Toyo 223730 Proxes Sport A/S+ 265/40R21 108Y XL Ultra-High Performance All-Season Tire

The Toyo Proxes Sport A/S+ is an ultra-high performance all-season tire engineered for drivers who demand exceptional wet and dry capability without sacrificing year-round versatility. Available in 17- to 22-inch fitments, the Proxes Sport A/S+ builds on the proven Proxes Sport A/S platform with an improved tread compound and refined construction designed to lower rolling resistance and extend tread life.

Key Features:

• Improved tread compound delivers superb wet and dry traction, lowers rolling resistance for better fuel and range efficiency, and promotes long, even wear
• Dynamic taper design maximizes road contact for enhanced traction, handling, and wet/dry braking performance
• UHP casing construction features a stiff sidewall, high-tensile steel belts, and high-hardness bead filler for more even contact pressure during acceleration, braking, and cornering
• Optimized asymmetric tread design — high-stiffness outer rib enhances cornering stability; higher sipe density inner ribs improve braking on wet and dry roads and provide competitive light snow traction
• Multi-wave sipes minimize irregular wear for a quieter ride throughout the life of the tire while improving wet and dry grip
• Speed Rating: Y (186+ mph rated)
• Load Index: 108 (2,205 lbs per tire)
• Load Range: XL (Extra Load)
• UTQG: 440 A A
• Sidewall: Black Sidewall (BSW)

This 265/40R21 fitment is ideal for performance sedans, sports cars, and luxury vehicles running 21-inch wheels. The Proxes Sport A/S+ pairs the sharp, responsive feel of a summer tire with the all-season confidence needed for light snow and cold-weather conditions, making it a true four-season solution for enthusiast drivers.