Falken 28534124 Azenis RT615K+ 245/45R17XL 99W Maximum Performance Summer Tire

The Falken Azenis RT615K+ is a maximum performance summer tire derived from the original competition-winning RT615K platform. Engineered for the performance-minded enthusiast, the RT615K+ features a digitally-engineered, nanotech-formulated tread compound that delivers superior grip and precise handling on both road and track. Its DOT-approved construction means this tire is equally at home during spirited street driving as it is in closed-course competition environments.

This 245/45R17XL size carries an Extra Load (XL) rating with a 99W service description, supporting up to 1,709 lbs at 50 PSI. The tire earns a UTQG rating of 200 A-A, reflecting its track-biased tread compound and excellent traction and temperature performance grades.

Key Features:

• 4D Nano Design Tread Compound: Advanced biomass-based nanotech formulation improves tread flexibility and adhesion while reducing polymer heat generation for sustained grip under demanding conditions
• Solid Center Rib: Reduces contact-patch void ratio under heavy acceleration, minimizing wheel spin and improving straight-line traction
• Massive Sport Side Shoulder Blocks: Large motorsport-inspired shoulder blocks deliver exceptional lateral grip and outstanding cornering response
• High-Tension Carcass Construction: Increases handling response and high-speed stability for confident performance at the limit
• Asymmetric Tread Design: Digitally-engineered pattern provides track-capable performance with street-durable longevity
• DOT-Approved: Street-legal for daily use while maintaining closed-course competition capability

Available across 21 sizes spanning 14-inch to 18-inch rim diameters, the Azenis RT615K+ is ideally suited for performance compacts, sports coupes, sports sedans, and muscle cars seeking competition-proven performance from the track to the street.