SKU: KAW1585BC
MPN: 1585BC
The KEIZER ALUMINUM WHEELS INC Direct Mount Wheel 15x8 4-inch Backspace (part number 1585BC) is a purpose-built aluminum racing wheel engineered for direct-mount sprint car applications. This 15-inch diameter, 8-inch wide wheel delivers the lightweight construction and precision fitment that competitive sprint racing demands, where every fraction of an ounce and exact suspension geometry directly influence lap times and handling balance.
The 5-inch backspace specification positions the wheel face precisely to maintain correct track width and weight distribution geometry for sprint car chassis tuning. Cast from aluminum alloy, this wheel combines structural rigidity with a light overall weight of 11.15 lbs per unit—a critical factor in sprint racing where unsprung mass directly affects acceleration, braking, and cornering performance. The polished finish provides both corrosion resistance and durability in high-heat racing environments while maintaining a clean appearance that suits competitive presentation standards.
This wheel is engineered for sprint car racers who demand precision fitment and proven reliability in competitive environments. The direct-mount design eliminates hub-adapter compatibility variables, allowing builders and teams to dial in exact suspension geometry without interpretation or measurement tolerance stacking. Whether building a new sprint car or upgrading an existing platform, this KEIZER wheel meets the exacting standards of the sprint racing community where precision and consistent performance across a race weekend determine competitive outcomes.
KEIZER Aluminum Wheels has established a reputation among sprint racing teams for delivering wheels that maintain concentricity and fitment tolerances across production runs—a quality factor that separates proven racing equipment from general-purpose automotive wheels. For teams prioritizing suspension tuning precision and repeatability, this 15x8 direct-mount wheel provides the baseline foundation that allows other setup variables to deliver measurable performance gains.
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