Looks like 4.5 backspacing. The item "Weld Racing Wheel Draglite 15x8 5x4.5 & 5x4.75 PONTIAC CHEVY FORD Drag lite" is in sale since Monday, October 11, 2021. This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts & Accessories\Wheels, Tires & Parts\Wheels". The seller is "fuelish351" and is located in San Jose, California. This item can be shipped worldwide.