Nankang JD431 AR-1 Competition Track Tire 215/40ZR17 87W XL

The Nankang AR-1 is a high-performance DOT-approved competition tire engineered for track enthusiasts seeking maximum lap times. This track-focused tire features a 100 UTQG treadwear rating and is manufactured with a consistent 5.5mm tread depth across all sizes, positioning it among the elite options in the track tire market.

Key Features:

• 100 treadwear rating for aggressive track use and autocross competition
• 5.5mm tread depth for consistent performance throughout tire life
• Kevlar lining in 17-inch and larger sizes for enhanced stability and consistency
• Wide center ribs deliver improved steering precision and response
• Large shoulder blocks increase tire stiffness and traction in corners
• Optimized tread pattern with wider contact patch for high-speed stability
• Special inner angled pattern design improves water drainage for wet surface handling
• Unique semi-slick compound reduces warm-up time for quicker grip

The AR-1 has earned its reputation as a control tire for numerous racing championships including BMW 1 Series SuperCup, Civic Challenge, and Classic VW Cup, while also achieving podium finishes in open-tire series. This tire is designed to handle high-intensity circuits and is Motorsport UK List 1B approved with EU tire labeling certification. For optimal performance and tire longevity, an initial heat cycle or break-in procedure is recommended before pushing the tires to their limits.