How to Read My Sidewall

National NRM48 Road MAX ST Tire Features:

The National Road Max ST Trailer tire is equipped with a modern optimized tread design and an “M” speed rating delivering a high-quality tire to meet demands of today’s trailers.

• Optimized tread depth for superior performance and reduced rolling resistance
• Manufactured with segmented molds for exceptional uniformity and appearance
• 5-rib modern tread design for good traction and stability
• Nylon overlay construction on most sizes for increased strength and durability
• Approved Rim Width: N/A
• Single Tire Max PSI: 50
• Single Tire Max Load: 1820
• Overall Diameter: 27.13
• Section Width: 7.99
• Tread Width: N/A
• Revolutions Per Mile: N/A
• Tread Depth in 32nds: 8