Hankook 3004050 Smart City AU04 305/70R22.5 153/150K Commercial Bus Tire

The Hankook Smart City AU04 is a heavy-duty commercial bus tire engineered for urban transit applications. Sized 305/70R22.5 with a dual load index of 153/150K and a 20-ply (Load Range L) construction, this all-season tire is purpose-built to handle the rigors of stop-and-go city driving while delivering outstanding mileage and durability.

Key Features:

• 3-Dimensional Siping Technology — Inner block sipes run in X, Y, and Z directions to increase tread block stiffness, improving traction and handling while extending tread life
• Optimized Shoulder Design — Refined shoulder rib width with removed shoulder lugs and sipes enhances driving stability and prevents chip-cut and irregular wear at the shoulder edge
• Multi-Zigzag Groove Pattern — Amended zigzag grooves combined with an optimal block arrangement deliver improved traction performance in all-season conditions
• Low Heat Generation Belt Structure — Minimized belt motion reduces heat buildup for longer lasting performance under sustained urban loads
• Stiffness Control Contour Carcass — Optimized footprint shape minimizes tire deformation on uneven surfaces, improving control and durability
• Enhanced Bead Design — Minimum bead mobility maximizes retreadability, reducing total cost of ownership
• M+S and 3PMSF Rated — Suitable for all-season use including light winter conditions

Specifications:

• Size: 305/70R22.5
• Load Index / Speed Rating: 153/150K
• Load Range: L (20 Ply)
• Overall Diameter: 39.5 inches
• Section Width: 12.0 inches
• Tread Width: 9.8 inches
• Tread Depth: 22/32nds
• Measuring Rim: 9.0 x 22.5
• Max Speed: 68 mph
• Max Load: 8,047 lbs
• Mileage Warranty: 40,000 miles
• M+S: Yes | 3PMSF: Yes

The Hankook Smart City AU04 is the dependable choice for fleet operators and transit agencies seeking a long-wearing, all-season commercial tire optimized for urban bus and heavy-duty applications.