											- A wide footprint enhances vehicle stability and delivers long mileage.
 
										
											- Pyramid shaped ribs actually put more rubber on the road as the tire wears.
 
										
											- Stone ejectors protect the casing from damage in the base of the groove.
 
										
										 
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