Brand: BFGoodrich Tires Manufacturer's Part Number: 06491 Part Type: Tires Product Line: BFGoodrich g-Force Rival S 1.5 Tires Summit Racing Part Number: BFG-06491 UPC: 086699064912 Wheel Diameter: 18 in. Tire Size: 335/30-18 Tire Weather Usage: Summer Tire Construction: Radial Sidewall Style: Blackwall UTQG Tread Wear Rating: 200 Tire Diameter: 25.94 in. Section Width: 13.50 in. Minimum Recommended Wheel Width: 11.50 in. Maximum Recommended Wheel Width: 12.50 in. Directional: Yes Severe Snow Rated (3PMSF): No Speed Rating: W Load Range: LL Load Index: 95 Asymmetrical Tread Pattern: No Traction Rating: AA Temperature Rating: A Tread Depth: 7.2/32 in. DOT-Approved: Yes Run-Flat Technology: No Studdable Winter Tire: No Tube Required: No Max Load Single (lbs.): 1，521 lbs. Quantity: Sold individually. BFGoodrich g-Force Rival S 1.5 Tires BFGoodrich g-Force Rival S 1.5 tires deliver extreme summer performance. They were developed for driving enthusiasts who want their tires tuned to lower their run times in solo， autocross， track attack， and hill climb events. The g-Force Rival S 1.5 tires are designed to raise the limits by delivering extreme grip that's extremely predictable， along with improved handling response. BFGoodrich g-Force Rival S 1.5 tires feature:* Updated tread compound designed to offer maximum dry and improved wet grip， as well as offer quicker warm-up in competition conditions， yet continues to earn a UTQG 200 Treadwear rating. * Silica-infused compound is molded into asymmetric tread 3-rib designs * Large， solid outboard tread blocks* BFGoodrich Extreme Tread Edge (ETE) shoulder design wraps the tread compound farther down the sidewalls for predictable feedback and maximum cornering grip from start to finish * Lateral groove draft angles promote consistent performance and wear* Chamfered block edges resist feathering under extreme cornering and braking* BFGoodrich Performance Racing Core (PRC) reinforced internal structure that reduces flex to increase steering response* Tread is stabilized by twin steel belts* Equal TEnsion Containment System (ETEC System) of spirally wrapped nylon optimizes the tire's contact patch and traction at speed* g-Control sidewall inserts tune the sidewall stiffening to promote steering response* V-speed rated